Files
bun.sh/src/bun.js/bindings/bindings.cpp
2025-06-19 13:14:46 -07:00

6574 lines
244 KiB
C++

#include "root.h"
#include "JavaScriptCore/ErrorType.h"
#include "JavaScriptCore/CatchScope.h"
#include "JavaScriptCore/Exception.h"
#include "ErrorCode+List.h"
#include "ErrorCode.h"
#include "JavaScriptCore/ThrowScope.h"
#include "JavaScriptCore/JSCast.h"
#include "JavaScriptCore/JSType.h"
#include "JavaScriptCore/NumberObject.h"
#include "JavaScriptCore/JSCJSValue.h"
#include "JavaScriptCore/JSGlobalObject.h"
#include "JavaScriptCore/JSPromiseConstructor.h"
#include "JavaScriptCore/DeleteAllCodeEffort.h"
#include "JavaScriptCore/BooleanObject.h"
#include "JSFFIFunction.h"
#include "headers.h"
#include "BunClientData.h"
#include "GCDefferalContext.h"
#include "JavaScriptCore/AggregateError.h"
#include "JavaScriptCore/BytecodeIndex.h"
#include "JavaScriptCore/CodeBlock.h"
#include "JavaScriptCore/Completion.h"
#include "JavaScriptCore/ErrorInstance.h"
#include "JavaScriptCore/ExceptionHelpers.h"
#include "JavaScriptCore/ExceptionScope.h"
#include "JavaScriptCore/FunctionConstructor.h"
#include "JavaScriptCore/HeapSnapshotBuilder.h"
#include "JavaScriptCore/Identifier.h"
#include "JavaScriptCore/IteratorOperations.h"
#include "JavaScriptCore/JSArray.h"
#include "JavaScriptCore/JSArrayBuffer.h"
#include "JavaScriptCore/JSArrayInlines.h"
#include "JavaScriptCore/ErrorInstanceInlines.h"
#include "JavaScriptCore/JSCallbackObject.h"
#include "JavaScriptCore/JSClassRef.h"
#include "JavaScriptCore/JSInternalPromise.h"
#include "JavaScriptCore/JSMap.h"
#include "JavaScriptCore/JSMapIterator.h"
#include "JavaScriptCore/JSModuleLoader.h"
#include "JavaScriptCore/JSModuleRecord.h"
#include "JavaScriptCore/JSNativeStdFunction.h"
#include "JavaScriptCore/JSONObject.h"
#include "JavaScriptCore/JSObject.h"
#include "JavaScriptCore/JSSet.h"
#include "JavaScriptCore/JSSetIterator.h"
#include "JavaScriptCore/JSString.h"
#include "JavaScriptCore/ProxyObject.h"
#include "JavaScriptCore/Microtask.h"
#include "JavaScriptCore/ObjectConstructor.h"
#include "JavaScriptCore/ParserError.h"
#include "JavaScriptCore/ScriptExecutable.h"
#include "JavaScriptCore/StackFrame.h"
#include "JavaScriptCore/StackVisitor.h"
#include "JavaScriptCore/VM.h"
#include "JavaScriptCore/WasmFaultSignalHandler.h"
#include "JavaScriptCore/Watchdog.h"
#include "ZigGlobalObject.h"
#include "helpers.h"
#include "JavaScriptCore/JSObjectInlines.h"
#include "wtf/Assertions.h"
#include "wtf/Compiler.h"
#include "wtf/StackCheck.h"
#include "wtf/text/ExternalStringImpl.h"
#include "wtf/text/OrdinalNumber.h"
#include "wtf/text/StringCommon.h"
#include "wtf/text/StringImpl.h"
#include "wtf/text/StringView.h"
#include "wtf/text/WTFString.h"
#include "JavaScriptCore/FunctionPrototype.h"
#include "JSFetchHeaders.h"
#include "FetchHeaders.h"
#include "DOMURL.h"
#include "JSDOMURL.h"
#include <string_view>
#include <bun-uws/src/App.h>
#include <bun-usockets/src/internal/internal.h>
#include "IDLTypes.h"
#include "JSDOMBinding.h"
#include "JSDOMConstructor.h"
#include "JSDOMConvertBase.h"
#include "JSDOMConvertBoolean.h"
#include "JSDOMConvertInterface.h"
#include "JSDOMConvertNullable.h"
#include "JSDOMConvertRecord.h"
#include "JSDOMConvertSequences.h"
#include "JSDOMConvertStrings.h"
#include "JSDOMConvertUnion.h"
#include "JSDOMExceptionHandling.h"
#include "JSDOMGlobalObjectInlines.h"
#include "JSDOMIterator.h"
#include "JSDOMOperation.h"
#include "JSDOMWrapperCache.h"
#include "wtf/text/AtomString.h"
#include "wtf/Scope.h"
#include "HTTPHeaderNames.h"
#include "JSDOMPromiseDeferred.h"
#include "JavaScriptCore/TestRunnerUtils.h"
#include "JavaScriptCore/DateInstance.h"
#include "JavaScriptCore/RegExpObject.h"
#include "JavaScriptCore/PropertyNameArray.h"
#include "webcore/JSAbortSignal.h"
#include "JSAbortAlgorithm.h"
#include "DOMFormData.h"
#include "JSDOMFormData.h"
#include "ZigGeneratedClasses.h"
#include "JavaScriptCore/JSMapInlines.h"
#include <JavaScriptCore/JSWeakMap.h>
#include "JSURLSearchParams.h"
#include "AsyncContextFrame.h"
#include "JavaScriptCore/InternalFieldTuple.h"
#include "wtf/text/StringToIntegerConversion.h"
#include "JavaScriptCore/GetterSetter.h"
#include "JavaScriptCore/CustomGetterSetter.h"
#include "ErrorStackFrame.h"
#include "ErrorStackTrace.h"
#include "ObjectBindings.h"
#include <JavaScriptCore/VMInlines.h>
#include "wtf-bindings.h"
#if OS(DARWIN)
#if ASSERT_ENABLED
#if !__has_feature(address_sanitizer)
#include <malloc/malloc.h>
#define IS_MALLOC_DEBUGGING_ENABLED 1
#endif
#endif
#endif
static WTF::StringView StringView_slice(WTF::StringView sv, unsigned start, unsigned end)
{
return sv.substring(start, end - start);
}
using namespace JSC;
using namespace WebCore;
enum PopulateStackTraceFlags {
OnlyPosition,
OnlySourceLines,
};
typedef uint8_t ExpectFlags;
// Note: keep this in sync with Expect.Flags implementation in zig (at expect.zig)
// clang disable unused warning
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-variable"
static constexpr int FLAG_PROMISE_RESOLVES = (1 << 0);
static constexpr int FLAG_PROMISE_REJECTS = (1 << 1);
static constexpr int FLAG_NOT = (1 << 2);
#pragma clang diagnostic pop
extern "C" bool ExpectCustomAsymmetricMatcher__execute(void* self, JSC::EncodedJSValue thisValue, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue leftValue);
enum class AsymmetricMatcherResult : uint8_t {
PASS,
FAIL,
NOT_MATCHER,
};
enum class AsymmetricMatcherConstructorType : int8_t {
exception = -1,
none = 0,
Symbol = 1,
String = 2,
Object = 3,
Array = 4,
BigInt = 5,
Boolean = 6,
Number = 7,
Promise = 8,
InstanceOf = 9,
};
#if ASSERT_ENABLED
#define ASSERT_NO_PENDING_EXCEPTION(globalObject) DECLARE_CATCH_SCOPE(globalObject->vm()).assertNoExceptionExceptTermination()
#else
#define ASSERT_NO_PENDING_EXCEPTION(globalObject) void()
#endif
// Ensure we instantiate the true and false variants of this function
template bool Bun__deepMatch<true>(
JSValue objValue,
std::set<EncodedJSValue>* seenObjProperties,
JSValue subsetValue,
std::set<EncodedJSValue>* seenSubsetProperties,
JSGlobalObject* globalObject,
ThrowScope* throwScope,
MarkedArgumentBuffer* gcBuffer,
bool replacePropsWithAsymmetricMatchers,
bool isMatchingObjectContaining);
template bool Bun__deepMatch<false>(
JSValue objValue,
std::set<EncodedJSValue>* seenObjProperties,
JSValue subsetValue,
std::set<EncodedJSValue>* seenSubsetProperties,
JSGlobalObject* globalObject,
ThrowScope* throwScope,
MarkedArgumentBuffer* gcBuffer,
bool replacePropsWithAsymmetricMatchers,
bool isMatchingObjectContaining);
extern "C" bool Expect_readFlagsAndProcessPromise(JSC::EncodedJSValue instanceValue, JSC::JSGlobalObject* globalObject, ExpectFlags* flags, JSC::EncodedJSValue* value, AsymmetricMatcherConstructorType* constructorType);
extern "C" int8_t AsymmetricMatcherConstructorType__fromJS(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue encodedValue)
{
JSValue value = JSValue::decode(encodedValue);
if (value.isObject()) {
JSObject* object = value.getObject();
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
if (globalObject->numberObjectConstructor() == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Number);
}
if (globalObject->booleanObjectConstructor() == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Boolean);
}
auto stringConstructorValue = globalObject->stringPrototype()->getIfPropertyExists(globalObject, vm.propertyNames->constructor);
RETURN_IF_EXCEPTION(scope, -1);
if (stringConstructorValue == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::String);
}
auto symbolConstructorValue = globalObject->symbolPrototype()->getIfPropertyExists(globalObject, vm.propertyNames->constructor);
RETURN_IF_EXCEPTION(scope, -1);
if (symbolConstructorValue == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Symbol);
}
auto bigIntConstructorValue = globalObject->bigIntPrototype()->getIfPropertyExists(globalObject, vm.propertyNames->constructor);
RETURN_IF_EXCEPTION(scope, -1);
if (bigIntConstructorValue == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::BigInt);
}
JSObject* promiseConstructor = globalObject->promiseConstructor();
if (promiseConstructor == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Promise);
}
JSObject* array = globalObject->arrayConstructor();
if (array == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Array);
}
JSObject* obj = globalObject->objectConstructor();
if (obj == object) {
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::Object);
}
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::InstanceOf);
}
return static_cast<uint8_t>(AsymmetricMatcherConstructorType::none);
}
bool readFlagsAndProcessPromise(JSValue& instanceValue, ExpectFlags& flags, JSGlobalObject* globalObject, JSValue& value, AsymmetricMatcherConstructorType& constructorType)
{
JSC::EncodedJSValue valueEncoded = JSValue::encode(value);
if (Expect_readFlagsAndProcessPromise(JSValue::encode(instanceValue), globalObject, &flags, &valueEncoded, &constructorType)) {
value = JSValue::decode(valueEncoded);
return true;
}
return false;
}
AsymmetricMatcherResult matchAsymmetricMatcherAndGetFlags(JSGlobalObject* globalObject, JSValue matcherProp, JSValue otherProp, ThrowScope* throwScope, ExpectFlags& flags)
{
JSCell* matcherPropCell = matcherProp.asCell();
AsymmetricMatcherConstructorType constructorType = AsymmetricMatcherConstructorType::none;
if (jsDynamicCast<JSExpectAnything*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
if (otherProp.isUndefinedOrNull()) {
return AsymmetricMatcherResult::FAIL;
}
return AsymmetricMatcherResult::PASS;
} else if (auto* expectAny = jsDynamicCast<JSExpectAny*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
JSValue constructorValue = expectAny->m_constructorValue.get();
JSObject* constructorObject = constructorValue.getObject();
switch (constructorType) {
case AsymmetricMatcherConstructorType::Symbol: {
if (otherProp.isSymbol()) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::String: {
if (otherProp.isCell()) {
JSCell* cell = otherProp.asCell();
switch (cell->type()) {
case JSC::StringType:
case JSC::StringObjectType:
case JSC::DerivedStringObjectType: {
return AsymmetricMatcherResult::PASS;
}
default: {
break;
}
}
}
break;
}
case AsymmetricMatcherConstructorType::BigInt: {
if (otherProp.isBigInt()) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::Boolean: {
if (otherProp.isBoolean()) {
return AsymmetricMatcherResult::PASS;
}
if (jsDynamicCast<BooleanObject*>(otherProp)) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::Number: {
if (otherProp.isNumber()) {
return AsymmetricMatcherResult::PASS;
}
if (jsDynamicCast<NumberObject*>(otherProp)) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::Promise: {
if (otherProp.isCell() && otherProp.asCell()->type() == JSPromiseType) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::Array: {
if (JSC::isArray(globalObject, otherProp)) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::Object: {
if (otherProp.isObject()) {
return AsymmetricMatcherResult::PASS;
}
break;
}
case AsymmetricMatcherConstructorType::InstanceOf: {
break;
}
case AsymmetricMatcherConstructorType::exception:
case AsymmetricMatcherConstructorType::none: {
ASSERT_NOT_REACHED_WITH_MESSAGE("Invalid constructor type");
break;
}
}
bool hasInstance = constructorObject->hasInstance(globalObject, otherProp);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
if (hasInstance) {
return AsymmetricMatcherResult::PASS;
}
return AsymmetricMatcherResult::FAIL;
} else if (auto* expectStringContaining = jsDynamicCast<JSExpectStringContaining*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
JSValue expectedSubstring = expectStringContaining->m_stringValue.get();
if (otherProp.isString()) {
String otherString = otherProp.toWTFString(globalObject);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
String substring = expectedSubstring.toWTFString(globalObject);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
if (otherString.find(substring) != WTF::notFound) {
return AsymmetricMatcherResult::PASS;
}
}
return AsymmetricMatcherResult::FAIL;
} else if (auto* expectStringMatching = jsDynamicCast<JSExpectStringMatching*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
JSValue expectedTestValue = expectStringMatching->m_testValue.get();
if (otherProp.isString()) {
if (expectedTestValue.isString()) {
String otherString = otherProp.toWTFString(globalObject);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
String substring = expectedTestValue.toWTFString(globalObject);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
if (otherString.find(substring) != WTF::notFound) {
return AsymmetricMatcherResult::PASS;
}
} else if (expectedTestValue.isCell() and expectedTestValue.asCell()->type() == RegExpObjectType) {
if (auto* regex = jsDynamicCast<RegExpObject*>(expectedTestValue)) {
JSString* otherString = otherProp.toString(globalObject);
if (regex->match(globalObject, otherString)) {
return AsymmetricMatcherResult::PASS;
}
}
}
}
return AsymmetricMatcherResult::FAIL;
} else if (auto* expectArrayContaining = jsDynamicCast<JSExpectArrayContaining*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
JSValue expectedArrayValue = expectArrayContaining->m_arrayValue.get();
if (JSC::isArray(globalObject, otherProp)) {
if (JSC::isArray(globalObject, expectedArrayValue)) {
JSArray* expectedArray = jsDynamicCast<JSArray*>(expectedArrayValue);
JSArray* otherArray = jsDynamicCast<JSArray*>(otherProp);
unsigned expectedLength = expectedArray->length();
unsigned otherLength = otherArray->length();
// A empty array is all array's subset
if (expectedLength == 0) {
return AsymmetricMatcherResult::PASS;
}
// O(m*n) but works for now
for (unsigned m = 0; m < expectedLength; m++) {
JSValue expectedValue = expectedArray->getIndex(globalObject, m);
bool found = false;
for (unsigned n = 0; n < otherLength; n++) {
JSValue otherValue = otherArray->getIndex(globalObject, n);
Vector<std::pair<JSValue, JSValue>, 16> stack;
MarkedArgumentBuffer gcBuffer;
bool foundNow = Bun__deepEquals<false, true>(globalObject, expectedValue, otherValue, gcBuffer, stack, throwScope, true);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
if (foundNow) {
found = true;
break;
}
}
if (!found) {
return AsymmetricMatcherResult::FAIL;
}
}
return AsymmetricMatcherResult::PASS;
}
}
return AsymmetricMatcherResult::FAIL;
} else if (auto* expectObjectContaining = jsDynamicCast<JSExpectObjectContaining*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
JSValue patternObject = expectObjectContaining->m_objectValue.get();
if (patternObject.isObject()) {
if (otherProp.isObject()) {
// SAFETY: visited property sets are not required when
// `enableAsymmetricMatchers` and `isMatchingObjectContaining`
// are both true
bool match = Bun__deepMatch<true>(otherProp, nullptr, patternObject, nullptr, globalObject, throwScope, nullptr, false, true);
RETURN_IF_EXCEPTION(*throwScope, AsymmetricMatcherResult::FAIL);
if (match) {
return AsymmetricMatcherResult::PASS;
}
}
}
return AsymmetricMatcherResult::FAIL;
} else if (auto* expectCloseTo = jsDynamicCast<JSExpectCloseTo*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
if (!otherProp.isNumber()) {
// disable the "not" flag here, because if not a number it should still return FAIL when negated
flags = flags & ~FLAG_NOT;
return AsymmetricMatcherResult::FAIL;
}
JSValue expectedValue = expectCloseTo->m_numberValue.get();
JSValue digitsValue = expectCloseTo->m_digitsValue.get();
double received = otherProp.toNumber(globalObject);
double expected = expectedValue.toNumber(globalObject);
constexpr double infinity = std::numeric_limits<double>::infinity();
// special handing because (Infinity - Infinity) or (-Infinity - -Infinity) is NaN
if ((received == infinity && expected == infinity) || (received == -infinity && expected == -infinity)) {
return AsymmetricMatcherResult::PASS;
} else {
int32_t digits = digitsValue.toInt32(globalObject);
double threshold = 0.5 * std::pow(10.0, -digits);
bool isClose = std::abs(expected - received) < threshold;
return isClose ? AsymmetricMatcherResult::PASS : AsymmetricMatcherResult::FAIL;
}
} else if (auto* customMatcher = jsDynamicCast<JSExpectCustomAsymmetricMatcher*>(matcherPropCell)) {
if (!readFlagsAndProcessPromise(matcherProp, flags, globalObject, otherProp, constructorType))
return AsymmetricMatcherResult::FAIL;
// ignore the "not" flag here, because the custom matchers handle it themselves (accessing this.isNot)
// and it would result in a double negation
flags = flags & ~FLAG_NOT;
bool passed = ExpectCustomAsymmetricMatcher__execute(customMatcher->wrapped(), JSValue::encode(matcherProp), globalObject, JSValue::encode(otherProp));
return passed ? AsymmetricMatcherResult::PASS : AsymmetricMatcherResult::FAIL;
}
return AsymmetricMatcherResult::NOT_MATCHER;
}
AsymmetricMatcherResult matchAsymmetricMatcher(JSGlobalObject* globalObject, JSValue matcherProp, JSValue otherProp, ThrowScope* throwScope)
{
ExpectFlags flags = ExpectFlags();
AsymmetricMatcherResult result = matchAsymmetricMatcherAndGetFlags(globalObject, matcherProp, otherProp, throwScope, flags);
if (result != AsymmetricMatcherResult::NOT_MATCHER && (flags & FLAG_NOT)) {
result = (result == AsymmetricMatcherResult::PASS) ? AsymmetricMatcherResult::FAIL : AsymmetricMatcherResult::PASS;
}
return result;
}
template<typename PromiseType, bool isInternal>
static void handlePromise(PromiseType* promise, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue ctx, Zig::FFIFunction resolverFunction, Zig::FFIFunction rejecterFunction)
{
auto globalThis = reinterpret_cast<Zig::GlobalObject*>(globalObject);
if constexpr (!isInternal) {
JSFunction* performPromiseThenFunction = globalObject->performPromiseThenFunction();
auto callData = JSC::getCallData(performPromiseThenFunction);
ASSERT(callData.type != CallData::Type::None);
MarkedArgumentBuffer arguments;
arguments.append(promise);
arguments.append(globalThis->thenable(resolverFunction));
arguments.append(globalThis->thenable(rejecterFunction));
arguments.append(jsUndefined());
arguments.append(JSValue::decode(ctx));
ASSERT(!arguments.hasOverflowed());
// async context tracking is handled by performPromiseThenFunction internally.
JSC::profiledCall(globalThis, JSC::ProfilingReason::Microtask, performPromiseThenFunction, callData, jsUndefined(), arguments);
} else {
promise->then(globalThis, resolverFunction, rejecterFunction);
}
}
static bool canPerformFastPropertyEnumerationForIterationBun(Structure* s)
{
if (s->hasNonReifiedStaticProperties()) {
return false;
}
if (s->typeInfo().overridesGetOwnPropertySlot())
return false;
if (s->typeInfo().overridesAnyFormOfGetOwnPropertyNames())
return false;
// FIXME: Indexed properties can be handled.
// https://bugs.webkit.org/show_bug.cgi?id=185358
if (hasIndexedProperties(s->indexingType()))
return false;
if (s->hasAnyKindOfGetterSetterProperties())
return false;
if (s->isUncacheableDictionary())
return false;
// Cannot perform fast [[Put]] to |target| if the property names of the |source| contain "__proto__".
if (s->hasUnderscoreProtoPropertyExcludingOriginalProto())
return false;
return true;
}
JSValue getIndexWithoutAccessors(JSGlobalObject* globalObject, JSObject* obj, uint64_t i)
{
if (obj->canGetIndexQuickly(i)) {
return obj->tryGetIndexQuickly(i);
}
PropertySlot slot(obj, PropertySlot::InternalMethodType::Get);
if (obj->methodTable()->getOwnPropertySlotByIndex(obj, globalObject, i, slot)) {
if (!slot.isAccessor()) {
return slot.getValue(globalObject, i);
}
}
return JSValue();
}
template<bool isStrict, bool enableAsymmetricMatchers>
std::optional<bool> specialObjectsDequal(JSC::JSGlobalObject* globalObject, MarkedArgumentBuffer& gcBuffer, Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16>& stack, ThrowScope* scope, JSCell* _Nonnull c1, JSCell* _Nonnull c2);
template<bool isStrict, bool enableAsymmetricMatchers>
bool Bun__deepEquals(JSC::JSGlobalObject* globalObject, JSValue v1, JSValue v2, MarkedArgumentBuffer& gcBuffer, Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16>& stack, ThrowScope* scope, bool addToStack)
{
VM& vm = globalObject->vm();
if (!vm.isSafeToRecurse()) [[unlikely]] {
throwStackOverflowError(globalObject, *scope);
return false;
}
// need to check this before primitives, asymmetric matchers
// can match against any type of value.
if constexpr (enableAsymmetricMatchers) {
if (v2.isCell() && !v2.isEmpty() && v2.asCell()->type() == JSC::JSType(JSDOMWrapperType)) {
switch (matchAsymmetricMatcher(globalObject, v2, v1, scope)) {
case AsymmetricMatcherResult::FAIL:
return false;
case AsymmetricMatcherResult::PASS:
return true;
case AsymmetricMatcherResult::NOT_MATCHER:
// continue comparison
break;
}
} else if (v1.isCell() && !v1.isEmpty() && v1.asCell()->type() == JSC::JSType(JSDOMWrapperType)) {
switch (matchAsymmetricMatcher(globalObject, v1, v2, scope)) {
case AsymmetricMatcherResult::FAIL:
return false;
case AsymmetricMatcherResult::PASS:
return true;
case AsymmetricMatcherResult::NOT_MATCHER:
// continue comparison
break;
}
}
}
if (!v1.isEmpty() && !v2.isEmpty() && JSC::sameValue(globalObject, v1, v2)) {
return true;
}
if (v1.isEmpty() || v2.isEmpty())
return v1.isEmpty() == v2.isEmpty();
if (v1.isPrimitive() || v2.isPrimitive())
return false;
RELEASE_ASSERT(v1.isCell());
RELEASE_ASSERT(v2.isCell());
const size_t length = stack.size();
const auto originalGCBufferSize = gcBuffer.size();
for (size_t i = 0; i < length; i++) {
auto values = stack.at(i);
if (JSC::JSValue::strictEqual(globalObject, values.first, v1)) {
return JSC::JSValue::strictEqual(globalObject, values.second, v2);
} else if (JSC::JSValue::strictEqual(globalObject, values.second, v2))
return false;
}
if (addToStack) {
gcBuffer.append(v1);
gcBuffer.append(v2);
stack.append({ v1, v2 });
}
auto removeFromStack = WTF::makeScopeExit([&] {
if (addToStack) {
stack.removeAt(length);
while (gcBuffer.size() > originalGCBufferSize)
gcBuffer.removeLast();
}
});
JSCell* c1 = v1.asCell();
JSCell* c2 = v2.asCell();
ASSERT(c1);
ASSERT(c2);
std::optional<bool> isSpecialEqual = specialObjectsDequal<isStrict, enableAsymmetricMatchers>(globalObject, gcBuffer, stack, scope, c1, c2);
RETURN_IF_EXCEPTION(*scope, false);
if (isSpecialEqual.has_value()) return std::move(*isSpecialEqual);
isSpecialEqual = specialObjectsDequal<isStrict, enableAsymmetricMatchers>(globalObject, gcBuffer, stack, scope, c2, c1);
if (isSpecialEqual.has_value()) return std::move(*isSpecialEqual);
JSObject* o1 = v1.getObject();
JSObject* o2 = v2.getObject();
bool v1Array = isArray(globalObject, v1);
RETURN_IF_EXCEPTION(*scope, false);
bool v2Array = isArray(globalObject, v2);
RETURN_IF_EXCEPTION(*scope, false);
if (v1Array != v2Array)
return false;
if (v1Array && v2Array && !(o1->isProxy() || o2->isProxy())) {
JSC::JSArray* array1 = JSC::jsCast<JSC::JSArray*>(v1);
JSC::JSArray* array2 = JSC::jsCast<JSC::JSArray*>(v2);
size_t array1Length = array1->length();
size_t array2Length = array2->length();
if constexpr (isStrict) {
if (array1Length != array2Length) {
return false;
}
}
uint64_t i = 0;
for (; i < array1Length; i++) {
JSValue left = getIndexWithoutAccessors(globalObject, o1, i);
RETURN_IF_EXCEPTION(*scope, false);
JSValue right = getIndexWithoutAccessors(globalObject, o2, i);
RETURN_IF_EXCEPTION(*scope, false);
if constexpr (isStrict) {
if (left.isEmpty() && right.isEmpty()) {
continue;
}
if (left.isEmpty() || right.isEmpty()) {
return false;
}
}
if constexpr (!isStrict) {
if (((left.isEmpty() || right.isEmpty()) && (left.isUndefined() || right.isUndefined()))) {
continue;
}
}
if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, left, right, gcBuffer, stack, scope, true)) {
return false;
}
RETURN_IF_EXCEPTION(*scope, false);
}
for (; i < array2Length; i++) {
JSValue right = getIndexWithoutAccessors(globalObject, o2, i);
RETURN_IF_EXCEPTION(*scope, false);
if (((right.isEmpty() || right.isUndefined()))) {
continue;
}
return false;
}
JSC::PropertyNameArray a1(vm, PropertyNameMode::Symbols, PrivateSymbolMode::Exclude);
JSC::PropertyNameArray a2(vm, PropertyNameMode::Symbols, PrivateSymbolMode::Exclude);
JSObject::getOwnPropertyNames(o1, globalObject, a1, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, false);
JSObject::getOwnPropertyNames(o2, globalObject, a2, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, false);
size_t propertyLength = a1.size();
if constexpr (isStrict) {
if (propertyLength != a2.size()) {
return false;
}
}
// take a property name from one, try to get it from both
for (size_t i = 0; i < propertyLength; i++) {
Identifier i1 = a1[i];
PropertyName propertyName1 = PropertyName(i1);
JSValue prop1 = o1->get(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, false);
if (!prop1) [[unlikely]] {
return false;
}
JSValue prop2 = o2->getIfPropertyExists(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, false);
if constexpr (!isStrict) {
if (prop1.isUndefined() && prop2.isEmpty()) {
continue;
}
}
if (!prop2) {
return false;
}
if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, prop1, prop2, gcBuffer, stack, scope, true)) {
return false;
}
RETURN_IF_EXCEPTION(*scope, false);
}
RETURN_IF_EXCEPTION(*scope, false);
return true;
}
if constexpr (isStrict) {
if (!equal(JSObject::calculatedClassName(o1), JSObject::calculatedClassName(o2))) {
return false;
}
}
JSC::Structure* o1Structure = o1->structure();
if (!o1Structure->hasNonReifiedStaticProperties() && o1Structure->canPerformFastPropertyEnumeration()) {
JSC::Structure* o2Structure = o2->structure();
if (!o2Structure->hasNonReifiedStaticProperties() && o2Structure->canPerformFastPropertyEnumeration()) {
bool result = true;
bool sameStructure = o2Structure->id() == o1Structure->id();
if (sameStructure) {
o1Structure->forEachProperty(vm, [&](const PropertyTableEntry& entry) -> bool {
if (entry.attributes() & PropertyAttribute::DontEnum || PropertyName(entry.key()).isPrivateName()) {
return true;
}
JSValue left = o1->getDirect(entry.offset());
JSValue right = o2->getDirect(entry.offset());
if constexpr (!isStrict) {
if (left.isUndefined() && right.isEmpty()) {
return true;
}
}
if (!right) {
result = false;
return false;
}
if (left == right || JSC::sameValue(globalObject, left, right)) {
return true;
}
if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, left, right, gcBuffer, stack, scope, true)) {
result = false;
return false;
}
return true;
});
} else {
size_t count = 0;
o1Structure->forEachProperty(vm, [&](const PropertyTableEntry& entry) -> bool {
if (entry.attributes() & PropertyAttribute::DontEnum || PropertyName(entry.key()).isPrivateName()) {
return true;
}
count++;
JSValue left = o1->getDirect(entry.offset());
JSValue right = o2->getDirect(vm, JSC::PropertyName(entry.key()));
if constexpr (!isStrict) {
if (left.isUndefined() && right.isEmpty()) {
return true;
}
}
if (!right) {
result = false;
return false;
}
if (left == right || JSC::sameValue(globalObject, left, right)) {
return true;
}
if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, left, right, gcBuffer, stack, scope, true)) {
result = false;
return false;
}
return true;
});
if (result) {
size_t remain = count;
o2Structure->forEachProperty(vm, [&](const PropertyTableEntry& entry) -> bool {
if (entry.attributes() & PropertyAttribute::DontEnum || PropertyName(entry.key()).isPrivateName()) {
return true;
}
if constexpr (!isStrict) {
if (o2->getDirect(entry.offset()).isUndefined()) {
return true;
}
}
// Try to get the right value from the left. We don't need to check if they're equal
// because the above loop has already iterated each property in the left. If we've
// seen this property before, it was already `deepEquals`ed. If it doesn't exist,
// the objects are not equal.
if (o1->getDirectOffset(vm, JSC::PropertyName(entry.key())) == invalidOffset) {
result = false;
return false;
}
if (remain == 0) {
result = false;
return false;
}
remain--;
return true;
});
}
}
return result;
}
}
JSC::PropertyNameArray a1(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
JSC::PropertyNameArray a2(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
o1->getPropertyNames(globalObject, a1, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, false);
o2->getPropertyNames(globalObject, a2, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, false);
const size_t propertyArrayLength1 = a1.size();
const size_t propertyArrayLength2 = a2.size();
if constexpr (isStrict) {
if (propertyArrayLength1 != propertyArrayLength2) {
return false;
}
}
// take a property name from one, try to get it from both
size_t i;
for (i = 0; i < propertyArrayLength1; i++) {
Identifier i1 = a1[i];
PropertyName propertyName1 = PropertyName(i1);
JSValue prop1 = o1->get(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, false);
if (!prop1) [[unlikely]] {
return false;
}
JSValue prop2 = o2->getIfPropertyExists(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, false);
if constexpr (!isStrict) {
if (prop1.isUndefined() && prop2.isEmpty()) {
continue;
}
}
if (!prop2) {
return false;
}
if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, prop1, prop2, gcBuffer, stack, scope, true)) {
return false;
}
RETURN_IF_EXCEPTION(*scope, false);
}
// for the remaining properties in the other object, make sure they are undefined
for (; i < propertyArrayLength2; i++) {
Identifier i2 = a2[i];
PropertyName propertyName2 = PropertyName(i2);
JSValue prop2 = o2->getIfPropertyExists(globalObject, propertyName2);
RETURN_IF_EXCEPTION(*scope, false);
if (!prop2.isUndefined()) {
return false;
}
}
return true;
}
template<bool isStrict, bool enableAsymmetricMatchers>
std::optional<bool> specialObjectsDequal(JSC::JSGlobalObject* globalObject, MarkedArgumentBuffer& gcBuffer, Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16>& stack, ThrowScope* scope, JSCell* _Nonnull c1, JSCell* _Nonnull c2)
{
uint8_t c1Type = c1->type();
uint8_t c2Type = c2->type();
switch (c1Type) {
case JSSetType: {
if (c2Type != JSSetType) {
return false;
}
JSSet* set1 = jsCast<JSSet*>(c1);
JSSet* set2 = jsCast<JSSet*>(c2);
if (set1->size() != set2->size()) {
return false;
}
auto iter1 = JSSetIterator::create(globalObject, globalObject->setIteratorStructure(), set1, IterationKind::Keys);
RETURN_IF_EXCEPTION(*scope, {});
JSValue key1;
while (iter1->next(globalObject, key1)) {
bool has = set2->has(globalObject, key1);
RETURN_IF_EXCEPTION(*scope, {});
if (has) {
continue;
}
// We couldn't find the key in the second set. This may be a false positive due to how
// JSValues are represented in JSC, so we need to fall back to a linear search to be sure.
auto iter2 = JSSetIterator::create(globalObject, globalObject->setIteratorStructure(), set2, IterationKind::Keys);
RETURN_IF_EXCEPTION(*scope, {});
JSValue key2;
bool foundMatchingKey = false;
while (iter2->next(globalObject, key2)) {
bool equal = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, key1, key2, gcBuffer, stack, scope, false);
RETURN_IF_EXCEPTION(*scope, {});
if (equal) {
foundMatchingKey = true;
break;
}
}
if (!foundMatchingKey) {
return false;
}
}
return true;
}
case JSMapType: {
if (c2Type != JSMapType) {
return false;
}
JSMap* map1 = jsCast<JSMap*>(c1);
JSMap* map2 = jsCast<JSMap*>(c2);
size_t leftSize = map1->size();
if (leftSize != map2->size()) {
return false;
}
auto iter1 = JSMapIterator::create(globalObject, globalObject->mapIteratorStructure(), map1, IterationKind::Entries);
RETURN_IF_EXCEPTION(*scope, {});
JSValue key1, value1;
while (iter1->nextKeyValue(globalObject, key1, value1)) {
JSValue value2 = map2->get(globalObject, key1);
RETURN_IF_EXCEPTION(*scope, {});
if (value2.isUndefined()) {
// We couldn't find the key in the second map. This may be a false positive due to
// how JSValues are represented in JSC, so we need to fall back to a linear search
// to be sure.
auto iter2 = JSMapIterator::create(globalObject, globalObject->mapIteratorStructure(), map2, IterationKind::Entries);
RETURN_IF_EXCEPTION(*scope, {});
JSValue key2;
bool foundMatchingKey = false;
while (iter2->nextKeyValue(globalObject, key2, value2)) {
bool keysEqual = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, key1, key2, gcBuffer, stack, scope, false);
RETURN_IF_EXCEPTION(*scope, {});
if (keysEqual) {
foundMatchingKey = true;
break;
}
}
if (!foundMatchingKey) {
return false;
}
// Compare both values below.
}
bool valuesEqual = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, value1, value2, gcBuffer, stack, scope, false);
RETURN_IF_EXCEPTION(*scope, {});
if (!valuesEqual) {
return false;
}
}
return true;
}
case ArrayBufferType: {
if (c2Type != ArrayBufferType) {
return false;
}
JSC::ArrayBuffer* left = jsCast<JSArrayBuffer*, JSCell>(c1)->impl();
JSC::ArrayBuffer* right = jsCast<JSArrayBuffer*, JSCell>(c2)->impl();
size_t byteLength = left->byteLength();
if (right->byteLength() != byteLength) {
return false;
}
if (left->isShared() != right->isShared()) [[unlikely]] {
return false;
}
if (byteLength == 0)
return true;
if (right->isDetached() || left->isDetached()) [[unlikely]] {
return false;
}
const void* vector = left->data();
const void* rightVector = right->data();
if (!vector || !rightVector) [[unlikely]] {
return false;
}
if (vector == rightVector) [[unlikely]]
return true;
return (memcmp(vector, rightVector, byteLength) == 0);
}
case JSDateType: {
if (c2Type != JSDateType) {
return false;
}
JSC::DateInstance* left = jsCast<DateInstance*, JSCell>(c1);
JSC::DateInstance* right = jsCast<DateInstance*, JSCell>(c2);
return left->internalNumber() == right->internalNumber();
}
case RegExpObjectType: {
if (c2Type != RegExpObjectType) {
return false;
}
if (JSC::RegExpObject* left = jsDynamicCast<JSC::RegExpObject*, JSCell>(c1)) {
JSC::RegExpObject* right = jsDynamicCast<JSC::RegExpObject*, JSCell>(c2);
if (!right) [[unlikely]] {
return false;
}
return left->regExp()->key() == right->regExp()->key();
}
return false;
}
case ErrorInstanceType: {
if (c2Type != ErrorInstanceType) {
return false;
}
// NOTE(@DonIsaac): could `left` ever _not_ be a JSC::ErrorInstance?
if (JSC::ErrorInstance* left = jsDynamicCast<JSC::ErrorInstance*, JSCell>(c1)) {
JSC::ErrorInstance* right = jsDynamicCast<JSC::ErrorInstance*, JSCell>(c2);
if (!right) [[unlikely]] {
return false;
}
if (left->errorType() != right->errorType()) {
// quick check on ctors (does not handle subclasses)
return false;
}
auto leftName = left->sanitizedNameString(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
auto rightName = right->sanitizedNameString(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
if (leftName != rightName) {
// manual `.name` changes (usually in subclasses)
return false;
}
auto leftMessage = left->sanitizedMessageString(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
auto rightMessage = right->sanitizedMessageString(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
if (leftMessage != rightMessage) {
// `.message`
return false;
}
if constexpr (isStrict) {
if (left->runtimeTypeForCause() != right->runtimeTypeForCause()) {
return false;
}
}
VM& vm = JSC::getVM(globalObject);
// `.cause` is non-enumerable, so it must be checked explicitly.
// note that an undefined cause is different than a missing cause in
// strict mode.
const PropertyName cause(vm.propertyNames->cause);
if constexpr (isStrict) {
bool leftHasCause = left->hasProperty(globalObject, cause);
RETURN_IF_EXCEPTION(*scope, {});
bool rightHasCause = right->hasProperty(globalObject, cause);
RETURN_IF_EXCEPTION(*scope, {});
if (leftHasCause != rightHasCause) {
return false;
}
}
auto leftCause = left->get(globalObject, cause);
RETURN_IF_EXCEPTION(*scope, {});
auto rightCause = right->get(globalObject, cause);
RETURN_IF_EXCEPTION(*scope, {});
bool causesEqual = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, leftCause, rightCause, gcBuffer, stack, scope, true);
RETURN_IF_EXCEPTION(*scope, {});
if (!causesEqual) {
return false;
}
// check arbitrary enumerable properties. `.stack` is not checked.
left->materializeErrorInfoIfNeeded(vm);
right->materializeErrorInfoIfNeeded(vm);
JSC::PropertyNameArray a1(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
JSC::PropertyNameArray a2(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
left->getPropertyNames(globalObject, a1, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, {});
right->getPropertyNames(globalObject, a2, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*scope, {});
const size_t propertyArrayLength1 = a1.size();
const size_t propertyArrayLength2 = a2.size();
if constexpr (isStrict) {
if (propertyArrayLength1 != propertyArrayLength2) {
return false;
}
}
// take a property name from one, try to get it from both
size_t i;
for (i = 0; i < propertyArrayLength1; i++) {
Identifier i1 = a1[i];
if (i1 == vm.propertyNames->stack) continue;
PropertyName propertyName1 = PropertyName(i1);
JSValue prop1 = left->get(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, {});
ASSERT(prop1);
JSValue prop2 = right->getIfPropertyExists(globalObject, propertyName1);
RETURN_IF_EXCEPTION(*scope, {});
if constexpr (!isStrict) {
if (prop1.isUndefined() && prop2.isEmpty()) {
continue;
}
}
if (!prop2) {
return false;
}
bool propertiesEqual = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, prop1, prop2, gcBuffer, stack, scope, true);
RETURN_IF_EXCEPTION(*scope, {});
if (!propertiesEqual) {
return false;
}
}
// for the remaining properties in the other object, make sure they are undefined
for (; i < propertyArrayLength2; i++) {
Identifier i2 = a2[i];
if (i2 == vm.propertyNames->stack) continue;
PropertyName propertyName2 = PropertyName(i2);
JSValue prop2 = right->getIfPropertyExists(globalObject, propertyName2);
RETURN_IF_EXCEPTION(*scope, {});
if (!prop2.isUndefined()) {
return false;
}
}
return true;
}
break;
}
case Int8ArrayType:
case Uint8ArrayType:
case Uint8ClampedArrayType:
case Int16ArrayType:
case Uint16ArrayType:
case Int32ArrayType:
case Uint32ArrayType:
case Float16ArrayType:
case Float32ArrayType:
case Float64ArrayType:
case BigInt64ArrayType:
case BigUint64ArrayType: {
if (!isTypedArrayType(static_cast<JSC::JSType>(c2Type)) || c1Type != c2Type) {
return false;
}
auto info = c1->classInfo();
auto info2 = c2->classInfo();
if (!info || !info2) {
return false;
}
JSC::JSArrayBufferView* left = jsCast<JSArrayBufferView*, JSCell>(c1);
JSC::JSArrayBufferView* right = jsCast<JSArrayBufferView*, JSCell>(c2);
size_t byteLength = left->byteLength();
if (right->byteLength() != byteLength) {
return false;
}
if (byteLength == 0)
return true;
if (right->isDetached() || left->isDetached()) [[unlikely]] {
return false;
}
const void* vector = left->vector();
const void* rightVector = right->vector();
if (!vector || !rightVector) [[unlikely]] {
return false;
}
if (vector == rightVector) [[unlikely]]
return true;
// For Float32Array and Float64Array, when not in strict mode, we need to
// handle +0 and -0 as equal, and NaN as not equal to itself.
if (!isStrict && (c1Type == Float16ArrayType || c1Type == Float32ArrayType || c1Type == Float64ArrayType)) {
if (c1Type == Float16ArrayType) {
auto* leftFloat = static_cast<const WTF::Float16*>(vector);
auto* rightFloat = static_cast<const WTF::Float16*>(rightVector);
size_t numElements = byteLength / sizeof(WTF::Float16);
for (size_t i = 0; i < numElements; i++) {
if (leftFloat[i] != rightFloat[i]) {
return false;
}
}
return true;
} else if (c1Type == Float32ArrayType) {
auto* leftFloat = static_cast<const float*>(vector);
auto* rightFloat = static_cast<const float*>(rightVector);
size_t numElements = byteLength / sizeof(float);
for (size_t i = 0; i < numElements; i++) {
if (leftFloat[i] != rightFloat[i]) {
return false;
}
}
return true;
} else { // Float64Array
auto* leftDouble = static_cast<const double*>(vector);
auto* rightDouble = static_cast<const double*>(rightVector);
size_t numElements = byteLength / sizeof(double);
for (size_t i = 0; i < numElements; i++) {
if (leftDouble[i] != rightDouble[i]) {
return false;
}
}
return true;
}
}
return (memcmp(vector, rightVector, byteLength) == 0);
}
case StringObjectType: {
if (c2Type != StringObjectType) {
return false;
}
if (!equal(JSObject::calculatedClassName(c1->getObject()), JSObject::calculatedClassName(c2->getObject()))) {
return false;
}
JSString* s1 = c1->toStringInline(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
JSString* s2 = c2->toStringInline(globalObject);
RETURN_IF_EXCEPTION(*scope, {});
bool stringsEqual = s1->equal(globalObject, s2);
RETURN_IF_EXCEPTION(*scope, {});
return stringsEqual;
}
case JSFunctionType: {
return false;
}
case JSAsJSONType:
case JSDOMWrapperType: {
if (c2Type == c1Type) {
// https://github.com/oven-sh/bun/issues/4089
// https://github.com/oven-sh/bun/issues/6492
auto* url2 = jsDynamicCast<JSDOMURL*, JSCell>(c2);
auto* url1 = jsDynamicCast<JSDOMURL*, JSCell>(c1);
if constexpr (isStrict) {
// if one is a URL and the other is not a URL, toStrictEqual returns false.
if ((url2 == nullptr) != (url1 == nullptr)) {
return false;
}
} else {
if ((url1 == nullptr) != (url2 == nullptr)) {
goto compareAsNormalValue;
}
}
if (url2 && url1) {
// toEqual or toStrictEqual should return false when the URLs' href is not equal
// But you could have added additional properties onto the
// url object itself, so we must check those as well
// But it's definitely not equal if the href() is not the same
if (url1->wrapped().href() != url2->wrapped().href()) {
return false;
}
goto compareAsNormalValue;
}
// TODO: FormData.
// It's complicated because it involves Blob.
{
auto urlSearchParams1 = jsDynamicCast<JSURLSearchParams*, JSCell>(c1);
auto urlSearchParams2 = jsDynamicCast<JSURLSearchParams*, JSCell>(c2);
if (urlSearchParams1 && urlSearchParams2) {
auto& wrapped1 = urlSearchParams1->wrapped();
const auto& wrapped2 = urlSearchParams2->wrapped();
if (wrapped1.size() != wrapped2.size()) {
return false;
}
auto iter1 = wrapped1.createIterator();
while (const auto& maybePair = iter1.next()) {
const auto& key = maybePair->key;
const auto& value = maybePair->value;
const auto& maybeValue = wrapped2.get(key);
if (!maybeValue || maybeValue != value) {
return false;
}
}
goto compareAsNormalValue;
} else {
if constexpr (isStrict) {
// if one is a URLSearchParams and the other is not a URLSearchParams, toStrictEqual should return false.
if ((urlSearchParams2 == nullptr) != (urlSearchParams1 == nullptr)) {
return false;
}
} else {
if ((urlSearchParams1 == nullptr) != (urlSearchParams2 == nullptr)) {
goto compareAsNormalValue;
}
}
}
}
{
auto headers1 = jsDynamicCast<JSFetchHeaders*, JSCell>(c1);
auto headers2 = jsDynamicCast<JSFetchHeaders*, JSCell>(c2);
if (headers1 && headers2) {
auto& wrapped1 = headers1->wrapped();
const auto& wrapped2 = headers2->wrapped();
if (wrapped1.size() != wrapped2.size()) {
return false;
}
auto iter1 = wrapped1.createIterator();
while (const auto& maybePair = iter1.next()) {
const auto& key = maybePair->key;
const auto& value = maybePair->value;
const auto& maybeValue = wrapped2.get(key);
if (maybeValue.hasException()) {
return false;
}
if (maybeValue.returnValue() != value) {
return false;
}
}
goto compareAsNormalValue;
} else {
if constexpr (isStrict) {
// if one is a FetchHeaders and the other is not a FetchHeaders, toStrictEqual should return false.
if ((headers2 == nullptr) != (headers1 == nullptr)) {
return false;
}
} else {
if ((headers1 == nullptr) != (headers2 == nullptr)) {
goto compareAsNormalValue;
}
}
}
}
}
goto compareAsNormalValue;
compareAsNormalValue:
break;
}
// globalThis is only equal to globalThis
// NOTE: Zig::GlobalObject is tagged as GlobalProxyType
case GlobalObjectType: {
if (c1Type != c2Type) return false;
auto* g1 = jsDynamicCast<JSC::JSGlobalObject*, JSCell>(c1);
auto* g2 = jsDynamicCast<JSC::JSGlobalObject*, JSCell>(c2);
return g1->m_globalThis == g2->m_globalThis;
}
case GlobalProxyType: {
if (c1Type != c2Type) return false;
auto* gp1 = jsDynamicCast<JSC::JSGlobalProxy*, JSCell>(c1);
auto* gp2 = jsDynamicCast<JSC::JSGlobalProxy*, JSCell>(c2);
return gp1->target()->m_globalThis == gp2->target()->m_globalThis;
}
default: {
break;
}
}
return std::nullopt;
}
/**
* @brief `Bun.deepMatch(a, b)`
*
* @note
* The sets recording already visited properties (`seenObjProperties`,
* `seenSubsetProperties`, and `gcBuffer`) aren not needed when both
* `enableAsymmetricMatchers` and `isMatchingObjectContaining` are true. In
* this case, it is safe to pass a `nullptr`.
*
* `gcBuffer` ensures JSC's stack scan does not come up empty-handed and free
* properties currently within those stacks. Likely unnecessary, but better to
* be safe tnan sorry
*
* @tparam enableAsymmetricMatchers
* @param objValue
* @param seenObjProperties already visited properties of `objValue`.
* @param subsetValue
* @param seenSubsetProperties already visited properties of `subsetValue`.
* @param globalObject
* @param throwScope
* @param gcBuffer
* @param replacePropsWithAsymmetricMatchers
* @param isMatchingObjectContaining
*
* @return true
* @return false
*/
template<bool enableAsymmetricMatchers>
bool Bun__deepMatch(
JSValue objValue,
std::set<EncodedJSValue>* seenObjProperties,
JSValue subsetValue,
std::set<EncodedJSValue>* seenSubsetProperties,
JSGlobalObject* globalObject,
ThrowScope* throwScope,
MarkedArgumentBuffer* gcBuffer,
bool replacePropsWithAsymmetricMatchers,
bool isMatchingObjectContaining)
{
// Caller must ensure only objects are passed to this function.
ASSERT(objValue.isCell());
ASSERT(subsetValue.isCell());
// fast path for reference equality.
if (objValue == subsetValue) return true;
VM& vm = globalObject->vm();
JSObject* obj = objValue.getObject();
JSObject* subsetObj = subsetValue.getObject();
PropertyNameArray subsetProps(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Include);
subsetObj->getPropertyNames(globalObject, subsetProps, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*throwScope, false);
// TODO: add fast paths for:
// - two "simple" objects (using ->forEachProperty in both)
// - two "simple" arrays
// similar to what is done in deepEquals (canPerformFastPropertyEnumerationForIterationBun)
// arrays should match exactly
if (isArray(globalObject, objValue) && isArray(globalObject, subsetValue)) {
if (obj->getArrayLength() != subsetObj->getArrayLength()) {
return false;
}
PropertyNameArray objProps(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Include);
obj->getPropertyNames(globalObject, objProps, DontEnumPropertiesMode::Exclude);
RETURN_IF_EXCEPTION(*throwScope, false);
if (objProps.size() != subsetProps.size()) {
return false;
}
}
for (const auto& property : subsetProps) {
JSValue prop = obj->getIfPropertyExists(globalObject, property);
RETURN_IF_EXCEPTION(*throwScope, false);
if (prop.isEmpty()) {
return false;
}
JSValue subsetProp = subsetObj->get(globalObject, property);
RETURN_IF_EXCEPTION(*throwScope, false);
JSCell* subsetPropCell = !subsetProp.isEmpty() && subsetProp.isCell() ? subsetProp.asCell() : nullptr;
JSCell* propCell = prop.isCell() ? prop.asCell() : nullptr;
if constexpr (enableAsymmetricMatchers) {
if (subsetPropCell && subsetPropCell->type() == JSC::JSType(JSDOMWrapperType)) {
switch (matchAsymmetricMatcher(globalObject, subsetProp, prop, throwScope)) {
case AsymmetricMatcherResult::FAIL:
return false;
case AsymmetricMatcherResult::PASS:
if (replacePropsWithAsymmetricMatchers) {
obj->putDirectMayBeIndex(globalObject, property, subsetProp);
RETURN_IF_EXCEPTION(*throwScope, false);
}
// continue to next subset prop
continue;
case AsymmetricMatcherResult::NOT_MATCHER:
break;
}
} else if (propCell && propCell->type() == JSC::JSType(JSDOMWrapperType)) {
switch (matchAsymmetricMatcher(globalObject, prop, subsetProp, throwScope)) {
case AsymmetricMatcherResult::FAIL:
return false;
case AsymmetricMatcherResult::PASS:
if (replacePropsWithAsymmetricMatchers) {
subsetObj->putDirectMayBeIndex(globalObject, property, prop);
RETURN_IF_EXCEPTION(*throwScope, false);
}
// continue to next subset prop
continue;
case AsymmetricMatcherResult::NOT_MATCHER:
break;
}
}
}
if (subsetProp.isObject() and prop.isObject()) {
// if this is called from inside an objectContaining asymmetric matcher, it should behave slightly differently:
// in such case, it expects exhaustive matching of any nested object properties, not just a subset,
// and the user would need to opt-in to subset matching by using another nested objectContaining matcher
if (enableAsymmetricMatchers && isMatchingObjectContaining) {
Vector<std::pair<JSValue, JSValue>, 16> stack;
MarkedArgumentBuffer gcBuffer;
if (!Bun__deepEquals<false, true>(globalObject, prop, subsetProp, gcBuffer, stack, throwScope, true)) {
return false;
}
} else {
ASSERT(seenObjProperties != nullptr);
ASSERT(seenSubsetProperties != nullptr);
ASSERT(gcBuffer != nullptr);
auto didInsertProp = seenObjProperties->insert(JSC::JSValue::encode(prop));
auto didInsertSubset = seenSubsetProperties->insert(JSC::JSValue::encode(subsetProp));
gcBuffer->append(prop);
gcBuffer->append(subsetProp);
// property cycle detected
if (!didInsertProp.second || !didInsertSubset.second) continue;
if (!Bun__deepMatch<enableAsymmetricMatchers>(prop, seenObjProperties, subsetProp, seenSubsetProperties, globalObject, throwScope, gcBuffer, replacePropsWithAsymmetricMatchers, isMatchingObjectContaining)) {
return false;
}
}
} else {
if (!sameValue(globalObject, prop, subsetProp)) {
return false;
}
}
}
return true;
}
// anonymous namespace to avoid name collision
namespace {
template<bool isStrict, bool enableAsymmetricMatchers>
inline bool deepEqualsWrapperImpl(JSC::EncodedJSValue a, JSC::EncodedJSValue b, JSC::JSGlobalObject* global)
{
auto& vm = global->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16> stack;
MarkedArgumentBuffer args;
bool result = Bun__deepEquals<isStrict, enableAsymmetricMatchers>(global, JSC::JSValue::decode(a), JSC::JSValue::decode(b), args, stack, &scope, true);
RELEASE_AND_RETURN(scope, result);
}
}
extern "C" {
bool WebCore__FetchHeaders__isEmpty(WebCore::FetchHeaders* arg0)
{
return arg0->size() == 0;
}
WebCore::FetchHeaders* WebCore__FetchHeaders__createEmpty()
{
auto* headers = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
headers->relaxAdoptionRequirement();
return headers;
}
void WebCore__FetchHeaders__append(WebCore::FetchHeaders* headers, const ZigString* arg1, const ZigString* arg2,
JSC::JSGlobalObject* lexicalGlobalObject)
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject->vm());
WebCore::propagateException(*lexicalGlobalObject, throwScope,
headers->append(Zig::toString(*arg1), Zig::toString(*arg2)));
}
WebCore::FetchHeaders* WebCore__FetchHeaders__cast_(JSC::EncodedJSValue JSValue0, JSC::VM* vm)
{
return WebCoreCast<WebCore::JSFetchHeaders, WebCore::FetchHeaders>(JSValue0);
}
WebCore::FetchHeaders* WebCore__FetchHeaders__createFromJS(JSC::JSGlobalObject* lexicalGlobalObject, JSC::EncodedJSValue argument0_)
{
EnsureStillAliveScope argument0 = JSC::JSValue::decode(argument0_);
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject->vm());
throwScope.assertNoException();
// Note that we use IDLDOMString here rather than IDLByteString: while headers
// should be ASCII only, we want the headers->fill implementation to discover
// and error on invalid names and values
using TargetType = IDLUnion<IDLSequence<IDLSequence<IDLDOMString>>, IDLRecord<IDLDOMString, IDLDOMString>>;
using Converter = std::optional<Converter<TargetType>::ReturnType>;
auto init = argument0.value().isUndefined() ? Converter() : Converter(convert<TargetType>(*lexicalGlobalObject, argument0.value()));
RETURN_IF_EXCEPTION(throwScope, nullptr);
// if the headers are empty, return null
if (!init) {
return nullptr;
}
// [["", ""]] should be considered empty and return null
if (std::holds_alternative<Vector<Vector<String>>>(init.value())) {
const auto& sequence = std::get<Vector<Vector<String>>>(init.value());
if (sequence.size() == 0) {
return nullptr;
}
} else {
// {} should be considered empty and return null
const auto& record = std::get<Vector<KeyValuePair<String, String>>>(init.value());
if (record.size() == 0) {
return nullptr;
}
}
auto* headers = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
headers->relaxAdoptionRequirement();
// `fill` doesn't set an exception on the VM if it fails, it returns an
// ExceptionOr<void>. So we need to check for the exception and, if set,
// translate it to JSValue and throw it.
WebCore::propagateException(*lexicalGlobalObject, throwScope,
headers->fill(WTFMove(init.value())));
// If there's an exception, it will be thrown by the above call to fill().
// in that case, let's also free the headers to make memory leaks harder.
if (throwScope.exception()) {
headers->deref();
return nullptr;
}
return headers;
}
JSC::EncodedJSValue WebCore__FetchHeaders__toJS(WebCore::FetchHeaders* headers, JSC::JSGlobalObject* lexicalGlobalObject)
{
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(lexicalGlobalObject);
ASSERT_NO_PENDING_EXCEPTION(globalObject);
bool needsMemoryCost = headers->hasOneRef();
JSValue value = WebCore::toJS(lexicalGlobalObject, globalObject, headers);
if (needsMemoryCost) {
JSFetchHeaders* jsHeaders = jsCast<JSFetchHeaders*>(value);
jsHeaders->computeMemoryCost();
}
return JSC::JSValue::encode(value);
}
JSC::EncodedJSValue WebCore__FetchHeaders__clone(WebCore::FetchHeaders* headers, JSC::JSGlobalObject* arg1)
{
auto throwScope = DECLARE_THROW_SCOPE(arg1->vm());
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(arg1);
auto* clone = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
WebCore::propagateException(*arg1, throwScope,
clone->fill(*headers));
return JSC::JSValue::encode(WebCore::toJSNewlyCreated(arg1, globalObject, WTFMove(clone)));
}
WebCore::FetchHeaders* WebCore__FetchHeaders__cloneThis(WebCore::FetchHeaders* headers, JSC::JSGlobalObject* lexicalGlobalObject)
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject->vm());
auto* clone = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
clone->relaxAdoptionRequirement();
WebCore::propagateException(*lexicalGlobalObject, throwScope,
clone->fill(*headers));
return clone;
}
bool WebCore__FetchHeaders__fastHas_(WebCore::FetchHeaders* arg0, unsigned char HTTPHeaderName1)
{
return arg0->fastHas(static_cast<HTTPHeaderName>(HTTPHeaderName1));
}
void WebCore__FetchHeaders__copyTo(WebCore::FetchHeaders* headers, StringPointer* names, StringPointer* values, unsigned char* buf)
{
auto iter = headers->createIterator();
unsigned int i = 0;
for (auto pair = iter.next(); pair; pair = iter.next()) {
const auto name = pair->key;
const auto value = pair->value;
ASSERT_WITH_MESSAGE(name.length(), "Header name must not be empty");
if (name.is8Bit() && name.containsOnlyASCII()) {
const auto nameSpan = name.span8();
memcpy(&buf[i], nameSpan.data(), nameSpan.size());
*names = { i, name.length() };
i += name.length();
} else {
ASSERT_WITH_MESSAGE(name.containsOnlyASCII(), "Header name must be ASCII. This should already be validated before calling this function.");
WTF::CString nameCString = name.utf8();
memcpy(&buf[i], nameCString.data(), nameCString.length());
*names = { i, static_cast<uint32_t>(nameCString.length()) };
i += static_cast<uint32_t>(nameCString.length());
}
if (value.length() > 0) {
if (value.is8Bit() && value.containsOnlyASCII()) {
const auto valueSpan = value.span8();
memcpy(&buf[i], valueSpan.data(), valueSpan.size());
*values = { i, value.length() };
i += value.length();
} else {
// HTTP headers can contain non-ASCII characters according to RFC 7230
// Non-ASCII content should be properly encoded
WTF::CString valueCString = value.utf8();
memcpy(&buf[i], valueCString.data(), valueCString.length());
*values = { i, static_cast<uint32_t>(valueCString.length()) };
i += static_cast<uint32_t>(valueCString.length());
}
} else {
*values = { i, 0 };
}
names++;
values++;
}
}
void WebCore__FetchHeaders__count(WebCore::FetchHeaders* headers, uint32_t* count, uint32_t* buf_len)
{
auto iter = headers->createIterator();
size_t i = 0;
for (auto pair = iter.next(); pair; pair = iter.next()) {
// UTF8 byteLength is not strictly necessary here
// They should always be ASCII.
// However, we can still do this out of an abundance of caution
i += BunString::utf8ByteLength(pair->key);
i += BunString::utf8ByteLength(pair->value);
}
*count = headers->size();
*buf_len = i;
}
typedef struct ZigSliceString {
const unsigned char* ptr;
size_t len;
} ZigSliceString;
typedef struct PicoHTTPHeader {
ZigSliceString name;
ZigSliceString value;
} PicoHTTPHeader;
typedef struct PicoHTTPHeaders {
const PicoHTTPHeader* ptr;
size_t len;
} PicoHTTPHeaders;
WebCore::FetchHeaders* WebCore__FetchHeaders__createFromPicoHeaders_(const void* arg1)
{
PicoHTTPHeaders pico_headers = *reinterpret_cast<const PicoHTTPHeaders*>(arg1);
auto* headers = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
headers->relaxAdoptionRequirement(); // This prevents an assertion later, but may not be the proper approach.
if (pico_headers.len > 0) {
HTTPHeaderMap map = HTTPHeaderMap();
size_t end = pico_headers.len;
for (size_t j = 0; j < end; j++) {
PicoHTTPHeader header = pico_headers.ptr[j];
if (header.value.len == 0 || header.name.len == 0)
continue;
StringView nameView = StringView(std::span { reinterpret_cast<const char*>(header.name.ptr), header.name.len });
std::span<LChar> data;
auto value = String::createUninitialized(header.value.len, data);
memcpy(data.data(), header.value.ptr, header.value.len);
HTTPHeaderName name;
// memory safety: the header names must be cloned if they're not statically known
// the value must also be cloned
// isolatedCopy() doesn't actually clone, it's only for threadlocal isolation
if (WebCore::findHTTPHeaderName(nameView, name)) {
map.add(name, value);
} else {
// the case where we do not need to clone the name
// when the header name is already present in the list
// we don't have that information here, so map.setUncommonHeaderCloneName exists
map.setUncommonHeaderCloneName(nameView, value);
}
}
headers->setInternalHeaders(WTFMove(map));
}
return headers;
}
WebCore::FetchHeaders* WebCore__FetchHeaders__createFromUWS(void* arg1)
{
uWS::HttpRequest req = *reinterpret_cast<uWS::HttpRequest*>(arg1);
auto* headers = new WebCore::FetchHeaders({ WebCore::FetchHeaders::Guard::None, {} });
headers->relaxAdoptionRequirement(); // This prevents an assertion later, but may not be the proper approach.
HTTPHeaderMap map = HTTPHeaderMap();
for (const auto& header : req) {
StringView nameView = StringView(std::span { reinterpret_cast<const LChar*>(header.first.data()), header.first.length() });
std::span<LChar> data;
auto value = String::createUninitialized(header.second.length(), data);
if (header.second.length() > 0)
memcpy(data.data(), header.second.data(), header.second.length());
HTTPHeaderName name;
if (WebCore::findHTTPHeaderName(nameView, name)) {
map.add(name, WTFMove(value));
} else {
map.setUncommonHeader(nameView.toString().isolatedCopy(), WTFMove(value));
}
}
headers->setInternalHeaders(WTFMove(map));
return headers;
}
void WebCore__FetchHeaders__deref(WebCore::FetchHeaders* arg0)
{
arg0->deref();
}
JSC::EncodedJSValue WebCore__FetchHeaders__createValue(JSC::JSGlobalObject* arg0, StringPointer* arg1, StringPointer* arg2, const ZigString* arg3, uint32_t count)
{
auto throwScope = DECLARE_THROW_SCOPE(arg0->vm());
Vector<KeyValuePair<String, String>> pairs;
pairs.reserveCapacity(count);
ZigString buf = *arg3;
for (uint32_t i = 0; i < count; i++) {
WTF::String name = Zig::toStringCopy(buf, arg1[i]);
WTF::String value = Zig::toStringCopy(buf, arg2[i]);
pairs.unsafeAppendWithoutCapacityCheck(KeyValuePair<String, String>(name, value));
}
Ref<WebCore::FetchHeaders> headers = WebCore::FetchHeaders::create();
WebCore::propagateException(*arg0, throwScope,
headers->fill(WebCore::FetchHeaders::Init(WTFMove(pairs))));
JSValue value = WebCore::toJSNewlyCreated(arg0, reinterpret_cast<Zig::GlobalObject*>(arg0), WTFMove(headers));
JSFetchHeaders* fetchHeaders = jsCast<JSFetchHeaders*>(value);
fetchHeaders->computeMemoryCost();
return JSC::JSValue::encode(value);
}
void WebCore__FetchHeaders__get_(WebCore::FetchHeaders* headers, const ZigString* arg1, ZigString* arg2, JSC::JSGlobalObject* global)
{
auto throwScope = DECLARE_THROW_SCOPE(global->vm());
auto result = headers->get(Zig::toString(*arg1));
if (result.hasException())
WebCore::propagateException(*global, throwScope, result.releaseException());
else
*arg2 = Zig::toZigString(result.releaseReturnValue());
}
bool WebCore__FetchHeaders__has(WebCore::FetchHeaders* headers, const ZigString* arg1, JSC::JSGlobalObject* global)
{
auto throwScope = DECLARE_THROW_SCOPE(global->vm());
auto result = headers->has(Zig::toString(*arg1));
if (result.hasException()) {
WebCore::propagateException(*global, throwScope, result.releaseException());
return false;
} else
return result.releaseReturnValue();
}
extern "C" void WebCore__FetchHeaders__put(WebCore::FetchHeaders* headers, HTTPHeaderName name, const ZigString* arg2, JSC::JSGlobalObject* global)
{
auto throwScope = DECLARE_THROW_SCOPE(global->vm());
throwScope.assertNoException(); // can't throw an exception when there's already one.
WebCore::propagateException(*global, throwScope,
headers->set(name, Zig::toStringCopy(*arg2)));
}
void WebCore__FetchHeaders__remove(WebCore::FetchHeaders* headers, const ZigString* arg1, JSC::JSGlobalObject* global)
{
auto throwScope = DECLARE_THROW_SCOPE(global->vm());
WebCore::propagateException(*global, throwScope,
headers->remove(Zig::toString(*arg1)));
}
void WebCore__FetchHeaders__fastRemove_(WebCore::FetchHeaders* headers, unsigned char headerName)
{
headers->fastRemove(static_cast<WebCore::HTTPHeaderName>(headerName));
}
void WebCore__FetchHeaders__fastGet_(WebCore::FetchHeaders* headers, unsigned char headerName, ZigString* arg2)
{
auto str = headers->fastGet(static_cast<WebCore::HTTPHeaderName>(headerName));
if (!str) {
return;
}
*arg2 = Zig::toZigString(str);
}
WebCore::DOMURL* WebCore__DOMURL__cast_(JSC::EncodedJSValue JSValue0, JSC::VM* vm)
{
return WebCoreCast<WebCore::JSDOMURL, WebCore::DOMURL>(JSValue0);
}
void WebCore__DOMURL__href_(WebCore::DOMURL* domURL, ZigString* arg1)
{
const WTF::URL& href = domURL->href();
*arg1 = Zig::toZigString(href.string());
}
void WebCore__DOMURL__pathname_(WebCore::DOMURL* domURL, ZigString* arg1)
{
const WTF::URL& href = domURL->href();
const WTF::StringView& pathname = href.path();
*arg1 = Zig::toZigString(pathname);
}
BunString WebCore__DOMURL__fileSystemPath(WebCore::DOMURL* arg0, int* errorCode)
{
const WTF::URL& url = arg0->href();
if (url.protocolIsFile()) {
#if !OS(WINDOWS)
if (!url.host().isEmpty()) {
*errorCode = 1;
return BunString { BunStringTag::Dead, nullptr };
}
#endif
if (url.path().containsIgnoringASCIICase("%2f"_s)) {
*errorCode = 2;
return BunString { BunStringTag::Dead, nullptr };
}
#if OS(WINDOWS)
if (url.path().containsIgnoringASCIICase("%5c"_s)) {
*errorCode = 2;
return BunString { BunStringTag::Dead, nullptr };
}
#endif
return Bun::toStringRef(url.fileSystemPath());
}
*errorCode = 3;
return BunString { BunStringTag::Dead, nullptr };
}
extern "C" JSC::EncodedJSValue ZigString__toJSONObject(const ZigString* strPtr, JSC::JSGlobalObject* globalObject)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
auto str = Zig::toString(*strPtr);
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
if (str.isNull()) {
// isNull() will be true for empty strings and for strings which are too long.
// So we need to check the length is plausibly due to a long string.
if (strPtr->len > Bun__stringSyntheticAllocationLimit) {
scope.throwException(globalObject, Bun::createError(globalObject, Bun::ErrorCode::ERR_STRING_TOO_LONG, "Cannot parse a JSON string longer than 2^32-1 characters"_s));
return {};
}
}
auto catchScope = DECLARE_CATCH_SCOPE(globalObject->vm());
// JSONParseWithException does not propagate exceptions as expected. See #5859
JSValue result = JSONParse(globalObject, str);
if (!result && !catchScope.exception())
scope.throwException(globalObject, createSyntaxError(globalObject, "Failed to parse JSON"_s));
if (catchScope.exception()) {
auto* exception = catchScope.exception();
catchScope.clearExceptionExceptTermination();
return JSC::JSValue::encode(exception->value());
}
return JSValue::encode(result);
}
// We used to just throw "Out of memory" as a regular Error with that string.
//
// But JSC has some different handling for out of memory errors. So we should
// make it look like what JSC does.
void JSGlobalObject__throwOutOfMemoryError(JSC::JSGlobalObject* globalObject)
{
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
throwOutOfMemoryError(globalObject, scope);
}
JSC::EncodedJSValue JSGlobalObject__createOutOfMemoryError(JSC::JSGlobalObject* globalObject)
{
JSObject* exception = createOutOfMemoryError(globalObject);
return JSValue::encode(exception);
}
JSC::EncodedJSValue SystemError__toErrorInstance(const SystemError* arg0, JSC::JSGlobalObject* globalObject)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
SystemError err = *arg0;
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
JSC::JSValue message = JSC::jsUndefined();
if (err.message.tag != BunStringTag::Empty) {
message = Bun::toJS(globalObject, err.message);
}
auto& names = WebCore::builtinNames(vm);
JSC::JSValue options = JSC::jsUndefined();
JSC::JSObject* result = JSC::ErrorInstance::create(globalObject, globalObject->errorStructureWithErrorType<JSC::ErrorType::Error>(), message, options);
auto clientData = WebCore::clientData(vm);
if (err.code.tag != BunStringTag::Empty) {
JSC::JSValue code = Bun::toJS(globalObject, err.code);
result->putDirect(vm, clientData->builtinNames().codePublicName(), code, JSC::PropertyAttribute::DontDelete | 0);
}
if (err.path.tag != BunStringTag::Empty) {
JSC::JSValue path = Bun::toJS(globalObject, err.path);
result->putDirect(vm, clientData->builtinNames().pathPublicName(), path, JSC::PropertyAttribute::DontDelete | 0);
}
if (err.dest.tag != BunStringTag::Empty) {
JSC::JSValue dest = Bun::toJS(globalObject, err.dest);
result->putDirect(vm, clientData->builtinNames().destPublicName(), dest, JSC::PropertyAttribute::DontDelete | 0);
}
if (err.fd >= 0) {
JSC::JSValue fd = JSC::JSValue(jsNumber(err.fd));
result->putDirect(vm, names.fdPublicName(), fd, JSC::PropertyAttribute::DontDelete | 0);
}
if (err.syscall.tag != BunStringTag::Empty) {
JSC::JSValue syscall = Bun::toJS(globalObject, err.syscall);
result->putDirect(vm, names.syscallPublicName(), syscall, JSC::PropertyAttribute::DontDelete | 0);
}
if (err.hostname.tag != BunStringTag::Empty) {
JSC::JSValue hostname = Bun::toJS(globalObject, err.hostname);
result->putDirect(vm, names.hostnamePublicName(), hostname, JSC::PropertyAttribute::DontDelete | 0);
}
result->putDirect(vm, names.errnoPublicName(), JSC::JSValue(err.errno_), JSC::PropertyAttribute::DontDelete | 0);
RETURN_IF_EXCEPTION(scope, {});
scope.release();
return JSC::JSValue::encode(JSC::JSValue(result));
}
JSC::EncodedJSValue SystemError__toErrorInstanceWithInfoObject(const SystemError* arg0, JSC::JSGlobalObject* globalObject)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
SystemError err = *arg0;
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
auto codeString = err.code.toWTFString();
auto syscallString = err.syscall.toWTFString();
auto messageString = err.message.toWTFString();
JSC::JSValue message = JSC::jsString(vm, makeString("A system error occurred: "_s, syscallString, " returned "_s, codeString, " ("_s, messageString, ")"_s));
JSC::JSValue options = JSC::jsUndefined();
JSC::JSObject* result = JSC::ErrorInstance::create(globalObject, JSC::ErrorInstance::createStructure(vm, globalObject, globalObject->errorPrototype()), message, options);
JSC::JSObject* info = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype(), 0);
auto clientData = WebCore::clientData(vm);
result->putDirect(vm, vm.propertyNames->name, JSC::JSValue(jsString(vm, String("SystemError"_s))), JSC::PropertyAttribute::DontEnum | 0);
result->putDirect(vm, clientData->builtinNames().codePublicName(), JSC::JSValue(jsString(vm, String("ERR_SYSTEM_ERROR"_s))), JSC::PropertyAttribute::DontEnum | 0);
info->putDirect(vm, clientData->builtinNames().codePublicName(), jsString(vm, codeString), JSC::PropertyAttribute::DontDelete | 0);
result->putDirect(vm, JSC::Identifier::fromString(vm, "info"_s), info, JSC::PropertyAttribute::DontDelete | 0);
auto syscallJsString = jsString(vm, syscallString);
result->putDirect(vm, clientData->builtinNames().syscallPublicName(), syscallJsString, JSC::PropertyAttribute::DontDelete | 0);
info->putDirect(vm, clientData->builtinNames().syscallPublicName(), syscallJsString, JSC::PropertyAttribute::DontDelete | 0);
info->putDirect(vm, clientData->builtinNames().codePublicName(), jsString(vm, codeString), JSC::PropertyAttribute::DontDelete | 0);
info->putDirect(vm, vm.propertyNames->message, jsString(vm, messageString), JSC::PropertyAttribute::DontDelete | 0);
info->putDirect(vm, clientData->builtinNames().errnoPublicName(), jsNumber(err.errno_), JSC::PropertyAttribute::DontDelete | 0);
result->putDirect(vm, clientData->builtinNames().errnoPublicName(), JSC::JSValue(err.errno_), JSC::PropertyAttribute::DontDelete | 0);
RELEASE_AND_RETURN(scope, JSC::JSValue::encode(JSC::JSValue(result)));
}
JSC::EncodedJSValue
JSC__JSObject__create(JSC::JSGlobalObject* globalObject, size_t initialCapacity, void* arg2,
void (*ArgFn3)(void* arg0, JSC::JSObject* arg1, JSC::JSGlobalObject* arg2))
{
JSC::JSObject* object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype(), std::min(static_cast<unsigned>(initialCapacity), JSFinalObject::maxInlineCapacity));
ArgFn3(arg2, object, globalObject);
return JSC::JSValue::encode(object);
}
bool JSC__JSValue__hasOwnPropertyValue(JSC::EncodedJSValue value, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue ownKey)
{
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
auto* object = JSC::jsCast<JSC::JSObject*>(JSC::JSValue::decode(value));
auto propertyKey = JSC::JSValue::decode(ownKey).toPropertyKey(globalObject);
RETURN_IF_EXCEPTION(scope, {});
const bool result = JSC::objectPrototypeHasOwnProperty(globalObject, object, propertyKey);
RETURN_IF_EXCEPTION(scope, {});
return result;
}
JSC::EncodedJSValue JSC__JSValue__createEmptyObjectWithNullPrototype(JSC::JSGlobalObject* globalObject)
{
return JSValue::encode(
JSC::constructEmptyObject(globalObject->vm(), globalObject->nullPrototypeObjectStructure()));
}
JSC::EncodedJSValue JSC__JSValue__createEmptyObject(JSC::JSGlobalObject* globalObject,
size_t initialCapacity)
{
return JSC::JSValue::encode(
JSC::constructEmptyObject(globalObject, globalObject->objectPrototype(), std::min(static_cast<unsigned int>(initialCapacity), JSFinalObject::maxInlineCapacity)));
}
extern "C" uint64_t Bun__Blob__getSizeForBindings(void* blob);
double JSC__JSValue__getLengthIfPropertyExistsInternal(JSC::EncodedJSValue value, JSC::JSGlobalObject* globalObject)
{
JSC::JSValue jsValue = JSC::JSValue::decode(value);
if (!jsValue || !jsValue.isCell())
return 0;
JSCell* cell = jsValue.asCell();
JSC::JSType type = cell->type();
switch (static_cast<uint8_t>(type)) {
case JSC::JSType::StringType:
return static_cast<double>(jsValue.toString(globalObject)->length());
case JSC::JSType::ArrayType:
return static_cast<double>(jsCast<JSC::JSArray*>(cell)->length());
case JSC::JSType::Int8ArrayType:
case JSC::JSType::Uint8ArrayType:
case JSC::JSType::Uint8ClampedArrayType:
case JSC::JSType::Int16ArrayType:
case JSC::JSType::Uint16ArrayType:
case JSC::JSType::Int32ArrayType:
case JSC::JSType::Uint32ArrayType:
case JSC::JSType::Float16ArrayType:
case JSC::JSType::Float32ArrayType:
case JSC::JSType::Float64ArrayType:
case JSC::JSType::BigInt64ArrayType:
case JSC::JSType::BigUint64ArrayType:
return static_cast<double>(jsCast<JSC::JSArrayBufferView*>(cell)->length());
case JSC::JSType::JSMapType:
return static_cast<double>(jsCast<JSC::JSMap*>(cell)->size());
case JSC::JSType::JSSetType:
return static_cast<double>(jsCast<JSC::JSSet*>(cell)->size());
case JSC::JSType::JSWeakMapType:
return static_cast<double>(jsCast<JSC::JSWeakMap*>(cell)->size());
case JSC::JSType::ArrayBufferType: {
auto* arrayBuffer = jsCast<JSC::JSArrayBuffer*>(cell);
if (auto* impl = arrayBuffer->impl()) {
return static_cast<double>(impl->byteLength());
}
return 0;
}
case WebCore::JSDOMWrapperType: {
if (jsDynamicCast<WebCore::JSFetchHeaders*>(cell))
return static_cast<double>(jsCast<WebCore::JSFetchHeaders*>(cell)->wrapped().size());
if (auto* blob = jsDynamicCast<WebCore::JSBlob*>(cell)) {
uint64_t size = Bun__Blob__getSizeForBindings(blob->wrapped());
if (size == std::numeric_limits<uint64_t>::max())
return std::numeric_limits<double>::max();
return static_cast<double>(size);
}
}
default: {
if (auto* object = jsDynamicCast<JSObject*>(cell)) {
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
scope.release(); // zig binding handles exceptions
if (JSValue lengthValue = object->getIfPropertyExists(globalObject, globalObject->vm().propertyNames->length)) {
return lengthValue.toNumber(globalObject);
}
}
}
}
return std::numeric_limits<double>::infinity();
}
void JSC__JSObject__putRecord(JSC::JSObject* object, JSC::JSGlobalObject* global, ZigString* key,
ZigString* values, size_t valuesLen)
{
auto scope = DECLARE_THROW_SCOPE(global->vm());
auto ident = Identifier::fromString(global->vm(), Zig::toStringCopy(*key));
JSC::PropertyDescriptor descriptor;
descriptor.setEnumerable(1);
descriptor.setConfigurable(1);
descriptor.setWritable(1);
if (valuesLen == 1) {
descriptor.setValue(JSC::jsString(global->vm(), Zig::toStringCopy(values[0])));
} else {
JSC::JSArray* array = nullptr;
{
JSC::ObjectInitializationScope initializationScope(global->vm());
if ((array = JSC::JSArray::tryCreateUninitializedRestricted(
initializationScope, nullptr,
global->arrayStructureForIndexingTypeDuringAllocation(JSC::ArrayWithContiguous),
valuesLen))) {
for (size_t i = 0; i < valuesLen; ++i) {
array->initializeIndexWithoutBarrier(
initializationScope, i, JSC::jsString(global->vm(), Zig::toStringCopy(values[i])));
}
}
}
if (!array) {
JSC::throwOutOfMemoryError(global, scope);
return;
}
descriptor.setValue(array);
}
object->methodTable()->defineOwnProperty(object, global, ident, descriptor, true);
object->putDirect(global->vm(), ident, descriptor.value());
scope.release();
}
void JSC__JSValue__putRecord(JSC::EncodedJSValue objectValue, JSC::JSGlobalObject* global, ZigString* key,
ZigString* values, size_t valuesLen)
{
JSC::JSValue objValue = JSC::JSValue::decode(objectValue);
JSC::JSObject* object = objValue.asCell()->getObject();
auto scope = DECLARE_THROW_SCOPE(global->vm());
auto ident = Zig::toIdentifier(*key, global);
JSC::PropertyDescriptor descriptor;
descriptor.setEnumerable(1);
descriptor.setConfigurable(1);
descriptor.setWritable(1);
if (valuesLen == 1) {
descriptor.setValue(JSC::jsString(global->vm(), Zig::toString(values[0])));
} else {
JSC::JSArray* array = nullptr;
{
JSC::ObjectInitializationScope initializationScope(global->vm());
if ((array = JSC::JSArray::tryCreateUninitializedRestricted(
initializationScope, nullptr,
global->arrayStructureForIndexingTypeDuringAllocation(JSC::ArrayWithContiguous),
valuesLen))) {
for (size_t i = 0; i < valuesLen; ++i) {
array->initializeIndexWithoutBarrier(
initializationScope, i, JSC::jsString(global->vm(), Zig::toString(values[i])));
}
}
}
if (!array) {
JSC::throwOutOfMemoryError(global, scope);
return;
}
descriptor.setValue(array);
}
object->methodTable()->defineOwnProperty(object, global, ident, descriptor, true);
object->putDirect(global->vm(), ident, descriptor.value());
scope.release();
}
JSC::JSInternalPromise* JSC__JSValue__asInternalPromise(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
return JSC::jsDynamicCast<JSC::JSInternalPromise*>(value);
}
JSC::JSPromise* JSC__JSValue__asPromise(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
return JSC::jsDynamicCast<JSC::JSPromise*>(value);
}
JSC::EncodedJSValue JSC__JSValue__createInternalPromise(JSC::JSGlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
return JSC::JSValue::encode(
JSC::JSValue(JSC::JSInternalPromise::create(vm, globalObject->internalPromiseStructure())));
}
void JSC__JSFunction__optimizeSoon(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::optimizeNextInvocation(value);
}
bool JSC__JSFunction__getSourceCode(JSC::EncodedJSValue JSValue0, ZigString* outSourceCode)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
if (JSC::JSFunction* func = jsDynamicCast<JSC::JSFunction*>(value)) {
auto* sourceCode = func->sourceCode();
if (sourceCode != nullptr) { // native functions have no source code
*outSourceCode = Zig::toZigString(sourceCode->view());
return true;
}
return false;
}
return false;
}
void JSC__JSValue__jsonStringify(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, uint32_t arg2,
BunString* arg3)
{
ASSERT_NO_PENDING_EXCEPTION(arg1);
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
WTF::String str = JSC::JSONStringify(arg1, value, (unsigned)arg2);
*arg3 = Bun::toStringRef(str);
}
unsigned char JSC__JSValue__jsType(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue jsValue = JSC::JSValue::decode(JSValue0);
// if the value is NOT a cell
// asCell will return an invalid pointer rather than a nullptr
if (jsValue.isCell())
return jsValue.asCell()->type();
return 0;
}
CPP_DECL JSC::JSString* JSC__jsTypeStringForValue(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue value)
{
JSC::JSValue jsValue = JSC::JSValue::decode(value);
return jsTypeStringForValue(globalObject, jsValue);
}
JSC::EncodedJSValue JSC__JSPromise__asValue(JSC::JSPromise* arg0, JSC::JSGlobalObject* arg1)
{
JSValue value = JSC::JSValue(arg0);
ASSERT_WITH_MESSAGE(!value.isEmpty(), "JSPromise.asValue() called on a empty JSValue");
ASSERT_WITH_MESSAGE(value.inherits<JSC::JSPromise>(), "JSPromise::asValue() called on a non-promise object");
return JSC::JSValue::encode(value);
}
JSC::JSPromise* JSC__JSPromise__create(JSC::JSGlobalObject* arg0)
{
return JSC::JSPromise::create(arg0->vm(), arg0->promiseStructure());
}
// TODO: prevent this from allocating so much memory
void JSC__JSValue___then(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue arg2, Zig::FFIFunction ArgFn3, Zig::FFIFunction ArgFn4)
{
auto* cell = JSC::JSValue::decode(JSValue0).asCell();
if (JSC::JSPromise* promise = JSC::jsDynamicCast<JSC::JSPromise*>(cell)) {
handlePromise<JSC::JSPromise, false>(promise, arg1, arg2, ArgFn3, ArgFn4);
} else if (JSC::jsDynamicCast<JSC::JSInternalPromise*>(cell)) {
RELEASE_ASSERT(false);
}
}
JSC::EncodedJSValue JSC__JSGlobalObject__getCachedObject(JSC::JSGlobalObject* globalObject, const ZigString* arg1)
{
auto& vm = JSC::getVM(globalObject);
WTF::String string = Zig::toString(*arg1);
auto symbol = vm.privateSymbolRegistry().symbolForKey(string);
JSC::Identifier ident = JSC::Identifier::fromUid(symbol);
JSC::JSValue result = globalObject->getIfPropertyExists(globalObject, ident);
return JSC::JSValue::encode(result);
}
JSC::EncodedJSValue JSC__JSGlobalObject__putCachedObject(JSC::JSGlobalObject* globalObject, const ZigString* arg1, JSC::EncodedJSValue JSValue2)
{
auto& vm = JSC::getVM(globalObject);
WTF::String string = Zig::toString(*arg1);
auto symbol = vm.privateSymbolRegistry().symbolForKey(string);
JSC::Identifier ident = JSC::Identifier::fromUid(symbol);
globalObject->putDirect(vm, ident, JSC::JSValue::decode(JSValue2), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::DontEnum);
return JSValue2;
}
void JSC__JSGlobalObject__deleteModuleRegistryEntry(JSC::JSGlobalObject* global, ZigString* arg1)
{
JSC::JSMap* map = JSC::jsDynamicCast<JSC::JSMap*>(
global->moduleLoader()->getDirect(global->vm(), JSC::Identifier::fromString(global->vm(), "registry"_s)));
if (!map)
return;
const JSC::Identifier identifier = Zig::toIdentifier(*arg1, global);
JSC::JSValue val = JSC::identifierToJSValue(global->vm(), identifier);
map->remove(global, val);
}
void JSC__VM__collectAsync(JSC::VM* vm)
{
JSC::JSLockHolder lock(*vm);
vm->heap.collectAsync();
}
extern "C" bool JSC__VM__hasExecutionTimeLimit(JSC::VM* vm)
{
JSC::JSLockHolder locker(vm);
if (vm->watchdog()) {
return vm->watchdog()->hasTimeLimit();
}
return false;
}
size_t JSC__VM__heapSize(JSC::VM* arg0)
{
return arg0->heap.size();
}
bool JSC__JSValue__isSameValue(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1,
JSC::JSGlobalObject* globalObject)
{
JSC::JSValue left = JSC::JSValue::decode(JSValue0);
JSC::JSValue right = JSC::JSValue::decode(JSValue1);
return JSC::sameValue(globalObject, left, right);
}
bool JSC__JSValue__deepEquals(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject)
{
return deepEqualsWrapperImpl<false, false>(JSValue0, JSValue1, globalObject);
}
bool JSC__JSValue__jestDeepEquals(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject)
{
return deepEqualsWrapperImpl<false, true>(JSValue0, JSValue1, globalObject);
}
bool JSC__JSValue__strictDeepEquals(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject)
{
return deepEqualsWrapperImpl<true, false>(JSValue0, JSValue1, globalObject);
}
bool JSC__JSValue__jestStrictDeepEquals(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject)
{
return deepEqualsWrapperImpl<true, true>(JSValue0, JSValue1, globalObject);
}
#undef IMPL_DEEP_EQUALS_WRAPPER
bool JSC__JSValue__jestDeepMatch(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject, bool replacePropsWithAsymmetricMatchers)
{
JSValue obj = JSValue::decode(JSValue0);
JSValue subset = JSValue::decode(JSValue1);
ThrowScope scope = DECLARE_THROW_SCOPE(globalObject->vm());
std::set<EncodedJSValue> objVisited;
std::set<EncodedJSValue> subsetVisited;
MarkedArgumentBuffer gcBuffer;
RELEASE_AND_RETURN(scope, Bun__deepMatch<true>(obj, &objVisited, subset, &subsetVisited, globalObject, &scope, &gcBuffer, replacePropsWithAsymmetricMatchers, false));
}
extern "C" bool Bun__JSValue__isAsyncContextFrame(JSC::EncodedJSValue value)
{
return jsDynamicCast<AsyncContextFrame*>(JSValue::decode(value)) != nullptr;
}
extern "C" JSC::EncodedJSValue Bun__JSValue__call(JSContextRef ctx, JSC::EncodedJSValue object,
JSC::EncodedJSValue thisObject, size_t argumentCount,
const JSValueRef* arguments)
{
JSC::JSGlobalObject* globalObject = toJS(ctx);
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
ASSERT_WITH_MESSAGE(!vm.isCollectorBusyOnCurrentThread(), "Cannot call function inside a finalizer or while GC is running on same thread.");
JSC::JSValue jsObject = JSValue::decode(object);
ASSERT(jsObject);
JSC::JSValue jsThisObject = JSValue::decode(thisObject);
JSValue restoreAsyncContext;
InternalFieldTuple* asyncContextData = nullptr;
if (auto* wrapper = jsDynamicCast<AsyncContextFrame*>(jsObject)) {
jsObject = jsCast<JSC::JSFunction*>(wrapper->callback.get());
asyncContextData = globalObject->m_asyncContextData.get();
restoreAsyncContext = asyncContextData->getInternalField(0);
asyncContextData->putInternalField(vm, 0, wrapper->context.get());
}
if (!jsThisObject)
jsThisObject = globalObject->globalThis();
JSC::MarkedArgumentBuffer argList;
argList.ensureCapacity(argumentCount);
for (size_t i = 0; i < argumentCount; i++)
argList.append(toJS(globalObject, arguments[i]));
auto callData = getCallData(jsObject);
ASSERT(jsObject.isCallable());
ASSERT(callData.type != JSC::CallData::Type::None);
if (callData.type == JSC::CallData::Type::None)
return JSC::JSValue::encode(JSC::JSValue());
auto result = JSC::profiledCall(globalObject, ProfilingReason::API, jsObject, callData, jsThisObject, argList);
if (asyncContextData) {
asyncContextData->putInternalField(vm, 0, restoreAsyncContext);
}
RETURN_IF_EXCEPTION(scope, {});
return JSC::JSValue::encode(result);
}
JSC::EncodedJSValue JSObjectCallAsFunctionReturnValueHoldingAPILock(JSContextRef ctx, JSObjectRef object,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef* arguments)
{
JSC::JSGlobalObject* globalObject = toJS(ctx);
auto& vm = JSC::getVM(globalObject);
JSC::JSLockHolder lock(vm);
#if ASSERT_ENABLED
// This is a redundant check, but we add it to make the error message clearer.
ASSERT_WITH_MESSAGE(!vm.isCollectorBusyOnCurrentThread(), "Cannot call function inside a finalizer or while GC is running on same thread.");
#endif
if (!object)
return JSC::JSValue::encode(JSC::JSValue());
JSC::JSObject* jsObject = toJS(object);
JSC::JSObject* jsThisObject = toJS(thisObject);
if (!jsThisObject)
jsThisObject = globalObject->globalThis();
JSC::MarkedArgumentBuffer argList;
for (size_t i = 0; i < argumentCount; i++)
argList.append(toJS(globalObject, arguments[i]));
auto callData = getCallData(jsObject);
if (callData.type == JSC::CallData::Type::None)
return JSC::JSValue::encode(JSC::JSValue());
NakedPtr<JSC::Exception> returnedException = nullptr;
auto result = call(globalObject, jsObject, callData, jsThisObject, argList, returnedException);
if (returnedException.get()) {
return JSC::JSValue::encode(JSC::JSValue(returnedException.get()));
}
return JSC::JSValue::encode(result);
}
// CPP_DECL size_t JSC__PropertyNameArray__length(JSC__PropertyNameArray* arg0);
// CPP_DECL const JSC__PropertyName*
// JSC__PropertyNameArray__next(JSC__PropertyNameArray* arg0, size_t arg1);
// CPP_DECL void JSC__PropertyNameArray__release(JSC__PropertyNameArray* arg0);
size_t JSC__JSObject__getArrayLength(JSC::JSObject* arg0) { return arg0->getArrayLength(); }
JSC::EncodedJSValue JSC__JSObject__getIndex(JSC::EncodedJSValue jsValue, JSC::JSGlobalObject* globalObject,
uint32_t index)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
auto scope = DECLARE_THROW_SCOPE(getVM(globalObject));
auto* object = JSC::JSValue::decode(jsValue).toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
auto value = object->getIndex(globalObject, index);
RETURN_IF_EXCEPTION(scope, {});
return JSC::JSValue::encode(value);
}
JSC::EncodedJSValue JSC__JSValue__getDirectIndex(JSC::EncodedJSValue jsValue, JSC::JSGlobalObject* arg1,
uint32_t arg3)
{
JSC::JSObject* object = JSC::JSValue::decode(jsValue).getObject();
return JSC::JSValue::encode(object->getDirectIndex(arg1, arg3));
}
JSC::EncodedJSValue JSC__JSObject__getDirect(JSC::JSObject* arg0, JSC::JSGlobalObject* arg1,
const ZigString* arg2)
{
return JSC::JSValue::encode(arg0->getDirect(arg1->vm(), Zig::toIdentifier(*arg2, arg1)));
}
void JSC__JSObject__putDirect(JSC::JSObject* arg0, JSC::JSGlobalObject* arg1, const ZigString* key,
JSC::EncodedJSValue value)
{
auto prop = Zig::toIdentifier(*key, arg1);
arg0->putDirect(arg1->vm(), prop, JSC::JSValue::decode(value));
}
#pragma mark - JSC::JSCell
JSC::JSObject* JSC__JSCell__getObject(JSC::JSCell* arg0)
{
return arg0->getObject();
}
unsigned char JSC__JSCell__getType(JSC::JSCell* arg0) { return arg0->type(); }
JSC::JSObject* JSC__JSCell__toObject(JSC::JSCell* cell, JSC::JSGlobalObject* globalObject)
{
return cell->toObject(globalObject);
}
#pragma mark - JSC::JSString
void JSC__JSString__toZigString(JSC::JSString* arg0, JSC::JSGlobalObject* arg1, ZigString* arg2)
{
auto value = arg0->value(arg1);
*arg2 = Zig::toZigString(value.data.impl());
// We don't need to assert here because ->value returns a reference to the same string as the one owned by the JSString.
}
bool JSC__JSString__eql(const JSC::JSString* arg0, JSC::JSGlobalObject* obj, JSC::JSString* arg2)
{
return arg0->equal(obj, arg2);
}
bool JSC__JSString__is8Bit(const JSC::JSString* arg0) { return arg0->is8Bit(); };
size_t JSC__JSString__length(const JSC::JSString* arg0) { return arg0->length(); }
JSC::JSObject* JSC__JSString__toObject(JSC::JSString* arg0, JSC::JSGlobalObject* arg1)
{
return arg0->toObject(arg1);
}
#pragma mark - JSC::JSModuleLoader
// JSC::EncodedJSValue
// JSC__JSModuleLoader__dependencyKeysIfEvaluated(JSC__JSModuleLoader* arg0,
// JSC::JSGlobalObject* arg1, JSC__JSModuleRecord* arg2) {
// arg2->depen
// }
extern "C" JSC::JSInternalPromise* JSModuleLoader__import(JSC::JSGlobalObject* globalObject, const BunString* moduleNameStr)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_CATCH_SCOPE(vm);
auto* promise = JSC::importModule(globalObject, JSC::Identifier::fromString(vm, moduleNameStr->toWTFString()), jsUndefined(), jsUndefined(), jsUndefined());
EXCEPTION_ASSERT(!!scope.exception() == !promise);
return promise;
}
JSC::EncodedJSValue JSC__JSModuleLoader__evaluate(JSC::JSGlobalObject* globalObject, const unsigned char* arg1,
size_t arg2, const unsigned char* originUrlPtr, size_t originURLLen, const unsigned char* referrerUrlPtr, size_t referrerUrlLen,
JSC::EncodedJSValue JSValue5, JSC::EncodedJSValue* arg6)
{
WTF::String src = WTF::String::fromUTF8(std::span { arg1, arg2 }).isolatedCopy();
WTF::URL origin = WTF::URL::fileURLWithFileSystemPath(WTF::String::fromUTF8(std::span { originUrlPtr, originURLLen })).isolatedCopy();
WTF::URL referrer = WTF::URL::fileURLWithFileSystemPath(WTF::String::fromUTF8(std::span { referrerUrlPtr, referrerUrlLen })).isolatedCopy();
auto& vm = JSC::getVM(globalObject);
JSC::SourceCode sourceCode = JSC::makeSource(
src, JSC::SourceOrigin { origin }, JSC::SourceTaintedOrigin::Untainted, origin.fileSystemPath(),
WTF::TextPosition(), JSC::SourceProviderSourceType::Module);
globalObject->moduleLoader()->provideFetch(globalObject, jsString(vm, origin.fileSystemPath()), WTFMove(sourceCode));
auto* promise = JSC::importModule(globalObject, JSC::Identifier::fromString(vm, origin.fileSystemPath()), JSValue(jsString(vm, referrer.fileSystemPath())), JSValue(), JSValue());
auto scope = DECLARE_THROW_SCOPE(vm);
if (scope.exception()) {
promise->rejectWithCaughtException(globalObject, scope);
}
auto status = promise->status(vm);
if (status == JSC::JSPromise::Status::Fulfilled) {
return JSC::JSValue::encode(promise->result(vm));
} else if (status == JSC::JSPromise::Status::Rejected) {
*arg6 = JSC::JSValue::encode(promise->result(vm));
return JSC::JSValue::encode(JSC::jsUndefined());
} else {
return JSC::JSValue::encode(promise);
}
}
JSC::EncodedJSValue ReadableStream__empty(Zig::GlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
auto clientData = WebCore::clientData(vm);
auto* function = globalObject->getDirect(vm, clientData->builtinNames().createEmptyReadableStreamPrivateName()).getObject();
return JSValue::encode(JSC::call(globalObject, function, JSC::ArgList(), "ReadableStream.create"_s));
}
JSC::EncodedJSValue ReadableStream__used(Zig::GlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
auto clientData = WebCore::clientData(vm);
auto* function = globalObject->getDirect(vm, clientData->builtinNames().createUsedReadableStreamPrivateName()).getObject();
return JSValue::encode(JSC::call(globalObject, function, JSC::ArgList(), "ReadableStream.create"_s));
}
JSC::EncodedJSValue JSC__JSValue__createRangeError(const ZigString* message, const ZigString* arg1,
JSC::JSGlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
ZigString code = *arg1;
JSC::JSObject* rangeError = Zig::getRangeErrorInstance(message, globalObject).asCell()->getObject();
if (code.len > 0) {
auto clientData = WebCore::clientData(vm);
JSC::JSValue codeValue = Zig::toJSString(code, globalObject);
rangeError->putDirect(vm, clientData->builtinNames().codePublicName(), codeValue,
JSC::PropertyAttribute::ReadOnly | 0);
}
return JSC::JSValue::encode(rangeError);
}
JSC::EncodedJSValue JSC__JSValue__createTypeError(const ZigString* message, const ZigString* arg1,
JSC::JSGlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
ZigString code = *arg1;
JSC::JSObject* typeError = Zig::getTypeErrorInstance(message, globalObject).asCell()->getObject();
if (code.len > 0) {
auto clientData = WebCore::clientData(vm);
JSC::JSValue codeValue = Zig::toJSString(code, globalObject);
typeError->putDirect(vm, clientData->builtinNames().codePublicName(), codeValue, 0);
}
return JSC::JSValue::encode(typeError);
}
JSC::EncodedJSValue JSC__JSValue__fromEntries(JSC::JSGlobalObject* globalObject, ZigString* keys,
ZigString* values, size_t initialCapacity, bool clone)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
if (initialCapacity == 0) {
return JSC::JSValue::encode(JSC::constructEmptyObject(globalObject));
}
JSC::JSObject* object = nullptr;
{
JSC::ObjectInitializationScope initializationScope(vm);
object = JSC::constructEmptyObject(globalObject, globalObject->objectPrototype(), std::min(static_cast<unsigned int>(initialCapacity), JSFinalObject::maxInlineCapacity));
if (!clone) {
for (size_t i = 0; i < initialCapacity; ++i) {
object->putDirect(
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, Zig::toString(keys[i]))),
Zig::toJSStringGC(values[i], globalObject), 0);
}
} else {
for (size_t i = 0; i < initialCapacity; ++i) {
object->putDirect(vm, JSC::PropertyName(Zig::toIdentifier(keys[i], globalObject)),
Zig::toJSStringGC(values[i], globalObject), 0);
}
}
}
return JSC::JSValue::encode(object);
}
JSC::EncodedJSValue JSC__JSValue__keys(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue objectValue)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
JSC::JSObject* object = JSC::JSValue::decode(objectValue).toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
RELEASE_AND_RETURN(scope, JSValue::encode(ownPropertyKeys(globalObject, object, PropertyNameMode::Strings, DontEnumPropertiesMode::Exclude)));
}
JSC::EncodedJSValue JSC__JSValue__values(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue objectValue)
{
auto& vm = JSC::getVM(globalObject);
JSValue value = JSValue::decode(objectValue);
return JSValue::encode(JSC::objectValues(vm, globalObject, value));
}
bool JSC__JSValue__asArrayBuffer_(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1,
Bun__ArrayBuffer* arg2)
{
ASSERT_NO_PENDING_EXCEPTION(arg1);
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
if (!value || !value.isCell()) [[unlikely]] {
return false;
}
auto type = value.asCell()->type();
switch (type) {
case JSC::JSType::Uint8ArrayType:
case JSC::JSType::Int8ArrayType:
case JSC::JSType::DataViewType:
case JSC::JSType::Uint8ClampedArrayType:
case JSC::JSType::Int16ArrayType:
case JSC::JSType::Uint16ArrayType:
case JSC::JSType::Int32ArrayType:
case JSC::JSType::Uint32ArrayType:
case JSC::JSType::Float16ArrayType:
case JSC::JSType::Float32ArrayType:
case JSC::JSType::Float64ArrayType:
case JSC::JSType::BigInt64ArrayType:
case JSC::JSType::BigUint64ArrayType: {
JSC::JSArrayBufferView* typedArray = JSC::jsCast<JSC::JSArrayBufferView*>(value);
arg2->len = typedArray->length();
arg2->byte_len = typedArray->byteLength();
// the offset is already set by vector()
// https://github.com/oven-sh/bun/issues/561
arg2->offset = 0;
arg2->cell_type = type;
arg2->ptr = (char*)typedArray->vectorWithoutPACValidation();
arg2->_value = JSValue::encode(value);
return true;
}
case JSC::JSType::ArrayBufferType: {
JSC::ArrayBuffer* typedArray = JSC::jsCast<JSC::JSArrayBuffer*>(value)->impl();
arg2->len = typedArray->byteLength();
arg2->byte_len = typedArray->byteLength();
arg2->offset = 0;
arg2->cell_type = JSC::JSType::ArrayBufferType;
arg2->ptr = (char*)typedArray->data();
arg2->shared = typedArray->isShared();
arg2->_value = JSValue::encode(value);
return true;
}
case JSC::JSType::ObjectType:
case JSC::JSType::FinalObjectType: {
if (JSC::JSArrayBufferView* view = JSC::jsDynamicCast<JSC::JSArrayBufferView*>(value)) {
arg2->len = view->length();
arg2->byte_len = view->byteLength();
arg2->offset = 0;
arg2->cell_type = view->type();
arg2->ptr = (char*)view->vectorWithoutPACValidation();
arg2->_value = JSValue::encode(value);
return true;
}
if (JSC::JSArrayBuffer* jsBuffer = JSC::jsDynamicCast<JSC::JSArrayBuffer*>(value)) {
JSC::ArrayBuffer* buffer = jsBuffer->impl();
if (!buffer)
return false;
arg2->len = buffer->byteLength();
arg2->byte_len = buffer->byteLength();
arg2->offset = 0;
arg2->cell_type = JSC::JSType::ArrayBufferType;
arg2->ptr = (char*)buffer->data();
arg2->_value = JSValue::encode(value);
return true;
}
break;
}
default: {
break;
}
}
return false;
}
CPP_DECL JSC::EncodedJSValue JSC__JSValue__createEmptyArray(JSC::JSGlobalObject* arg0, size_t length)
{
return JSC::JSValue::encode(JSC::constructEmptyArray(arg0, nullptr, length));
}
CPP_DECL void JSC__JSValue__putIndex(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, uint32_t arg2, JSC::EncodedJSValue JSValue3)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::JSValue value2 = JSC::JSValue::decode(JSValue3);
JSC::JSArray* array = JSC::jsCast<JSC::JSArray*>(value);
array->putDirectIndex(arg1, arg2, value2);
}
CPP_DECL void JSC__JSValue__push(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue3)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::JSValue value2 = JSC::JSValue::decode(JSValue3);
JSC::JSArray* array = JSC::jsCast<JSC::JSArray*>(value);
array->push(arg1, value2);
}
JSC::EncodedJSValue JSC__JSGlobalObject__createAggregateError(JSC::JSGlobalObject* globalObject,
const JSValue* errors, size_t errors_count,
const ZigString* arg3)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
JSC::JSValue message = JSC::JSValue(JSC::jsOwnedString(vm, Zig::toString(*arg3)));
JSC::JSValue options = JSC::jsUndefined();
JSC::JSArray* array = nullptr;
{
JSC::ObjectInitializationScope initializationScope(vm);
if ((array = JSC::JSArray::tryCreateUninitializedRestricted(
initializationScope, nullptr,
globalObject->arrayStructureForIndexingTypeDuringAllocation(JSC::ArrayWithContiguous),
errors_count))) {
for (size_t i = 0; i < errors_count; ++i) {
array->initializeIndexWithoutBarrier(initializationScope, i, errors[i]);
}
}
}
if (!array) {
JSC::throwOutOfMemoryError(globalObject, scope);
return {};
}
JSC::Structure* errorStructure = globalObject->errorStructure(JSC::ErrorType::AggregateError);
RELEASE_AND_RETURN(scope, JSC::JSValue::encode(JSC::createAggregateError(globalObject, vm, errorStructure, array, message, options, nullptr, JSC::TypeNothing, false)));
}
JSC::EncodedJSValue JSC__JSGlobalObject__createAggregateErrorWithArray(JSC::JSGlobalObject* global, JSC::JSArray* array, BunString message, JSValue options)
{
auto& vm = JSC::getVM(global);
JSC::Structure* errorStructure = global->errorStructure(JSC::ErrorType::AggregateError);
WTF::String messageString = message.toWTFString();
return JSC::JSValue::encode(JSC::createAggregateError(global, vm, errorStructure, array, JSC::jsString(vm, messageString), options, nullptr, JSC::TypeNothing, false));
}
JSC::EncodedJSValue ZigString__toAtomicValue(const ZigString* arg0, JSC::JSGlobalObject* arg1)
{
if (arg0->len == 0) {
return JSC::JSValue::encode(JSC::jsEmptyString(arg1->vm()));
}
if (isTaggedUTF16Ptr(arg0->ptr)) {
if (auto impl = WTF::AtomStringImpl::lookUp(std::span { reinterpret_cast<const UChar*>(untag(arg0->ptr)), arg0->len })) {
return JSC::JSValue::encode(JSC::jsString(arg1->vm(), WTF::String(WTFMove(impl))));
}
} else {
if (auto impl = WTF::AtomStringImpl::lookUp(std::span { untag(arg0->ptr), arg0->len })) {
return JSC::JSValue::encode(JSC::jsString(arg1->vm(), WTF::String(WTFMove(impl))));
}
}
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(arg1->vm(), makeAtomString(Zig::toStringCopy(*arg0)))));
}
JSC::EncodedJSValue ZigString__to16BitValue(const ZigString* arg0, JSC::JSGlobalObject* arg1)
{
auto str = WTF::String::fromUTF8(std::span { arg0->ptr, arg0->len });
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(arg1->vm(), str)));
}
JSC::EncodedJSValue ZigString__toExternalU16(const uint16_t* arg0, size_t len, JSC::JSGlobalObject* global)
{
if (len == 0) {
return JSC::JSValue::encode(JSC::jsEmptyString(global->vm()));
}
auto ref = String(ExternalStringImpl::create({ reinterpret_cast<const UChar*>(arg0), len }, reinterpret_cast<void*>(const_cast<uint16_t*>(arg0)), free_global_string));
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(
global->vm(), WTFMove(ref))));
}
// This must be a globally allocated string
JSC::EncodedJSValue ZigString__toExternalValue(const ZigString* arg0, JSC::JSGlobalObject* arg1)
{
ZigString str = *arg0;
if (str.len == 0) {
return JSC::JSValue::encode(JSC::jsEmptyString(arg1->vm()));
}
if (Zig::isTaggedUTF16Ptr(str.ptr)) {
auto ref = String(ExternalStringImpl::create({ reinterpret_cast<const UChar*>(Zig::untag(str.ptr)), str.len }, Zig::untagVoid(str.ptr), free_global_string));
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(
arg1->vm(), WTFMove(ref))));
} else {
auto ref = String(ExternalStringImpl::create({ Zig::untag(str.ptr), str.len }, Zig::untagVoid(str.ptr), free_global_string));
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(
arg1->vm(),
WTFMove(ref))));
}
}
VirtualMachine* JSC__JSGlobalObject__bunVM(JSC::JSGlobalObject* arg0)
{
return reinterpret_cast<VirtualMachine*>(WebCore::clientData(arg0->vm())->bunVM);
}
JSC::EncodedJSValue ZigString__toValueGC(const ZigString* arg0, JSC::JSGlobalObject* arg1)
{
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(arg1->vm(), Zig::toStringCopy(*arg0))));
}
void JSC__JSValue__toZigString(JSC::EncodedJSValue JSValue0, ZigString* arg1, JSC::JSGlobalObject* arg2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
// if (!value.isString()) {
// arg1->len = 0;
// arg1->ptr = nullptr;
// return;
// }
auto* strValue = value.toStringOrNull(arg2);
if (!strValue) [[unlikely]] {
arg1->len = 0;
arg1->ptr = nullptr;
return;
}
auto str = strValue->value(arg2);
if (str->is8Bit()) {
arg1->ptr = str->span8().data();
} else {
arg1->ptr = Zig::taggedUTF16Ptr(str->span16().data());
}
arg1->len = str->length();
}
JSC::EncodedJSValue ZigString__external(const ZigString* arg0, JSC::JSGlobalObject* arg1, void* arg2, void (*ArgFn3)(void* arg0, void* arg1, size_t arg2))
{
ZigString str
= *arg0;
if (Zig::isTaggedUTF16Ptr(str.ptr)) {
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(
arg1->vm(),
WTF::String(ExternalStringImpl::create({ reinterpret_cast<const UChar*>(Zig::untag(str.ptr)), str.len }, arg2, ArgFn3)))));
} else {
return JSC::JSValue::encode(JSC::JSValue(JSC::jsString(
arg1->vm(),
WTF::String(ExternalStringImpl::create({ reinterpret_cast<const LChar*>(Zig::untag(str.ptr)), str.len }, arg2, ArgFn3)))));
}
}
JSC::EncodedJSValue ZigString__toExternalValueWithCallback(const ZigString* arg0, JSC::JSGlobalObject* arg1, void (*ArgFn2)(void* arg2, void* arg0, size_t arg1))
{
ZigString str
= *arg0;
if (Zig::isTaggedUTF16Ptr(str.ptr)) {
return JSC::JSValue::encode(JSC::JSValue(JSC::jsOwnedString(
arg1->vm(),
WTF::String(ExternalStringImpl::create({ reinterpret_cast<const UChar*>(Zig::untag(str.ptr)), str.len }, nullptr, ArgFn2)))));
} else {
return JSC::JSValue::encode(JSC::JSValue(JSC::jsOwnedString(
arg1->vm(),
WTF::String(ExternalStringImpl::create({ reinterpret_cast<const LChar*>(Zig::untag(str.ptr)), str.len }, nullptr, ArgFn2)))));
}
}
JSC::EncodedJSValue ZigString__toErrorInstance(const ZigString* str, JSC::JSGlobalObject* globalObject)
{
return JSC::JSValue::encode(Zig::getErrorInstance(str, globalObject));
}
JSC::EncodedJSValue ZigString__toTypeErrorInstance(const ZigString* str, JSC::JSGlobalObject* globalObject)
{
return JSC::JSValue::encode(Zig::getTypeErrorInstance(str, globalObject));
}
JSC::EncodedJSValue ZigString__toDOMExceptionInstance(const ZigString* str, JSC::JSGlobalObject* globalObject, WebCore::ExceptionCode code)
{
return JSValue::encode(createDOMException(globalObject, code, toStringCopy(*str)));
}
JSC::EncodedJSValue ZigString__toSyntaxErrorInstance(const ZigString* str, JSC::JSGlobalObject* globalObject)
{
return JSC::JSValue::encode(Zig::getSyntaxErrorInstance(str, globalObject));
}
JSC::EncodedJSValue ZigString__toRangeErrorInstance(const ZigString* str, JSC::JSGlobalObject* globalObject)
{
return JSC::JSValue::encode(Zig::getRangeErrorInstance(str, globalObject));
}
static JSC::EncodedJSValue resolverFunctionCallback(JSC::JSGlobalObject* globalObject,
JSC::CallFrame* callFrame)
{
return JSC::JSValue::encode(JSC::jsUndefined());
}
JSC::JSInternalPromise*
JSC__JSModuleLoader__loadAndEvaluateModule(JSC::JSGlobalObject* globalObject,
const BunString* arg1)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_CATCH_SCOPE(vm);
auto name = makeAtomString(arg1->toWTFString());
auto* promise = JSC::loadAndEvaluateModule(globalObject, name, JSC::jsUndefined(), JSC::jsUndefined());
if (!promise) {
return nullptr;
}
JSC::JSNativeStdFunction* resolverFunction = JSC::JSNativeStdFunction::create(
vm, globalObject, 1, String(), resolverFunctionCallback);
auto* newPromise = promise->then(globalObject, resolverFunction, nullptr);
EXCEPTION_ASSERT(!!scope.exception() == !newPromise);
return newPromise;
}
#pragma mark - JSC::JSPromise
void JSC__AnyPromise__wrap(JSC::JSGlobalObject* globalObject, EncodedJSValue encodedPromise, void* ctx, JSC::EncodedJSValue (*func)(void*, JSC::JSGlobalObject*))
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_CATCH_SCOPE(vm);
JSValue promiseValue = JSC::JSValue::decode(encodedPromise);
ASSERT(!promiseValue.isEmpty());
JSValue result = JSC::JSValue::decode(func(ctx, globalObject));
if (scope.exception()) {
auto* exception = scope.exception();
scope.clearException();
if (auto* promise = jsDynamicCast<JSC::JSPromise*>(promiseValue)) {
promise->reject(globalObject, exception->value());
RETURN_IF_EXCEPTION(scope, );
return;
}
if (auto* promise = jsDynamicCast<JSC::JSInternalPromise*>(promiseValue)) {
promise->reject(globalObject, exception->value());
RETURN_IF_EXCEPTION(scope, );
return;
}
ASSERT_NOT_REACHED_WITH_MESSAGE("Non-promise value passed to AnyPromise.wrap");
}
if (auto* errorInstance = jsDynamicCast<JSC::ErrorInstance*>(result)) {
if (auto* promise = jsDynamicCast<JSC::JSPromise*>(promiseValue)) {
promise->reject(globalObject, errorInstance);
RETURN_IF_EXCEPTION(scope, );
return;
}
if (auto* promise = jsDynamicCast<JSC::JSInternalPromise*>(promiseValue)) {
promise->reject(globalObject, errorInstance);
RETURN_IF_EXCEPTION(scope, );
return;
}
ASSERT_NOT_REACHED_WITH_MESSAGE("Non-promise value passed to AnyPromise.wrap");
}
if (auto* promise = jsDynamicCast<JSC::JSPromise*>(promiseValue)) {
promise->resolve(globalObject, result);
RETURN_IF_EXCEPTION(scope, );
return;
}
if (auto* promise = jsDynamicCast<JSC::JSInternalPromise*>(promiseValue)) {
promise->resolve(globalObject, result);
RETURN_IF_EXCEPTION(scope, );
return;
}
ASSERT_NOT_REACHED_WITH_MESSAGE("Non-promise value passed to AnyPromise.wrap");
}
JSC::EncodedJSValue JSC__JSPromise__wrap(JSC::JSGlobalObject* globalObject, void* ctx, JSC::EncodedJSValue (*func)(void*, JSC::JSGlobalObject*))
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
JSValue result = JSC::JSValue::decode(func(ctx, globalObject));
if (scope.exception()) {
auto* exception = scope.exception();
scope.clearException();
RELEASE_AND_RETURN(scope, JSValue::encode(JSC::JSPromise::rejectedPromise(globalObject, exception->value())));
}
if (auto* promise = jsDynamicCast<JSC::JSPromise*>(result)) {
RELEASE_AND_RETURN(scope, JSValue::encode(promise));
}
if (JSC::ErrorInstance* err = jsDynamicCast<JSC::ErrorInstance*>(result)) {
RELEASE_AND_RETURN(scope, JSValue::encode(JSC::JSPromise::rejectedPromise(globalObject, err)));
}
RELEASE_AND_RETURN(scope, JSValue::encode(JSC::JSPromise::resolvedPromise(globalObject, result)));
}
void JSC__JSPromise__reject(JSC::JSPromise* arg0, JSC::JSGlobalObject* globalObject,
JSC::EncodedJSValue JSValue2)
{
JSValue value = JSC::JSValue::decode(JSValue2);
ASSERT_WITH_MESSAGE(!value.isEmpty(), "Promise.reject cannot be called with a empty JSValue");
auto& vm = JSC::getVM(globalObject);
ASSERT_WITH_MESSAGE(arg0->inherits<JSC::JSPromise>(), "Argument is not a promise");
ASSERT_WITH_MESSAGE(arg0->status(vm) == JSC::JSPromise::Status::Pending, "Promise is already resolved or rejected");
JSC::Exception* exception = nullptr;
if (!value.inherits<JSC::Exception>()) {
exception = JSC::Exception::create(vm, value, JSC::Exception::StackCaptureAction::CaptureStack);
} else {
exception = jsCast<JSC::Exception*>(value);
}
arg0->reject(globalObject, exception);
}
void JSC__JSPromise__rejectAsHandled(JSC::JSPromise* arg0, JSC::JSGlobalObject* arg1,
JSC::EncodedJSValue JSValue2)
{
ASSERT_WITH_MESSAGE(arg0->inherits<JSC::JSPromise>(), "Argument is not a promise");
ASSERT_WITH_MESSAGE(arg0->status(arg0->vm()) == JSC::JSPromise::Status::Pending, "Promise is already resolved or rejected");
arg0->rejectAsHandled(arg1, JSC::JSValue::decode(JSValue2));
}
JSC::JSPromise* JSC__JSPromise__rejectedPromise(JSC::JSGlobalObject* arg0, JSC::EncodedJSValue JSValue1)
{
return JSC::JSPromise::rejectedPromise(arg0, JSC::JSValue::decode(JSValue1));
}
void JSC__JSPromise__resolve(JSC::JSPromise* arg0, JSC::JSGlobalObject* arg1,
JSC::EncodedJSValue JSValue2)
{
JSValue target = JSValue::decode(JSValue2);
ASSERT_WITH_MESSAGE(arg0->inherits<JSC::JSPromise>(), "Argument is not a promise");
ASSERT_WITH_MESSAGE(arg0->status(arg0->vm()) == JSC::JSPromise::Status::Pending, "Promise is already resolved or rejected");
ASSERT(!target.isEmpty());
ASSERT_WITH_MESSAGE(arg0 != target, "Promise cannot be resolved to itself");
// Note: the Promise can be another promise. Since we go through the generic promise resolve codepath.
arg0->resolve(arg1, JSC::JSValue::decode(JSValue2));
}
// This implementation closely mimics the one in JSC::JSPromise::resolve
void JSC__JSPromise__resolveOnNextTick(JSC::JSPromise* promise, JSC::JSGlobalObject* lexicalGlobalObject,
JSC::EncodedJSValue encoedValue)
{
return JSC__JSPromise__resolve(promise, lexicalGlobalObject, encoedValue);
}
bool JSC__JSValue__isAnyError(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::JSCell* cell = value.asCell();
JSC::JSType type = cell->type();
if (type == JSC::CellType) {
return cell->inherits<JSC::Exception>();
}
return type == JSC::ErrorInstanceType;
}
// This implementation closely mimics the one in JSC::JSPromise::reject
void JSC__JSPromise__rejectOnNextTickWithHandled(JSC::JSPromise* promise, JSC::JSGlobalObject* lexicalGlobalObject,
JSC::EncodedJSValue encoedValue, bool handled)
{
JSC::JSValue value = JSC::JSValue::decode(encoedValue);
auto& vm = JSC::getVM(lexicalGlobalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
uint32_t flags = promise->internalField(JSC::JSPromise::Field::Flags).get().asUInt32();
if (!(flags & JSC::JSPromise::isFirstResolvingFunctionCalledFlag)) {
if (handled) {
flags |= JSC::JSPromise::isHandledFlag;
}
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(flags | JSC::JSPromise::isFirstResolvingFunctionCalledFlag));
auto* globalObject = jsCast<Zig::GlobalObject*>(promise->globalObject());
globalObject->queueMicrotask(
globalObject->performMicrotaskFunction(),
globalObject->rejectPromiseFunction(),
globalObject->m_asyncContextData.get()->getInternalField(0),
promise,
value);
RETURN_IF_EXCEPTION(scope, );
}
}
JSC::JSPromise* JSC__JSPromise__resolvedPromise(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue JSValue1)
{
auto& vm = JSC::getVM(globalObject);
JSC::JSPromise* promise = JSC::JSPromise::create(vm, globalObject->promiseStructure());
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(static_cast<unsigned>(JSC::JSPromise::Status::Fulfilled)));
promise->internalField(JSC::JSPromise::Field::ReactionsOrResult).set(vm, promise, JSC::JSValue::decode(JSValue1));
return promise;
}
JSC::EncodedJSValue JSC__JSPromise__result(JSC::JSPromise* promise, JSC::VM* arg1)
{
auto& vm = *arg1;
// if the promise is rejected we automatically mark it as handled so it
// doesn't end up in the promise rejection tracker
switch (promise->status(vm)) {
case JSC::JSPromise::Status::Rejected: {
uint32_t flags = promise->internalField(JSC::JSPromise::Field::Flags).get().asUInt32();
if (!(flags & JSC::JSPromise::isFirstResolvingFunctionCalledFlag)) {
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(flags | JSC::JSPromise::isHandledFlag));
}
}
// fallthrough intended
case JSC::JSPromise::Status::Fulfilled: {
return JSValue::encode(promise->result(vm));
}
default:
return JSValue::encode(JSValue {});
}
}
uint32_t JSC__JSPromise__status(const JSC::JSPromise* arg0, JSC::VM* arg1)
{
switch (arg0->status(reinterpret_cast<JSC::VM&>(arg1))) {
case JSC::JSPromise::Status::Pending:
return 0;
case JSC::JSPromise::Status::Fulfilled:
return 1;
case JSC::JSPromise::Status::Rejected:
return 2;
default:
return 255;
}
}
bool JSC__JSPromise__isHandled(const JSC::JSPromise* arg0, JSC::VM* arg1)
{
return arg0->isHandled(reinterpret_cast<JSC::VM&>(arg1));
}
void JSC__JSPromise__setHandled(JSC::JSPromise* promise, JSC::VM* arg1)
{
auto& vm = *arg1;
auto flags = promise->internalField(JSC::JSPromise::Field::Flags).get().asUInt32();
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(flags | JSC::JSPromise::isHandledFlag));
}
#pragma mark - JSC::JSInternalPromise
JSC::JSInternalPromise* JSC__JSInternalPromise__create(JSC::JSGlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
return JSC::JSInternalPromise::create(vm, globalObject->internalPromiseStructure());
}
void JSC__JSInternalPromise__reject(JSC::JSInternalPromise* arg0, JSC::JSGlobalObject* globalObject,
JSC::EncodedJSValue JSValue2)
{
JSValue value = JSC::JSValue::decode(JSValue2);
auto& vm = JSC::getVM(globalObject);
JSC::Exception* exception = nullptr;
if (!value.inherits<JSC::Exception>()) {
exception = JSC::Exception::create(vm, value, JSC::Exception::StackCaptureAction::CaptureStack);
} else {
exception = jsCast<JSC::Exception*>(value);
}
arg0->reject(globalObject, exception);
}
void JSC__JSInternalPromise__rejectAsHandled(JSC::JSInternalPromise* arg0,
JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue2)
{
arg0->rejectAsHandled(arg1, JSC::JSValue::decode(JSValue2));
}
void JSC__JSInternalPromise__rejectAsHandledException(JSC::JSInternalPromise* arg0,
JSC::JSGlobalObject* arg1,
JSC::Exception* arg2)
{
arg0->rejectAsHandled(arg1, arg2);
}
JSC::JSInternalPromise* JSC__JSInternalPromise__rejectedPromise(JSC::JSGlobalObject* arg0,
JSC::EncodedJSValue JSValue1)
{
return jsCast<JSC::JSInternalPromise*>(
JSC::JSInternalPromise::rejectedPromise(arg0, JSC::JSValue::decode(JSValue1)));
}
void JSC__JSInternalPromise__resolve(JSC::JSInternalPromise* arg0, JSC::JSGlobalObject* arg1,
JSC::EncodedJSValue JSValue2)
{
arg0->resolve(arg1, JSC::JSValue::decode(JSValue2));
}
JSC::JSInternalPromise* JSC__JSInternalPromise__resolvedPromise(JSC::JSGlobalObject* arg0,
JSC::EncodedJSValue JSValue1)
{
return reinterpret_cast<JSC::JSInternalPromise*>(
JSC::JSInternalPromise::resolvedPromise(arg0, JSC::JSValue::decode(JSValue1)));
}
JSC::EncodedJSValue JSC__JSInternalPromise__result(const JSC::JSInternalPromise* arg0, JSC::VM* arg1)
{
return JSC::JSValue::encode(arg0->result(reinterpret_cast<JSC::VM&>(arg1)));
}
uint32_t JSC__JSInternalPromise__status(const JSC::JSInternalPromise* arg0, JSC::VM* arg1)
{
switch (arg0->status(reinterpret_cast<JSC::VM&>(arg1))) {
case JSC::JSInternalPromise::Status::Pending:
return 0;
case JSC::JSInternalPromise::Status::Fulfilled:
return 1;
case JSC::JSInternalPromise::Status::Rejected:
return 2;
default:
return 255;
}
}
bool JSC__JSInternalPromise__isHandled(const JSC::JSInternalPromise* arg0, JSC::VM* arg1)
{
return arg0->isHandled(reinterpret_cast<JSC::VM&>(arg1));
}
void JSC__JSInternalPromise__setHandled(JSC::JSInternalPromise* promise, JSC::VM* arg1)
{
auto& vm = *arg1;
auto flags = promise->internalField(JSC::JSPromise::Field::Flags).get().asUInt32();
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(flags | JSC::JSPromise::isHandledFlag));
}
#pragma mark - JSC::JSGlobalObject
JSC::EncodedJSValue JSC__JSGlobalObject__generateHeapSnapshot(JSC::JSGlobalObject* globalObject)
{
auto& vm = JSC::getVM(globalObject);
JSC::JSLockHolder lock(vm);
// JSC::DeferTermination deferScope(vm);
auto scope = DECLARE_THROW_SCOPE(vm);
JSC::HeapSnapshotBuilder snapshotBuilder(vm.ensureHeapProfiler());
snapshotBuilder.buildSnapshot();
WTF::String jsonString = snapshotBuilder.json();
JSC::EncodedJSValue result = JSC::JSValue::encode(JSONParse(globalObject, jsonString));
scope.releaseAssertNoException();
return result;
}
JSC::VM* JSC__JSGlobalObject__vm(JSC::JSGlobalObject* arg0) { return &arg0->vm(); };
void JSC__JSGlobalObject__handleRejectedPromises(JSC::JSGlobalObject* arg0)
{
return jsCast<Zig::GlobalObject*>(arg0)->handleRejectedPromises();
}
#pragma mark - JSC::JSValue
JSC::JSCell* JSC__JSValue__asCell(JSC::EncodedJSValue JSValue0)
{
auto value = JSC::JSValue::decode(JSValue0);
return value.asCell();
}
JSC::JSString* JSC__JSValue__asString(JSC::EncodedJSValue JSValue0)
{
auto value = JSC::JSValue::decode(JSValue0);
return JSC::asString(value);
};
bool JSC__JSValue__eqlCell(JSC::EncodedJSValue JSValue0, JSC::JSCell* arg1)
{
return JSC::JSValue::decode(JSValue0) == arg1;
};
bool JSC__JSValue__eqlValue(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1)
{
return JSC::JSValue::decode(JSValue0) == JSC::JSValue::decode(JSValue1);
};
JSC::EncodedJSValue JSC__JSValue__getPrototype(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
auto value = JSC::JSValue::decode(JSValue0);
return JSC::JSValue::encode(value.getPrototype(arg1));
}
bool JSC__JSValue__isException(JSC::EncodedJSValue JSValue0, JSC::VM* arg1)
{
return JSC::jsDynamicCast<JSC::Exception*>(JSC::JSValue::decode(JSValue0)) != nullptr;
}
bool JSC__JSValue__isAnyInt(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isAnyInt();
}
bool JSC__JSValue__isBigInt(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isBigInt();
}
bool JSC__JSValue__isBigInt32(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isBigInt32();
}
void JSC__JSValue__put(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, const ZigString* arg2, JSC::EncodedJSValue JSValue3)
{
JSC::JSObject* object = JSC::JSValue::decode(JSValue0).asCell()->getObject();
object->putDirect(arg1->vm(), Zig::toIdentifier(*arg2, arg1), JSC::JSValue::decode(JSValue3));
}
extern "C" void JSC__JSValue__putMayBeIndex(JSC::EncodedJSValue target, JSC::JSGlobalObject* globalObject, const BunString* key, JSC::EncodedJSValue value)
{
auto& vm = JSC::getVM(globalObject);
ThrowScope scope = DECLARE_THROW_SCOPE(vm);
WTF::String keyStr = key->tag == BunStringTag::Empty ? WTF::emptyString() : key->toWTFString();
JSC::Identifier identifier = JSC::Identifier::fromString(vm, keyStr);
JSC::JSObject* object = JSC::JSValue::decode(target).asCell()->getObject();
object->putDirectMayBeIndex(globalObject, JSC::PropertyName(identifier), JSC::JSValue::decode(value));
RETURN_IF_EXCEPTION(scope, );
}
bool JSC__JSValue__isClass(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSValue value = JSValue::decode(JSValue0);
auto callData = getCallData(value);
switch (callData.type) {
case CallData::Type::JS:
return callData.js.functionExecutable->isClassConstructorFunction();
case CallData::Type::Native:
if (callData.native.isBoundFunction)
return false;
return value.isConstructor();
default:
return false;
}
return false;
}
bool JSC__JSValue__isCell(JSC::EncodedJSValue JSValue0) { return JSC::JSValue::decode(JSValue0).isCell(); }
bool JSC__JSValue__isCustomGetterSetter(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isCustomGetterSetter();
}
bool JSC__JSValue__isError(JSC::EncodedJSValue JSValue0)
{
JSC::JSObject* obj = JSC::JSValue::decode(JSValue0).getObject();
return obj != nullptr && obj->isErrorInstance();
}
bool JSC__JSValue__isAggregateError(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* global)
{
JSValue value = JSC::JSValue::decode(JSValue0);
if (value.isUndefinedOrNull() || !value || !value.isObject()) {
return false;
}
if (JSC::ErrorInstance* err = JSC::jsDynamicCast<JSC::ErrorInstance*>(value)) {
return err->errorType() == JSC::ErrorType::AggregateError;
}
return false;
}
bool JSC__JSValue__isIterable(JSC::EncodedJSValue JSValue, JSC::JSGlobalObject* global)
{
return JSC::hasIteratorMethod(global, JSC::JSValue::decode(JSValue));
}
void JSC__JSValue__forEach(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, void* ctx, void (*ArgFn3)(JSC::VM* arg0, JSC::JSGlobalObject* arg1, void* arg2, JSC::EncodedJSValue JSValue3))
{
JSC::forEachInIterable(
arg1, JSC::JSValue::decode(JSValue0),
[ArgFn3, ctx](JSC::VM& vm, JSC::JSGlobalObject* global, JSC::JSValue value) -> void {
ArgFn3(&vm, global, ctx, JSC::JSValue::encode(value));
});
}
bool JSC__JSValue__isCallable(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isCallable();
}
bool JSC__JSValue__isGetterSetter(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isGetterSetter();
}
bool JSC__JSValue__isHeapBigInt(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isHeapBigInt();
}
bool JSC__JSValue__isInt32(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isInt32();
}
bool JSC__JSValue__isInt32AsAnyInt(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isInt32AsAnyInt();
}
bool JSC__JSValue__isNull(JSC::EncodedJSValue JSValue0) { return JSC::JSValue::decode(JSValue0).isNull(); }
bool JSC__JSValue__isNumber(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isNumber();
}
bool JSC__JSValue__isObject(JSC::EncodedJSValue JSValue0)
{
return JSValue0 != 0 && JSC::JSValue::decode(JSValue0).isObject();
}
bool JSC__JSValue__isPrimitive(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isPrimitive();
}
bool JSC__JSValue__isSymbol(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isSymbol();
}
bool JSC__JSValue__isUInt32AsAnyInt(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isUInt32AsAnyInt();
}
bool JSC__JSValue__isUndefined(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isUndefined();
}
bool JSC__JSValue__isUndefinedOrNull(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).isUndefinedOrNull();
}
JSC::EncodedJSValue JSC__JSValue__jsBoolean(bool arg0)
{
return JSC::JSValue::encode(JSC::jsBoolean(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsEmptyString(JSC::JSGlobalObject* arg0)
{
return JSC::JSValue::encode(JSC::jsEmptyString(arg0->vm()));
}
JSC::EncodedJSValue JSC__JSValue__jsNull()
{
return JSC::JSValue::encode(JSC::jsNull());
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromChar(unsigned char arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromDouble(double arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromInt32(int32_t arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromInt64(int64_t arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromU16(uint16_t arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
JSC::EncodedJSValue JSC__JSValue__jsNumberFromUint64(uint64_t arg0)
{
return JSC::JSValue::encode(JSC::jsNumber(arg0));
}
int64_t JSC__JSValue__toInt64(JSC::EncodedJSValue val)
{
JSC::JSValue value = JSC::JSValue::decode(val);
ASSERT(value.isHeapBigInt() || value.isNumber());
if (value.isHeapBigInt()) {
if (auto* heapBigInt = value.asHeapBigInt()) {
return heapBigInt->toBigInt64(heapBigInt);
}
}
if (value.isInt32())
return value.asInt32();
return static_cast<int64_t>(value.asDouble());
}
uint8_t JSC__JSValue__asBigIntCompare(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue JSValue1)
{
JSValue v1 = JSValue::decode(JSValue0);
JSValue v2 = JSValue::decode(JSValue1);
ASSERT(v1.isHeapBigInt() || v1.isBigInt32());
#if USE(BIGINT32)
if (v1.isBigInt32()) {
int32_t v1Int = v1.bigInt32AsInt32();
if (v2.isHeapBigInt()) {
return static_cast<uint8_t>(JSBigInt::compare(v1Int, v2.asHeapBigInt()));
} else if (v2.isBigInt32()) {
return static_cast<uint8_t>(JSBigInt::compare(v1Int, v2.bigInt32AsInt32()));
}
double v2Double = v2.asNumber();
if (v1Int == v2Double) {
return static_cast<uint8_t>(JSBigInt::ComparisonResult::Equal);
}
if (v1Int < v2Double) {
return static_cast<uint8_t>(JSBigInt::ComparisonResult::LessThan);
}
return static_cast<uint8_t>(JSBigInt::ComparisonResult::GreaterThan);
}
#endif
if (v1.isHeapBigInt()) {
JSBigInt* v1BigInt = v1.asHeapBigInt();
if (v2.isHeapBigInt()) {
return static_cast<uint8_t>(JSBigInt::compare(v1BigInt, v2.asHeapBigInt()));
}
#if USE(BIGINT32)
if (v2.isBigInt32()) {
return static_cast<uint8_t>(JSBigInt::compare(v1BigInt, v2.toInt32(globalObject)));
}
#endif
return static_cast<uint8_t>(JSBigInt::compareToDouble(v1BigInt, v2.asNumber()));
}
ASSERT_NOT_REACHED();
return static_cast<uint8_t>(JSBigInt::ComparisonResult::Undefined);
}
JSC::EncodedJSValue JSC__JSValue__fromInt64NoTruncate(JSC::JSGlobalObject* globalObject, int64_t val)
{
return JSC::JSValue::encode(JSC::JSValue(JSC::JSBigInt::createFrom(globalObject, val)));
}
JSC::EncodedJSValue JSC__JSValue__fromTimevalNoTruncate(JSC::JSGlobalObject* globalObject, int64_t nsec, int64_t sec)
{
auto big_nsec = JSC::JSBigInt::createFrom(globalObject, nsec);
auto big_sec = JSC::JSBigInt::createFrom(globalObject, sec);
auto big_1e6 = JSC::JSBigInt::createFrom(globalObject, 1e6);
auto sec_as_nsec = JSC::JSBigInt::multiply(globalObject, big_1e6, big_sec);
ASSERT(sec_as_nsec.isHeapBigInt());
auto* big_sec_as_nsec = sec_as_nsec.asHeapBigInt();
ASSERT(big_sec_as_nsec);
return JSC::JSValue::encode(JSC::JSBigInt::add(globalObject, big_sec_as_nsec, big_nsec));
}
JSC::EncodedJSValue JSC__JSValue__bigIntSum(JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue a, JSC::EncodedJSValue b)
{
JSC::JSValue a_value = JSC::JSValue::decode(a);
JSC::JSValue b_value = JSC::JSValue::decode(b);
ASSERT(a_value.isHeapBigInt());
auto* big_a = a_value.asHeapBigInt();
ASSERT(big_a);
ASSERT(b_value.isHeapBigInt());
auto* big_b = b_value.asHeapBigInt();
ASSERT(big_b);
return JSC::JSValue::encode(JSC::JSBigInt::add(globalObject, big_a, big_b));
}
JSC::EncodedJSValue JSC__JSValue__fromUInt64NoTruncate(JSC::JSGlobalObject* globalObject, uint64_t val)
{
return JSC::JSValue::encode(JSC::JSValue(JSC::JSBigInt::createFrom(globalObject, val)));
}
uint64_t JSC__JSValue__toUInt64NoTruncate(JSC::EncodedJSValue val)
{
JSC::JSValue value = JSC::JSValue::decode(val);
ASSERT(value.isHeapBigInt() || value.isNumber());
if (value.isHeapBigInt()) {
if (auto* heapBigInt = value.asHeapBigInt()) {
return heapBigInt->toBigUInt64(heapBigInt);
}
}
if (value.isInt32()) {
return static_cast<uint64_t>(value.asInt32());
}
ASSERT(value.isDouble());
int64_t result = JSC::tryConvertToInt52(value.asDouble());
if (result != JSC::JSValue::notInt52) {
if (result < 0)
return 0;
return static_cast<uint64_t>(result);
}
return 0;
}
JSC::EncodedJSValue JSC__JSValue__createObject2(JSC::JSGlobalObject* globalObject, const ZigString* arg1,
const ZigString* arg2, JSC::EncodedJSValue JSValue3,
JSC::EncodedJSValue JSValue4)
{
JSC::JSObject* object = JSC::constructEmptyObject(globalObject);
auto key1 = Zig::toIdentifier(*arg1, globalObject);
JSC::PropertyDescriptor descriptor1;
JSC::PropertyDescriptor descriptor2;
descriptor1.setEnumerable(1);
descriptor1.setConfigurable(1);
descriptor1.setWritable(1);
descriptor1.setValue(JSC::JSValue::decode(JSValue3));
auto key2 = Zig::toIdentifier(*arg2, globalObject);
descriptor2.setEnumerable(1);
descriptor2.setConfigurable(1);
descriptor2.setWritable(1);
descriptor2.setValue(JSC::JSValue::decode(JSValue4));
object->methodTable()
->defineOwnProperty(object, globalObject, key2, descriptor2, true);
object->methodTable()
->defineOwnProperty(object, globalObject, key1, descriptor1, true);
return JSC::JSValue::encode(object);
}
// Returns empty for exception, returns deleted if not found.
// Be careful when handling the return value.
// Cannot handle numeric index property names! If it is possible that this will be a integer index, use JSC__JSValue__getPropertyValue instead
JSC::EncodedJSValue JSC__JSValue__getIfPropertyExistsImpl(JSC::EncodedJSValue JSValue0,
JSC::JSGlobalObject* globalObject,
const unsigned char* arg1, uint32_t arg2)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
JSValue value = JSC::JSValue::decode(JSValue0);
ASSERT_WITH_MESSAGE(!value.isEmpty(), "get() must not be called on empty value");
auto& vm = JSC::getVM(globalObject);
JSC::JSObject* object = value.getObject();
if (!object) [[unlikely]] {
return JSValue::encode(JSValue::decode(JSC::JSValue::ValueDeleted));
}
// Since Identifier might not ref the string, we need to ensure it doesn't get deref'd until this function returns
const auto propertyString = String(StringImpl::createWithoutCopying({ arg1, arg2 }));
const auto identifier = JSC::Identifier::fromString(vm, propertyString);
const auto property = JSC::PropertyName(identifier);
return JSC::JSValue::encode(Bun::getIfPropertyExistsPrototypePollutionMitigationUnsafe(vm, globalObject, object, property));
}
// Returns empty for exception, returns deleted if not found.
// Be careful when handling the return value.
// Can handle numeric index property names safely. If you know that the property name is not an integer index, use JSC__JSValue__getIfPropertyExistsImpl instead.
JSC::EncodedJSValue JSC__JSValue__getPropertyValue(JSC::EncodedJSValue encodedValue,
JSC::JSGlobalObject* globalObject,
const unsigned char* propertyName, uint32_t propertyNameLength)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
JSValue value = JSC::JSValue::decode(encodedValue);
ASSERT_WITH_MESSAGE(!value.isEmpty(), "getPropertyValue() must not be called on empty value");
auto& vm = JSC::getVM(globalObject);
JSC::JSObject* object = value.getObject();
if (!object) [[unlikely]] {
return JSValue::encode(JSValue::decode(JSC::JSValue::ValueDeleted));
}
// Since Identifier might not ref the string, we need to ensure it doesn't get deref'd until this function returns
const auto propertyString = String(StringImpl::createWithoutCopying({ propertyName, propertyNameLength }));
const auto identifier = JSC::Identifier::fromString(vm, propertyString);
const auto property = JSC::PropertyName(identifier);
auto scope = DECLARE_THROW_SCOPE(vm);
PropertySlot slot(object, PropertySlot::InternalMethodType::Get);
if (!object->getPropertySlot(globalObject, property, slot)) {
RETURN_IF_EXCEPTION(scope, {});
return JSValue::encode(JSValue::decode(JSC::JSValue::ValueDeleted));
}
RETURN_IF_EXCEPTION(scope, {});
JSValue result = slot.getValue(globalObject, property);
RETURN_IF_EXCEPTION(scope, {});
return JSValue::encode(result);
}
extern "C" JSC::EncodedJSValue JSC__JSValue__getOwn(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, BunString* propertyName)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
VM& vm = globalObject->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
JSValue value = JSC::JSValue::decode(JSValue0);
WTF::String propertyNameString = propertyName->tag == BunStringTag::Empty ? WTF::emptyString() : propertyName->toWTFString(BunString::ZeroCopy);
auto identifier = JSC::Identifier::fromString(vm, propertyNameString);
auto property = JSC::PropertyName(identifier);
PropertySlot slot(value, PropertySlot::InternalMethodType::GetOwnProperty);
if (value.getOwnPropertySlot(globalObject, property, slot)) {
RELEASE_AND_RETURN(scope, JSValue::encode(slot.getValue(globalObject, property)));
}
RELEASE_AND_RETURN(scope, JSValue::encode({}));
}
JSC::EncodedJSValue JSC__JSValue__getIfPropertyExistsFromPath(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue arg1)
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
VM& vm = globalObject->vm();
ThrowScope scope = DECLARE_THROW_SCOPE(vm);
JSValue value = JSValue::decode(JSValue0);
JSValue path = JSValue::decode(arg1);
if (path.isString()) {
String pathString = path.toWTFString(globalObject);
RETURN_IF_EXCEPTION(scope, {});
uint32_t length = pathString.length();
if (length == 0) {
auto* valueObject = value.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
JSValue prop = valueObject->getIfPropertyExists(globalObject, PropertyName(Identifier::EmptyIdentifier));
RETURN_IF_EXCEPTION(scope, {});
return JSValue::encode(prop);
}
// Jest doesn't check for valid dot/bracket notation. It will skip all "[" and "]", and search for
// an empty string for "." when it's the first or last character of the path, or if there are
// two in a row.
JSValue currProp = value;
uint32_t i = 0;
uint32_t j = 0;
// if "." is the only character, it will search for an empty string twice.
if (pathString.characterAt(0) == '.') {
auto* currPropObject = currProp.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
currProp = currPropObject->getIfPropertyExists(globalObject, PropertyName(Identifier::EmptyIdentifier));
RETURN_IF_EXCEPTION(scope, {});
if (currProp.isEmpty()) {
return JSValue::encode(currProp);
}
}
while (i < length) {
UChar ic = pathString.characterAt(i);
while (ic == '[' || ic == ']' || ic == '.') {
i += 1;
if (i == length) {
if (ic == '.') {
auto* currPropObject = currProp.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
currProp = currPropObject->getIfPropertyExists(globalObject, PropertyName(Identifier::EmptyIdentifier));
RETURN_IF_EXCEPTION(scope, {});
return JSValue::encode(currProp);
}
// nothing found.
if (j == 0) {
return JSValue::encode({});
}
return JSValue::encode(currProp);
}
UChar previous = ic;
ic = pathString.characterAt(i);
if (previous == '.' && ic == '.') {
auto* currPropObject = currProp.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
currProp = currPropObject->getIfPropertyExists(globalObject, PropertyName(Identifier::EmptyIdentifier));
RETURN_IF_EXCEPTION(scope, {});
if (currProp.isEmpty()) {
return JSValue::encode(currProp);
}
continue;
}
}
j = i;
UChar jc = pathString.characterAt(j);
while (!(jc == '[' || jc == ']' || jc == '.')) {
j += 1;
if (j == length) {
// break and search for property
break;
}
jc = pathString.characterAt(j);
}
String propNameStr = pathString.substring(i, j - i);
PropertyName propName = PropertyName(Identifier::fromString(vm, propNameStr));
auto* currPropObject = currProp.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
currProp = currPropObject->getIfPropertyExists(globalObject, propName);
RETURN_IF_EXCEPTION(scope, {});
if (currProp.isEmpty()) {
return JSValue::encode(currProp);
}
i = j;
}
return JSValue::encode(currProp);
}
if (isArray(globalObject, path)) {
// each item in array is property name, ignore dot/bracket notation
JSValue currProp = value;
auto* pathObject = path.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
forEachInArrayLike(globalObject, pathObject, [&](JSValue item) -> bool {
if (!(item.isString() || item.isNumber())) {
currProp = {};
return false;
}
JSString* propNameString = item.toString(globalObject);
RETURN_IF_EXCEPTION(scope, {});
PropertyName propName = PropertyName(propNameString->toIdentifier(globalObject));
RETURN_IF_EXCEPTION(scope, {});
auto* currPropObject = currProp.toObject(globalObject);
RETURN_IF_EXCEPTION(scope, {});
currProp = currPropObject->getIfPropertyExists(globalObject, propName);
RETURN_IF_EXCEPTION(scope, {});
if (currProp.isEmpty()) {
return false;
}
return true;
});
RETURN_IF_EXCEPTION(scope, {});
return JSValue::encode(currProp);
}
return JSValue::encode({});
}
void JSC__JSValue__getSymbolDescription(JSC::EncodedJSValue symbolValue_, JSC::JSGlobalObject* arg1, ZigString* arg2)
{
JSC::JSValue symbolValue = JSC::JSValue::decode(symbolValue_);
if (!symbolValue.isSymbol())
return;
JSC::Symbol* symbol = JSC::asSymbol(symbolValue);
WTF::String string = symbol->description();
*arg2 = Zig::toZigString(string);
}
JSC::EncodedJSValue JSC__JSValue__symbolFor(JSC::JSGlobalObject* globalObject, ZigString* arg2)
{
auto& vm = JSC::getVM(globalObject);
WTF::String string = Zig::toString(*arg2);
return JSC::JSValue::encode(JSC::Symbol::create(vm, vm.symbolRegistry().symbolForKey(string)));
}
bool JSC__JSValue__symbolKeyFor(JSC::EncodedJSValue symbolValue_, JSC::JSGlobalObject* arg1, ZigString* arg2)
{
JSC::JSValue symbolValue = JSC::JSValue::decode(symbolValue_);
JSC::VM& vm = arg1->vm();
if (!symbolValue.isSymbol())
return false;
JSC::PrivateName privateName = JSC::asSymbol(symbolValue)->privateName();
SymbolImpl& uid = privateName.uid();
if (!uid.symbolRegistry())
return false;
*arg2 = Zig::toZigString(JSC::jsString(vm, String { uid }), arg1);
return true;
}
int32_t JSC__JSValue__toInt32(JSC::EncodedJSValue JSValue0)
{
return JSC::JSValue::decode(JSValue0).asInt32();
}
CPP_DECL double JSC__JSValue__coerceToDouble(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
ASSERT_NO_PENDING_EXCEPTION(arg1);
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
auto scope = DECLARE_THROW_SCOPE(arg1->vm());
double result = value.toNumber(arg1);
if (scope.exception()) {
result = PNaN;
}
return result;
}
CPP_DECL double Bun__JSValue__toNumber(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, bool* had_exception)
{
ASSERT_NO_PENDING_EXCEPTION(arg1);
auto catchScope = DECLARE_CATCH_SCOPE(arg1->vm());
double result = JSC::JSValue::decode(JSValue0).toNumber(arg1);
if (catchScope.exception()) {
*had_exception = true;
return PNaN;
}
return result;
}
// truncates values larger than int32
int32_t JSC__JSValue__coerceToInt32(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
if (value.isCell() && value.isHeapBigInt()) {
return static_cast<int32_t>(value.toBigInt64(arg1));
}
return value.toInt32(arg1);
}
int64_t JSC__JSValue__coerceToInt64(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSValue value = JSValue::decode(JSValue0);
if (value.isCell() && value.isHeapBigInt()) {
return value.toBigInt64(arg1);
}
if (value.isDouble()) {
int64_t result = tryConvertToInt52(value.asDouble());
if (result != JSValue::notInt52) {
return result;
}
return static_cast<int64_t>(value.asDouble());
}
return value.toInt32(arg1);
}
JSC::EncodedJSValue JSC__JSValue__getErrorsProperty(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* global)
{
JSC::JSObject* obj = JSC::JSValue::decode(JSValue0).getObject();
return JSC::JSValue::encode(obj->getDirect(global->vm(), global->vm().propertyNames->errors));
}
JSC::EncodedJSValue JSC__JSValue__jsTDZValue() { return JSC::JSValue::encode(JSC::jsTDZValue()); };
JSC::EncodedJSValue JSC__JSValue__jsUndefined() { return JSC::JSValue::encode(JSC::jsUndefined()); };
JSC::JSObject* JSC__JSValue__toObject(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
return value.toObject(arg1);
}
JSC::JSString* JSC__JSValue__toString(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
return value.toString(arg1);
};
JSC::JSString* JSC__JSValue__toStringOrNull(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
return value.toStringOrNull(arg1);
}
bool JSC__JSValue__toMatch(JSC::EncodedJSValue regexValue, JSC::JSGlobalObject* global, JSC::EncodedJSValue value)
{
ASSERT_NO_PENDING_EXCEPTION(global);
JSC::JSValue regex = JSC::JSValue::decode(regexValue);
JSC::JSValue str = JSC::JSValue::decode(value);
if (regex.asCell()->type() != RegExpObjectType || !str.isString()) {
return false;
}
JSC::RegExpObject* regexObject = jsDynamicCast<JSC::RegExpObject*>(regex);
return !!regexObject->match(global, JSC::asString(str));
}
bool JSC__JSValue__stringIncludes(JSC::EncodedJSValue value, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue other)
{
VM& vm = globalObject->vm();
auto scope = DECLARE_CATCH_SCOPE(vm);
WTF::String stringToSearchIn = JSC::JSValue::decode(value).toWTFString(globalObject);
RETURN_IF_EXCEPTION(scope, {});
WTF::String searchString = JSC::JSValue::decode(other).toWTFString(globalObject);
RETURN_IF_EXCEPTION(scope, {});
return stringToSearchIn.find(searchString, 0) != WTF::notFound;
}
static void populateStackFrameMetadata(JSC::VM& vm, JSC::JSGlobalObject* globalObject, const JSC::StackFrame* stackFrame, ZigStackFrame* frame)
{
if (stackFrame->isWasmFrame()) {
frame->code_type = ZigStackFrameCodeWasm;
auto name = Zig::functionName(vm, globalObject, *stackFrame, false, nullptr);
if (!name.isEmpty()) {
frame->function_name = Bun::toStringRef(name);
}
auto sourceURL = Zig::sourceURL(vm, *stackFrame);
if (sourceURL != "[wasm code]"_s) {
// [wasm code] is a useless source URL, so we don't bother to set it.
// It is the default value JSC returns.
frame->source_url = Bun::toStringRef(sourceURL);
}
return;
}
auto sourceURL = Zig::sourceURL(vm, *stackFrame);
frame->source_url = Bun::toStringRef(sourceURL);
auto m_codeBlock = stackFrame->codeBlock();
if (m_codeBlock) {
switch (m_codeBlock->codeType()) {
case JSC::EvalCode: {
frame->code_type = ZigStackFrameCodeEval;
return;
}
case JSC::ModuleCode: {
frame->code_type = ZigStackFrameCodeModule;
return;
}
case JSC::GlobalCode: {
frame->code_type = ZigStackFrameCodeGlobal;
return;
}
case JSC::FunctionCode: {
frame->code_type = !m_codeBlock->isConstructor() ? ZigStackFrameCodeFunction : ZigStackFrameCodeConstructor;
break;
}
default:
ASSERT_NOT_REACHED();
}
}
auto calleeCell = stackFrame->callee();
if (!calleeCell)
return;
JSC::JSObject* callee = calleeCell->getObject();
if (!callee)
return;
WTF::String functionName = Zig::functionName(vm, globalObject, callee);
if (!functionName.isEmpty()) {
frame->function_name = Bun::toStringRef(functionName);
}
}
static void populateStackFramePosition(const JSC::StackFrame* stackFrame, BunString* source_lines,
OrdinalNumber* source_line_numbers, uint8_t source_lines_count,
ZigStackFramePosition* position, JSC::SourceProvider** referenced_source_provider, PopulateStackTraceFlags flags)
{
auto code = stackFrame->codeBlock();
if (!code)
return;
auto* provider = code->source().provider();
if (!provider) [[unlikely]]
return;
// Make sure the range is valid:
// https://github.com/oven-sh/bun/issues/6951
WTF::StringView sourceString = provider->source();
if (sourceString.isNull()) [[unlikely]]
return;
if (!stackFrame->hasBytecodeIndex()) {
if (stackFrame->hasLineAndColumnInfo()) {
auto lineColumn = stackFrame->computeLineAndColumn();
position->line_zero_based = OrdinalNumber::fromOneBasedInt(lineColumn.line).zeroBasedInt();
position->column_zero_based = OrdinalNumber::fromOneBasedInt(lineColumn.column).zeroBasedInt();
}
position->byte_position = -1;
return;
}
auto location = Bun::getAdjustedPositionForBytecode(code, stackFrame->bytecodeIndex());
*position = location;
if (flags == PopulateStackTraceFlags::OnlyPosition)
return;
if (source_lines_count > 1 && source_lines != nullptr && sourceString.is8Bit()) {
// Search for the beginning of the line
unsigned int lineStart = location.byte_position;
while (lineStart > 0 && sourceString[lineStart] != '\n') {
lineStart--;
}
// Search for the end of the line
unsigned int lineEnd = location.byte_position;
unsigned int maxSearch = sourceString.length();
while (lineEnd < maxSearch && sourceString[lineEnd] != '\n') {
lineEnd++;
}
const unsigned char* bytes = sourceString.span8().data();
// Most of the time, when you look at a stack trace, you want a couple lines above.
// It is key to not clone this data because source code strings are large.
// Usage of toStringView (non-owning) is safe as we ref the provider.
provider->ref();
if (*referenced_source_provider != nullptr) {
(*referenced_source_provider)->deref();
}
*referenced_source_provider = provider;
source_lines[0] = Bun::toStringView(sourceString.substring(lineStart, lineEnd - lineStart));
source_line_numbers[0] = location.line();
if (lineStart > 0) {
auto byte_offset_in_source_string = lineStart - 1;
uint8_t source_line_i = 1;
auto remaining_lines_to_grab = source_lines_count - 1;
{
// This should probably be code points instead of newlines
while (byte_offset_in_source_string > 0 && bytes[byte_offset_in_source_string] != '\n') {
byte_offset_in_source_string--;
}
byte_offset_in_source_string -= byte_offset_in_source_string > 0;
}
while (byte_offset_in_source_string > 0 && remaining_lines_to_grab > 0) {
unsigned int end_of_line_offset = byte_offset_in_source_string;
// This should probably be code points instead of newlines
while (byte_offset_in_source_string > 0 && bytes[byte_offset_in_source_string] != '\n') {
byte_offset_in_source_string--;
}
// We are at the beginning of the line
source_lines[source_line_i] = Bun::toStringView(sourceString.substring(byte_offset_in_source_string, end_of_line_offset - byte_offset_in_source_string + 1));
source_line_numbers[source_line_i] = location.line().fromZeroBasedInt(location.line().zeroBasedInt() - source_line_i);
source_line_i++;
remaining_lines_to_grab--;
byte_offset_in_source_string -= byte_offset_in_source_string > 0;
}
}
}
}
static void populateStackFrame(JSC::VM& vm, ZigStackTrace* trace, const JSC::StackFrame* stackFrame,
ZigStackFrame* frame, bool is_top, JSC::SourceProvider** referenced_source_provider, JSC::JSGlobalObject* globalObject, PopulateStackTraceFlags flags)
{
if (flags == PopulateStackTraceFlags::OnlyPosition) {
populateStackFrameMetadata(vm, globalObject, stackFrame, frame);
populateStackFramePosition(stackFrame, nullptr,
nullptr,
0, &frame->position, referenced_source_provider, flags);
} else if (flags == PopulateStackTraceFlags::OnlySourceLines) {
populateStackFramePosition(stackFrame, is_top ? trace->source_lines_ptr : nullptr,
is_top ? trace->source_lines_numbers : nullptr,
is_top ? trace->source_lines_to_collect : 0, &frame->position, referenced_source_provider, flags);
}
}
class V8StackTraceIterator {
public:
class StackFrame {
public:
StringView functionName {};
StringView sourceURL {};
WTF::OrdinalNumber lineNumber = WTF::OrdinalNumber::fromZeroBasedInt(0);
WTF::OrdinalNumber columnNumber = WTF::OrdinalNumber::fromZeroBasedInt(0);
bool isConstructor = false;
bool isGlobalCode = false;
};
WTF::StringView stack;
unsigned int offset = 0;
V8StackTraceIterator(WTF::StringView stack_)
: stack(stack_)
{
}
bool parseFrame(StackFrame& frame)
{
if (offset >= stack.length())
return false;
auto start = stack.find("\n at "_s, offset);
if (start == WTF::notFound) {
offset = stack.length();
return false;
}
start += 8;
auto end = stack.find("\n"_s, start);
if (end == WTF::notFound) {
offset = stack.length();
end = offset;
}
if (start >= end || start == WTF::notFound) {
return false;
}
StringView line = stack.substring(start, end - start);
offset = end;
// the proper singular spelling is parenthesis
auto openingParentheses = line.reverseFind('(');
auto closingParentheses = line.reverseFind(')');
if (openingParentheses > closingParentheses)
openingParentheses = WTF::notFound;
if (closingParentheses == WTF::notFound || closingParentheses == WTF::notFound) {
offset = stack.length();
return false;
}
auto lineInner = StringView_slice(line, openingParentheses + 1, closingParentheses);
{
auto marker1 = 0;
auto marker2 = lineInner.find(':', marker1);
if (marker2 == WTF::notFound) {
frame.sourceURL = lineInner;
goto done_block;
}
auto marker3 = lineInner.find(':', marker2 + 1);
if (marker3 == WTF::notFound) {
// /path/to/file.js:
// /path/to/file.js:1
// node:child_process
// C:\Users\chloe\bun\file.js
marker3 = lineInner.length();
auto segment1 = StringView_slice(lineInner, marker1, marker2);
auto segment2 = StringView_slice(lineInner, marker2 + 1, marker3);
if (auto int1 = WTF::parseIntegerAllowingTrailingJunk<unsigned int>(segment2)) {
frame.sourceURL = segment1;
frame.lineNumber = WTF::OrdinalNumber::fromOneBasedInt(int1.value());
} else {
frame.sourceURL = StringView_slice(lineInner, marker1, marker3);
}
goto done_block;
}
// /path/to/file.js:1:
// /path/to/file.js:1:2
// node:child_process:1:2
// C:\Users\chloe\bun\file.js:
// C:\Users\chloe\bun\file.js:1
// C:\Users\chloe\bun\file.js:1:2
while (true) {
auto newcolon = lineInner.find(':', marker3 + 1);
if (newcolon == WTF::notFound)
break;
marker2 = marker3;
marker3 = newcolon;
}
auto marker4 = lineInner.length();
auto segment1 = StringView_slice(lineInner, marker1, marker2);
auto segment2 = StringView_slice(lineInner, marker2 + 1, marker3);
auto segment3 = StringView_slice(lineInner, marker3 + 1, marker4);
if (auto int1 = WTF::parseIntegerAllowingTrailingJunk<unsigned int>(segment2)) {
if (auto int2 = WTF::parseIntegerAllowingTrailingJunk<unsigned int>(segment3)) {
frame.sourceURL = segment1;
frame.lineNumber = WTF::OrdinalNumber::fromOneBasedInt(int1.value());
frame.columnNumber = WTF::OrdinalNumber::fromOneBasedInt(int2.value());
} else {
frame.sourceURL = segment1;
frame.lineNumber = WTF::OrdinalNumber::fromOneBasedInt(int1.value());
}
} else {
if (auto int2 = WTF::parseIntegerAllowingTrailingJunk<unsigned int>(segment3)) {
frame.sourceURL = StringView_slice(lineInner, marker1, marker3);
frame.lineNumber = WTF::OrdinalNumber::fromOneBasedInt(int2.value());
} else {
frame.sourceURL = StringView_slice(lineInner, marker1, marker4);
}
}
}
done_block:
StringView functionName = line.substring(0, openingParentheses - 1);
if (functionName == "<anonymous>"_s) {
functionName = StringView();
}
if (functionName == "global code"_s) {
functionName = StringView();
frame.isGlobalCode = true;
}
if (functionName.startsWith("new "_s)) {
frame.isConstructor = true;
functionName = functionName.substring(4);
}
frame.functionName = functionName;
return true;
}
void forEachFrame(const WTF::Function<void(const V8StackTraceIterator::StackFrame&, bool&)> callback)
{
bool stop = false;
while (!stop) {
StackFrame frame;
if (!parseFrame(frame))
break;
callback(frame, stop);
}
}
};
static void populateStackTrace(JSC::VM& vm, const WTF::Vector<JSC::StackFrame>& frames, ZigStackTrace* trace, JSC::JSGlobalObject* globalObject, PopulateStackTraceFlags flags)
{
uint8_t frame_i = 0;
size_t stack_frame_i = 0;
const size_t total_frame_count = frames.size();
const uint8_t frame_count = total_frame_count < trace->frames_len ? total_frame_count : trace->frames_len;
while (frame_i < frame_count && stack_frame_i < total_frame_count) {
// Skip native frames
while (stack_frame_i < total_frame_count && !(&frames.at(stack_frame_i))->hasLineAndColumnInfo() && !(&frames.at(stack_frame_i))->isWasmFrame()) {
stack_frame_i++;
}
if (stack_frame_i >= total_frame_count)
break;
ZigStackFrame* frame = &trace->frames_ptr[frame_i];
populateStackFrame(vm, trace, &frames[stack_frame_i], frame, frame_i == 0, &trace->referenced_source_provider, globalObject, flags);
stack_frame_i++;
frame_i++;
}
trace->frames_len = frame_i;
}
static JSC::JSValue getNonObservable(JSC::VM& vm, JSC::JSGlobalObject* global, JSC::JSObject* obj, const JSC::PropertyName& propertyName)
{
PropertySlot slot = PropertySlot(obj, PropertySlot::InternalMethodType::VMInquiry, &vm);
if (obj->getNonIndexPropertySlot(global, propertyName, slot)) {
if (slot.isAccessor()) {
return {};
}
JSValue value = slot.getValue(global, propertyName);
if (!value || value.isUndefinedOrNull()) {
return {};
}
return value;
}
return {};
}
#define SYNTAX_ERROR_CODE 4
static void fromErrorInstance(ZigException* except, JSC::JSGlobalObject* global,
JSC::ErrorInstance* err, const Vector<JSC::StackFrame>* stackTrace,
JSC::JSValue val, PopulateStackTraceFlags flags)
{
JSC::JSObject* obj = JSC::jsDynamicCast<JSC::JSObject*>(val);
auto& vm = JSC::getVM(global);
auto scope = DECLARE_CATCH_SCOPE(vm);
bool getFromSourceURL = false;
if (stackTrace != nullptr && stackTrace->size() > 0) {
populateStackTrace(vm, *stackTrace, &except->stack, global, flags);
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
} else if (err->stackTrace() != nullptr && err->stackTrace()->size() > 0) {
populateStackTrace(vm, *err->stackTrace(), &except->stack, global, flags);
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
} else {
getFromSourceURL = true;
}
except->type = (unsigned char)err->errorType();
if (err->isStackOverflowError()) {
except->type = 253;
}
if (err->isOutOfMemoryError()) {
except->type = 8;
}
if (except->type == SYNTAX_ERROR_CODE) {
except->message = Bun::toStringRef(err->sanitizedMessageString(global));
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
} else if (JSC::JSValue message = obj->getIfPropertyExists(global, vm.propertyNames->message)) {
except->message = Bun::toStringRef(global, message);
} else {
except->message = Bun::toStringRef(err->sanitizedMessageString(global));
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
except->name = Bun::toStringRef(err->sanitizedNameString(global));
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
except->runtime_type = err->runtimeTypeForCause();
const auto& names = builtinNames(vm);
if (except->type != SYNTAX_ERROR_CODE) {
if (JSC::JSValue syscall = getNonObservable(vm, global, obj, names.syscallPublicName())) {
if (syscall.isString()) {
except->syscall = Bun::toStringRef(global, syscall);
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
if (JSC::JSValue code = getNonObservable(vm, global, obj, names.codePublicName())) {
if (code.isString() || code.isNumber()) {
except->system_code = Bun::toStringRef(global, code);
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
if (JSC::JSValue path = getNonObservable(vm, global, obj, names.pathPublicName())) {
if (path.isString()) {
except->path = Bun::toStringRef(global, path);
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
if (JSC::JSValue fd = getNonObservable(vm, global, obj, names.fdPublicName())) {
if (fd.isNumber()) {
except->fd = fd.toInt32(global);
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
if (JSC::JSValue errno_ = getNonObservable(vm, global, obj, names.errnoPublicName())) {
if (errno_.isNumber()) {
except->errno_ = errno_.toInt32(global);
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
}
if (getFromSourceURL) {
{
// we don't want to serialize JSC::StackFrame longer than we need to
// so in this case, we parse the stack trace as a string
// This one intentionally calls getters.
if (JSC::JSValue stackValue = obj->getIfPropertyExists(global, vm.propertyNames->stack)) {
if (stackValue.isString()) {
WTF::String stack = stackValue.toWTFString(global);
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
if (!stack.isEmpty()) {
V8StackTraceIterator iterator(stack);
const uint8_t frame_count = except->stack.frames_len;
except->stack.frames_len = 0;
iterator.forEachFrame([&](const V8StackTraceIterator::StackFrame& frame, bool& stop) -> void {
ASSERT(except->stack.frames_len < frame_count);
auto& current = except->stack.frames_ptr[except->stack.frames_len];
current = {};
String functionName = frame.functionName.toString();
String sourceURL = frame.sourceURL.toString();
current.function_name = Bun::toStringRef(functionName);
current.source_url = Bun::toStringRef(sourceURL);
current.position.line_zero_based = frame.lineNumber.zeroBasedInt();
current.position.column_zero_based = frame.columnNumber.zeroBasedInt();
current.remapped = true;
if (frame.isConstructor) {
current.code_type = ZigStackFrameCodeConstructor;
} else if (frame.isGlobalCode) {
current.code_type = ZigStackFrameCodeGlobal;
}
except->stack.frames_len += 1;
stop = except->stack.frames_len >= frame_count;
});
if (except->stack.frames_len > 0) {
getFromSourceURL = false;
except->remapped = true;
} else {
except->stack.frames_len = frame_count;
}
}
}
}
if (!scope.clearExceptionExceptTermination()) [[unlikely]] {
return;
}
}
if (JSC::JSValue sourceURL = getNonObservable(vm, global, obj, vm.propertyNames->sourceURL)) {
if (sourceURL.isString()) {
except->stack.frames_ptr[0].source_url = Bun::toStringRef(global, sourceURL);
// Take care not to make these getter calls observable.
if (JSC::JSValue column = getNonObservable(vm, global, obj, vm.propertyNames->column)) {
if (column.isNumber()) {
except->stack.frames_ptr[0].position.column_zero_based = OrdinalNumber::fromOneBasedInt(column.toInt32(global)).zeroBasedInt();
}
}
if (JSC::JSValue line = getNonObservable(vm, global, obj, vm.propertyNames->line)) {
if (line.isNumber()) {
except->stack.frames_ptr[0].position.line_zero_based = OrdinalNumber::fromOneBasedInt(line.toInt32(global)).zeroBasedInt();
if (JSC::JSValue lineText = getNonObservable(vm, global, obj, builtinNames(vm).lineTextPublicName())) {
if (lineText.isString()) {
if (JSC::JSString* jsStr = lineText.toStringOrNull(global)) {
auto str = jsStr->value(global);
except->stack.source_lines_ptr[0] = Bun::toStringRef(str);
except->stack.source_lines_numbers[0] = except->stack.frames_ptr[0].position.line();
except->stack.source_lines_len = 1;
except->remapped = true;
}
}
}
}
}
}
{
except->stack.frames_len = 1;
PropertySlot slot = PropertySlot(obj, PropertySlot::InternalMethodType::VMInquiry, &vm);
except->stack.frames_ptr[0].remapped = obj->getNonIndexPropertySlot(global, names.originalLinePublicName(), slot);
}
}
}
except->exception = err;
}
void exceptionFromString(ZigException* except, JSC::JSValue value, JSC::JSGlobalObject* global)
{
auto& vm = JSC::getVM(global);
if (vm.hasPendingTerminationException()) [[unlikely]] {
return;
}
auto scope = DECLARE_CATCH_SCOPE(vm);
// Fallback case for when it's a user-defined ErrorLike-object that doesn't inherit from
// ErrorInstance
if (JSC::JSObject* obj = JSC::jsDynamicCast<JSC::JSObject*>(value)) {
if (auto name_value = obj->getIfPropertyExists(global, vm.propertyNames->name)) {
if (name_value.isString()) {
auto name_str = name_value.toWTFString(global);
except->name = Bun::toStringRef(name_str);
if (name_str == "Error"_s) {
except->type = JSErrorCodeError;
} else if (name_str == "EvalError"_s) {
except->type = JSErrorCodeEvalError;
} else if (name_str == "RangeError"_s) {
except->type = JSErrorCodeRangeError;
} else if (name_str == "ReferenceError"_s) {
except->type = JSErrorCodeReferenceError;
} else if (name_str == "SyntaxError"_s) {
except->type = JSErrorCodeSyntaxError;
} else if (name_str == "TypeError"_s) {
except->type = JSErrorCodeTypeError;
} else if (name_str == "URIError"_s) {
except->type = JSErrorCodeURIError;
} else if (name_str == "AggregateError"_s) {
except->type = JSErrorCodeAggregateError;
}
}
}
if (scope.exception()) [[unlikely]] {
scope.clearExceptionExceptTermination();
}
if (JSC::JSValue message = obj->getIfPropertyExists(global, vm.propertyNames->message)) {
if (message.isString()) {
except->message = Bun::toStringRef(
message.toWTFString(global));
}
}
if (scope.exception()) [[unlikely]] {
scope.clearExceptionExceptTermination();
}
if (JSC::JSValue sourceURL = obj->getIfPropertyExists(global, vm.propertyNames->sourceURL)) {
if (sourceURL.isString()) {
except->stack.frames_ptr[0].source_url = Bun::toStringRef(
sourceURL.toWTFString(global));
except->stack.frames_len = 1;
}
}
if (scope.exception()) [[unlikely]] {
scope.clearExceptionExceptTermination();
}
if (JSC::JSValue line = obj->getIfPropertyExists(global, vm.propertyNames->line)) {
if (line.isNumber()) {
except->stack.frames_ptr[0].position.line_zero_based = OrdinalNumber::fromOneBasedInt(line.toInt32(global)).zeroBasedInt();
// TODO: don't sourcemap it twice
if (auto originalLine = obj->getIfPropertyExists(global, builtinNames(vm).originalLinePublicName())) {
if (originalLine.isNumber()) {
except->stack.frames_ptr[0].position.line_zero_based = OrdinalNumber::fromOneBasedInt(originalLine.toInt32(global)).zeroBasedInt();
}
}
except->stack.frames_len = 1;
}
}
if (scope.exception()) [[unlikely]] {
scope.clearExceptionExceptTermination();
}
return;
}
if (value.isCell()) {
// This code is mostly here for debugging purposes if this spot is reached.
JSCell* cell = value.asCell();
auto type = cell->type();
switch (type) {
case JSC::SymbolType: {
except->message = Bun::toStringRef(jsCast<JSC::Symbol*>(cell)->descriptiveString());
return;
}
default: {
break;
}
}
}
auto str = value.toWTFString(global);
if (scope.exception()) [[unlikely]] {
scope.clearExceptionExceptTermination();
return;
}
except->message = Bun::toStringRef(str);
}
extern "C" JSC::EncodedJSValue JSC__Exception__asJSValue(JSC::Exception* exception)
{
JSC::Exception* jscException = jsCast<JSC::Exception*>(exception);
return JSC::JSValue::encode(jscException);
}
void JSC__VM__releaseWeakRefs(JSC::VM* arg0)
{
arg0->finalizeSynchronousJSExecution();
}
void JSC__JSValue__getClassName(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, ZigString* arg2)
{
JSValue value = JSValue::decode(JSValue0);
JSC::JSCell* cell = value.asCell();
if (cell == nullptr || !cell->isObject()) {
arg2->len = 0;
return;
}
const char* ptr = cell->className();
auto view = WTF::StringView(std::span { ptr, strlen(ptr) });
// Fallback to .name if className is empty
if (view.length() == 0 || StringView("Function"_s) == view) {
JSC__JSValue__getNameProperty(JSValue0, arg1, arg2);
return;
}
JSObject* obj = value.toObject(arg1);
auto calculated = JSObject::calculatedClassName(obj);
if (calculated.length() > 0) {
*arg2 = Zig::toZigString(calculated);
return;
}
*arg2 = Zig::toZigString(view);
}
bool JSC__JSValue__getClassInfoName(JSValue value, const uint8_t** outPtr, size_t* outLen)
{
if (auto info = value.classInfoOrNull()) {
*outPtr = info->className.span8().data();
*outLen = info->className.span8().size();
return true;
}
return false;
}
void JSC__JSValue__getNameProperty(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* arg1, ZigString* arg2)
{
JSC::JSObject* obj = JSC::JSValue::decode(JSValue0).getObject();
JSC::VM& vm = arg1->vm();
if (obj == nullptr) {
arg2->len = 0;
return;
}
JSC::JSValue name = obj->getIfPropertyExists(arg1, vm.propertyNames->toStringTagSymbol);
if (name && name.isString()) {
auto str = name.toWTFString(arg1);
if (!str.isEmpty()) {
*arg2 = Zig::toZigString(str);
return;
}
}
if (JSC::JSFunction* function = JSC::jsDynamicCast<JSC::JSFunction*>(obj)) {
WTF::String actualName = function->name(vm);
if (!actualName.isEmpty() || function->isHostOrBuiltinFunction()) {
*arg2 = Zig::toZigString(actualName);
return;
}
actualName = function->jsExecutable()->name().string();
*arg2 = Zig::toZigString(actualName);
return;
}
if (JSC::InternalFunction* function = JSC::jsDynamicCast<JSC::InternalFunction*>(obj)) {
*arg2 = Zig::toZigString(function->name());
return;
}
arg2->len = 0;
}
extern "C" void JSC__JSValue__getName(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, BunString* arg2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
if (!value.isObject()) {
*arg2 = BunStringEmpty;
return;
}
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_CATCH_SCOPE(globalObject->vm());
JSObject* object = value.getObject();
auto displayName = JSC::getCalculatedDisplayName(vm, object);
// JSC doesn't include @@toStringTag in calculated display name
if (displayName.isEmpty()) {
if (auto toStringTagValue = object->getIfPropertyExists(globalObject, vm.propertyNames->toStringTagSymbol)) {
if (toStringTagValue.isString()) {
displayName = toStringTagValue.toWTFString(globalObject);
}
}
}
if (scope.exception())
scope.clearException();
*arg2 = Bun::toStringRef(displayName);
}
JSC::EncodedJSValue JSC__JSValue__toError_(JSC::EncodedJSValue JSValue0)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
if (value.isEmpty() || !value.isCell())
return JSC::JSValue::encode({});
JSC::JSCell* cell = value.asCell();
switch (cell->type()) {
case JSC::ErrorInstanceType:
return JSC::JSValue::encode(value);
case JSC::CellType:
if (cell->inherits<JSC::Exception>()) {
JSC::Exception* exception = jsCast<JSC::Exception*>(cell);
return JSC::JSValue::encode(exception->value());
}
default: {
}
}
return JSC::JSValue::encode({});
}
void JSC__JSValue__toZigException(JSC::EncodedJSValue jsException, JSC::JSGlobalObject* global, ZigException* exception)
{
JSC::JSValue value = JSC::JSValue::decode(jsException);
if (value == JSC::JSValue {}) {
exception->type = JSErrorCodeError;
exception->name = Bun::toStringRef("Error"_s);
exception->message = Bun::toStringRef("Unknown error"_s);
return;
}
if (value.classInfoOrNull() == JSC::Exception::info()) {
auto* jscException = jsCast<JSC::Exception*>(value);
JSValue unwrapped = jscException->value();
if (JSC::ErrorInstance* error = JSC::jsDynamicCast<JSC::ErrorInstance*>(unwrapped)) {
fromErrorInstance(exception, global, error, &jscException->stack(), unwrapped, PopulateStackTraceFlags::OnlyPosition);
return;
}
if (jscException->stack().size() > 0) {
populateStackTrace(global->vm(), jscException->stack(), &exception->stack, global, PopulateStackTraceFlags::OnlyPosition);
}
exceptionFromString(exception, unwrapped, global);
return;
}
if (JSC::ErrorInstance* error = JSC::jsDynamicCast<JSC::ErrorInstance*>(value)) {
fromErrorInstance(exception, global, error, nullptr, value, PopulateStackTraceFlags::OnlyPosition);
return;
}
exceptionFromString(exception, value, global);
}
void ZigException__collectSourceLines(JSC::EncodedJSValue jsException, JSC::JSGlobalObject* global, ZigException* exception)
{
JSC::JSValue value = JSC::JSValue::decode(jsException);
if (value == JSC::JSValue {}) {
return;
}
if (value.classInfoOrNull() == JSC::Exception::info()) {
auto* jscException = jsCast<JSC::Exception*>(value);
JSValue unwrapped = jscException->value();
if (jscException->stack().size() > 0) {
populateStackTrace(global->vm(), jscException->stack(), &exception->stack, global, PopulateStackTraceFlags::OnlySourceLines);
}
exceptionFromString(exception, unwrapped, global);
return;
}
if (JSC::ErrorInstance* error = JSC::jsDynamicCast<JSC::ErrorInstance*>(value)) {
if (error->stackTrace() != nullptr && error->stackTrace()->size() > 0) {
populateStackTrace(global->vm(), *error->stackTrace(), &exception->stack, global, PopulateStackTraceFlags::OnlySourceLines);
}
return;
}
}
#pragma mark - JSC::VM
size_t JSC__VM__runGC(JSC::VM* vm, bool sync)
{
JSC::JSLockHolder lock(vm);
#if IS_MALLOC_DEBUGGING_ENABLED && OS(DARWIN)
if (!malloc_zone_check(nullptr)) {
BUN_PANIC("Heap corruption detected!!");
}
#endif
vm->finalizeSynchronousJSExecution();
if (sync) {
vm->clearSourceProviderCaches();
vm->heap.deleteAllUnlinkedCodeBlocks(JSC::PreventCollectionAndDeleteAllCode);
vm->heap.collectNow(JSC::Sync, JSC::CollectionScope::Full);
#if IS_MALLOC_DEBUGGING_ENABLED && OS(DARWIN)
malloc_zone_pressure_relief(nullptr, 0);
#endif
} else {
vm->heap.deleteAllUnlinkedCodeBlocks(JSC::DeleteAllCodeIfNotCollecting);
vm->heap.collectSync(JSC::CollectionScope::Full);
}
vm->finalizeSynchronousJSExecution();
#if IS_MALLOC_DEBUGGING_ENABLED && OS(DARWIN)
if (!malloc_zone_check(nullptr)) {
BUN_PANIC("Heap corruption detected after GC!!");
}
#endif
return vm->heap.sizeAfterLastFullCollection();
}
bool JSC__VM__isJITEnabled() { return JSC::Options::useJIT(); }
void JSC__VM__clearExecutionTimeLimit(JSC::VM* vm)
{
JSC::JSLockHolder locker(vm);
if (vm->watchdog())
vm->watchdog()->setTimeLimit(JSC::Watchdog::noTimeLimit);
}
void JSC__VM__setExecutionTimeLimit(JSC::VM* vm, double limit)
{
JSC::JSLockHolder locker(vm);
JSC::Watchdog& watchdog = vm->ensureWatchdog();
watchdog.setTimeLimit(WTF::Seconds { limit });
}
bool JSC__JSValue__isTerminationException(JSC::EncodedJSValue JSValue0, JSC::VM* arg1)
{
JSC::Exception* exception = JSC::jsDynamicCast<JSC::Exception*>(JSC::JSValue::decode(JSValue0));
return exception != NULL && arg1->isTerminationException(exception);
}
extern "C" void JSC__Exception__getStackTrace(JSC::Exception* arg0, JSC::JSGlobalObject* global, ZigStackTrace* trace)
{
populateStackTrace(arg0->vm(), arg0->stack(), trace, global, PopulateStackTraceFlags::OnlyPosition);
}
void JSC__VM__shrinkFootprint(JSC::VM* arg0) { arg0->shrinkFootprintWhenIdle(); };
void JSC__VM__whenIdle(JSC::VM* arg0, void (*ArgFn1)()) { arg0->whenIdle(ArgFn1); };
void JSC__VM__holdAPILock(JSC::VM* arg0, void* ctx, void (*callback)(void* arg0))
{
JSC::JSLockHolder locker(arg0);
callback(ctx);
}
// The following two functions are copied 1:1 from JSLockHolder to provide a
// new, more ergonomic binding for interacting with the lock from Zig
// https://github.com/WebKit/WebKit/blob/main/Source/JavaScriptCore/runtime/JSLock.cpp
extern "C" void JSC__VM__getAPILock(JSC::VM* vm)
{
// https://github.com/WebKit/WebKit/blob/6cb5017d237ef7cb898582a22f05acca22322845/Source/JavaScriptCore/runtime/JSLock.cpp#L67
vm->apiLock().lock();
}
extern "C" void JSC__VM__releaseAPILock(JSC::VM* vm)
{
// https://github.com/WebKit/WebKit/blob/6cb5017d237ef7cb898582a22f05acca22322845/Source/JavaScriptCore/runtime/JSLock.cpp#L72
RefPtr<JSLock> apiLock(&vm->apiLock());
apiLock->unlock();
}
void JSC__JSString__iterator(JSC::JSString* arg0, JSC::JSGlobalObject* arg1, void* arg2)
{
jsstring_iterator* iter = (jsstring_iterator*)arg2;
arg0->value(iter);
}
void JSC__VM__deleteAllCode(JSC::VM* arg1, JSC::JSGlobalObject* globalObject)
{
JSC::JSLockHolder locker(globalObject->vm());
arg1->drainMicrotasks();
if (JSC::JSObject* obj = JSC::jsDynamicCast<JSC::JSObject*>(globalObject->moduleLoader())) {
auto id = JSC::Identifier::fromString(globalObject->vm(), "registry"_s);
JSC::JSMap* map = JSC::JSMap::create(globalObject->vm(), globalObject->mapStructure());
obj->putDirect(globalObject->vm(), id, map);
}
arg1->deleteAllCode(JSC::DeleteAllCodeEffort::PreventCollectionAndDeleteAllCode);
arg1->heap.reportAbandonedObjectGraph();
}
void JSC__VM__reportExtraMemory(JSC::VM* arg0, size_t arg1)
{
arg0->heap.deprecatedReportExtraMemory(arg1);
}
void JSC__VM__deinit(JSC::VM* arg1, JSC::JSGlobalObject* globalObject) {}
void JSC__VM__drainMicrotasks(JSC::VM* arg0) { arg0->drainMicrotasks(); }
bool JSC__VM__executionForbidden(JSC::VM* arg0) { return (*arg0).executionForbidden(); }
bool JSC__VM__isEntered(JSC::VM* arg0) { return (*arg0).isEntered(); }
void JSC__VM__setExecutionForbidden(JSC::VM* arg0, bool arg1) { (*arg0).setExecutionForbidden(); }
// These may be called concurrently from another thread.
void JSC__VM__notifyNeedTermination(JSC::VM* arg0)
{
JSC::VM& vm = *arg0;
bool didEnter = vm.currentThreadIsHoldingAPILock();
if (didEnter)
vm.apiLock().unlock();
vm.notifyNeedTermination();
if (didEnter)
vm.apiLock().lock();
}
void JSC__VM__notifyNeedDebuggerBreak(JSC::VM* arg0) { (*arg0).notifyNeedDebuggerBreak(); }
void JSC__VM__notifyNeedShellTimeoutCheck(JSC::VM* arg0) { (*arg0).notifyNeedShellTimeoutCheck(); }
void JSC__VM__notifyNeedWatchdogCheck(JSC::VM* arg0) { (*arg0).notifyNeedWatchdogCheck(); }
void JSC__VM__throwError(JSC::VM* vm_, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue encodedValue)
{
JSC::VM& vm = *reinterpret_cast<JSC::VM*>(vm_);
auto scope = DECLARE_THROW_SCOPE(vm);
JSValue value = JSValue::decode(encodedValue);
scope.assertNoException(); // can't throw an exception when there's already one.
ASSERT(!value.isEmpty()); // can't throw an empty value.
// This case can happen if we did not call .toError() on a JSValue.
if (value.isCell()) {
JSC::JSCell* cell = value.asCell();
if (cell->type() == JSC::CellType && cell->inherits<JSC::Exception>()) {
scope.throwException(arg1, jsCast<JSC::Exception*>(value));
return;
}
}
// Do not call .getObject() on it.
// https://github.com/oven-sh/bun/issues/13311
JSC::Exception* exception = JSC::Exception::create(vm, value);
scope.throwException(arg1, exception);
}
/// **DEPRECATED** This function does not notify the VM about the rejection,
/// meaning it will not trigger unhandled rejection handling. Use JSC__JSPromise__rejectedPromise instead.
JSC::EncodedJSValue JSC__JSPromise__rejectedPromiseValue(JSC::JSGlobalObject* globalObject,
JSC::EncodedJSValue JSValue1)
{
auto& vm = JSC::getVM(globalObject);
JSC::JSPromise* promise = JSC::JSPromise::create(vm, globalObject->promiseStructure());
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(static_cast<unsigned>(JSC::JSPromise::Status::Rejected)));
promise->internalField(JSC::JSPromise::Field::ReactionsOrResult).set(vm, promise, JSC::JSValue::decode(JSValue1));
JSC::ensureStillAliveHere(promise);
JSC::ensureStillAliveHere(JSC::JSValue::decode(JSValue1));
return JSC::JSValue::encode(promise);
}
JSC::EncodedJSValue JSC__JSPromise__resolvedPromiseValue(JSC::JSGlobalObject* globalObject,
JSC::EncodedJSValue JSValue1)
{
auto& vm = JSC::getVM(globalObject);
JSC::JSPromise* promise = JSC::JSPromise::create(vm, globalObject->promiseStructure());
promise->internalField(JSC::JSPromise::Field::Flags).set(vm, promise, jsNumber(static_cast<unsigned>(JSC::JSPromise::Status::Fulfilled)));
promise->internalField(JSC::JSPromise::Field::ReactionsOrResult).set(vm, promise, JSC::JSValue::decode(JSValue1));
JSC::ensureStillAliveHere(promise);
JSC::ensureStillAliveHere(JSC::JSValue::decode(JSValue1));
return JSC::JSValue::encode(promise);
}
}
JSC::EncodedJSValue JSC__JSValue__createUninitializedUint8Array(JSC::JSGlobalObject* arg0, size_t arg1)
{
JSC::JSValue value = JSC::JSUint8Array::createUninitialized(arg0, arg0->m_typedArrayUint8.get(arg0), arg1);
return JSC::JSValue::encode(value);
}
// This enum must match the zig enum in src/bun.js/bindings/JSValue.zig JSValue.BuiltinName
enum class BuiltinNamesMap : uint8_t {
method,
headers,
status,
statusText,
url,
body,
data,
toString,
redirect,
inspectCustom,
highWaterMark,
path,
stream,
asyncIterator,
name,
message,
error,
defaultKeyword,
encoding,
fatal,
ignoreBOM,
type,
signal,
cmd,
};
static inline const JSC::Identifier& builtinNameMap(JSC::VM& vm, unsigned char name)
{
auto clientData = WebCore::clientData(vm);
switch (static_cast<BuiltinNamesMap>(name)) {
case BuiltinNamesMap::method: {
return clientData->builtinNames().methodPublicName();
}
case BuiltinNamesMap::headers: {
return clientData->builtinNames().headersPublicName();
}
case BuiltinNamesMap::statusText: {
return clientData->builtinNames().statusTextPublicName();
}
case BuiltinNamesMap::status: {
return clientData->builtinNames().statusPublicName();
}
case BuiltinNamesMap::url: {
return clientData->builtinNames().urlPublicName();
}
case BuiltinNamesMap::body: {
return clientData->builtinNames().bodyPublicName();
}
case BuiltinNamesMap::data: {
return clientData->builtinNames().dataPublicName();
}
case BuiltinNamesMap::toString: {
return vm.propertyNames->toString;
}
case BuiltinNamesMap::redirect: {
return clientData->builtinNames().redirectPublicName();
}
case BuiltinNamesMap::inspectCustom: {
return clientData->builtinNames().inspectCustomPublicName();
}
case BuiltinNamesMap::highWaterMark: {
return clientData->builtinNames().highWaterMarkPublicName();
}
case BuiltinNamesMap::path: {
return clientData->builtinNames().pathPublicName();
}
case BuiltinNamesMap::stream: {
return clientData->builtinNames().streamPublicName();
}
case BuiltinNamesMap::asyncIterator: {
return vm.propertyNames->asyncIteratorSymbol;
}
case BuiltinNamesMap::name: {
return vm.propertyNames->name;
}
case BuiltinNamesMap::message: {
return vm.propertyNames->message;
}
case BuiltinNamesMap::error: {
return vm.propertyNames->error;
}
case BuiltinNamesMap::defaultKeyword: {
return vm.propertyNames->defaultKeyword;
}
case BuiltinNamesMap::encoding: {
return clientData->builtinNames().encodingPublicName();
}
case BuiltinNamesMap::fatal: {
return clientData->builtinNames().fatalPublicName();
}
case BuiltinNamesMap::ignoreBOM: {
return clientData->builtinNames().ignoreBOMPublicName();
}
case BuiltinNamesMap::type: {
return vm.propertyNames->type;
}
case BuiltinNamesMap::signal: {
return clientData->builtinNames().signalPublicName();
}
case BuiltinNamesMap::cmd: {
return clientData->builtinNames().cmdPublicName();
}
default: {
ASSERT_NOT_REACHED();
__builtin_unreachable();
}
}
}
JSC::EncodedJSValue JSC__JSValue__fastGetDirect_(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, unsigned char arg2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
ASSERT(value.isCell());
return JSValue::encode(value.getObject()->getDirect(globalObject->vm(), PropertyName(builtinNameMap(globalObject->vm(), arg2))));
}
// Returns empty for exception, returns deleted if not found.
// Be careful when handling the return value.
JSC::EncodedJSValue JSC__JSValue__fastGet(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, unsigned char arg2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
ASSERT(value.isCell());
JSC::JSObject* object = value.getObject();
ASSERT_WITH_MESSAGE(object, "fastGet() called on non-object. Check that the JSValue is an object before calling fastGet().");
auto& vm = JSC::getVM(globalObject);
const auto property = JSC::PropertyName(builtinNameMap(vm, arg2));
return JSC::JSValue::encode(Bun::getIfPropertyExistsPrototypePollutionMitigationUnsafe(vm, globalObject, object, property));
}
extern "C" JSC::EncodedJSValue JSC__JSValue__fastGetOwn(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, unsigned char arg2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
ASSERT(value.isCell());
PropertySlot slot = PropertySlot(value, PropertySlot::InternalMethodType::GetOwnProperty);
const Identifier name = builtinNameMap(globalObject->vm(), arg2);
auto* object = value.getObject();
if (object->getOwnPropertySlot(object, globalObject, name, slot)) {
return JSValue::encode(slot.getValue(globalObject, name));
}
return JSValue::encode({});
}
bool JSC__JSValue__toBoolean(JSC::EncodedJSValue JSValue0)
{
// We count masquerades as undefined as true.
return JSValue::decode(JSValue0).pureToBoolean() != TriState::False;
}
extern "C" void JSGlobalObject__throwStackOverflow(JSC::JSGlobalObject* globalObject)
{
auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
throwStackOverflowError(globalObject, scope);
}
template<bool nonIndexedOnly>
static void JSC__JSValue__forEachPropertyImpl(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, void* arg2, void (*iter)(JSC::JSGlobalObject* arg0, void* ctx, ZigString* arg2, JSC::EncodedJSValue JSValue3, bool isSymbol, bool isPrivateSymbol))
{
ASSERT_NO_PENDING_EXCEPTION(globalObject);
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::JSObject* object = value.getObject();
if (!object)
return;
auto& vm = JSC::getVM(globalObject);
auto throwScopeForStackOverflowException = DECLARE_THROW_SCOPE(vm);
if (!vm.isSafeToRecurse()) [[unlikely]] {
throwStackOverflowError(globalObject, throwScopeForStackOverflowException);
return;
}
size_t prototypeCount = 0;
auto scope = DECLARE_CATCH_SCOPE(vm);
JSC::Structure* structure = object->structure();
bool fast = !nonIndexedOnly && canPerformFastPropertyEnumerationForIterationBun(structure);
JSValue prototypeObject = value;
if (fast) {
if (structure->outOfLineSize() == 0 && structure->inlineSize() == 0) {
fast = false;
if (JSValue proto = object->getPrototype(vm, globalObject)) {
if ((structure = proto.structureOrNull())) {
prototypeObject = proto;
fast = canPerformFastPropertyEnumerationForIterationBun(structure);
prototypeCount = 1;
}
}
}
}
auto* propertyNames = vm.propertyNames;
auto& builtinNames = WebCore::builtinNames(vm);
WTF::Vector<Identifier, 6> visitedProperties;
restart:
if (fast) {
bool anyHits = false;
JSC::JSObject* objectToUse = prototypeObject.getObject();
structure->forEachProperty(vm, [&](const PropertyTableEntry& entry) -> bool {
if ((entry.attributes() & (PropertyAttribute::Function)) == 0 && (entry.attributes() & (PropertyAttribute::Builtin)) != 0) {
return true;
}
auto* prop = entry.key();
if (prop == propertyNames->constructor
|| prop == propertyNames->underscoreProto
|| prop == propertyNames->toStringTagSymbol || (objectToUse != object && prop == propertyNames->__esModule))
return true;
if (builtinNames.bunNativePtrPrivateName() == prop)
return true;
if (visitedProperties.contains(Identifier::fromUid(vm, prop))) {
return true;
}
visitedProperties.append(Identifier::fromUid(vm, prop));
ZigString key = toZigString(prop);
JSC::JSValue propertyValue = JSValue();
if (objectToUse == object) {
propertyValue = objectToUse->getDirect(entry.offset());
if (!propertyValue) {
scope.clearException();
return true;
}
}
if (!propertyValue || propertyValue.isGetterSetter() && !((entry.attributes() & PropertyAttribute::Accessor) != 0)) {
propertyValue = objectToUse->getIfPropertyExists(globalObject, prop);
}
// Ignore exceptions due to getters.
if (scope.exception())
scope.clearException();
if (!propertyValue)
return true;
anyHits = true;
JSC::EnsureStillAliveScope ensureStillAliveScope(propertyValue);
bool isPrivate = prop->isSymbol() && Identifier::fromUid(vm, prop).isPrivateName();
if (isPrivate && !JSC::Options::showPrivateScriptsInStackTraces())
return true;
iter(globalObject, arg2, &key, JSC::JSValue::encode(propertyValue), prop->isSymbol(), isPrivate);
// Propagate exceptions from callbacks.
if (scope.exception()) [[unlikely]] {
return false;
}
return true;
});
// Propagate exceptions from callbacks.
if (scope.exception()) {
return;
}
if (anyHits) {
if (prototypeCount++ < 5) {
if (JSValue proto = prototypeObject.getPrototype(globalObject)) {
if (!(proto == globalObject->objectPrototype() || proto == globalObject->functionPrototype() || (proto.inherits<JSGlobalProxy>() && jsCast<JSGlobalProxy*>(proto)->target() != globalObject))) {
if ((structure = proto.structureOrNull())) {
prototypeObject = proto;
fast = canPerformFastPropertyEnumerationForIterationBun(structure);
goto restart;
}
}
}
// Ignore exceptions from Proxy "getPrototype" trap.
if (scope.exception()) [[unlikely]] {
scope.clearException();
}
}
return;
}
}
JSC::PropertyNameArray properties(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
{
JSObject* iterating = prototypeObject.getObject();
while (iterating && !(iterating == globalObject->objectPrototype() || iterating == globalObject->functionPrototype() || (iterating->inherits<JSGlobalProxy>() && jsCast<JSGlobalProxy*>(iterating)->target() != globalObject)) && prototypeCount++ < 5) {
if constexpr (nonIndexedOnly) {
iterating->getOwnNonIndexPropertyNames(globalObject, properties, DontEnumPropertiesMode::Include);
} else {
iterating->methodTable()->getOwnPropertyNames(iterating, globalObject, properties, DontEnumPropertiesMode::Include);
}
RETURN_IF_EXCEPTION(scope, void());
for (auto& property : properties) {
if (property.isEmpty() || property.isNull()) [[unlikely]]
continue;
// ignore constructor
if (property == propertyNames->constructor || builtinNames.bunNativePtrPrivateName() == property)
continue;
if constexpr (nonIndexedOnly) {
if (property == propertyNames->length) {
continue;
}
}
JSC::PropertySlot slot(object, PropertySlot::InternalMethodType::Get);
if (!object->getPropertySlot(globalObject, property, slot))
continue;
// Ignore exceptions from "Get" proxy traps.
if (scope.exception()) {
scope.clearException();
}
if ((slot.attributes() & PropertyAttribute::DontEnum) != 0) {
if (property == propertyNames->underscoreProto
|| property == propertyNames->toStringTagSymbol || property == propertyNames->__esModule)
continue;
}
if (visitedProperties.contains(property))
continue;
visitedProperties.append(property);
ZigString key = toZigString(property.isSymbol() && !property.isPrivateName() ? property.impl() : property.string());
if (key.len == 0)
continue;
JSC::JSValue propertyValue = jsUndefined();
if ((slot.attributes() & PropertyAttribute::DontEnum) != 0) {
if ((slot.attributes() & PropertyAttribute::Accessor) != 0) {
// If we can't use getPureResult, let's at least say it was a [Getter]
if (!slot.isCacheableGetter()) {
propertyValue = slot.getterSetter();
} else {
propertyValue = slot.getPureResult();
}
} else if (slot.attributes() & PropertyAttribute::BuiltinOrFunction) {
propertyValue = slot.getValue(globalObject, property);
} else if (slot.isCustom()) {
propertyValue = slot.getValue(globalObject, property);
} else if (slot.isValue()) {
propertyValue = slot.getValue(globalObject, property);
} else if (object->getOwnPropertySlot(object, globalObject, property, slot)) {
propertyValue = slot.getValue(globalObject, property);
}
} else if (slot.isAccessor()) {
// If we can't use getPureResult, let's at least say it was a [Getter]
if (!slot.isCacheableGetter()) {
propertyValue = slot.getterSetter();
} else {
propertyValue = slot.getPureResult();
}
} else {
propertyValue = slot.getValue(globalObject, property);
}
// Ignore exceptions from getters.
if (scope.exception()) {
scope.clearException();
propertyValue = jsUndefined();
}
JSC::EnsureStillAliveScope ensureStillAliveScope(propertyValue);
bool isPrivate = property.isPrivateName();
if (isPrivate && !JSC::Options::showPrivateScriptsInStackTraces())
continue;
iter(globalObject, arg2, &key, JSC::JSValue::encode(propertyValue), property.isSymbol(), isPrivate);
// Propagate exceptions from callbacks.
RETURN_IF_EXCEPTION(scope, void());
}
if constexpr (nonIndexedOnly) {
break;
}
// reuse memory
properties.data()->propertyNameVector().shrink(0);
if (iterating->isCallable())
break;
if (iterating == globalObject)
break;
iterating = iterating->getPrototype(vm, globalObject).getObject();
}
}
properties.releaseData();
if (scope.exception()) {
scope.clearException();
return;
}
}
void JSC__JSValue__forEachProperty(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, void* arg2, void (*iter)(JSC::JSGlobalObject* arg0, void* ctx, ZigString* arg2, JSC::EncodedJSValue JSValue3, bool isSymbol, bool isPrivateSymbol))
{
JSC__JSValue__forEachPropertyImpl<false>(JSValue0, globalObject, arg2, iter);
}
extern "C" void JSC__JSValue__forEachPropertyNonIndexed(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, void* arg2, void (*iter)(JSC::JSGlobalObject* arg0, void* ctx, ZigString* arg2, JSC::EncodedJSValue JSValue3, bool isSymbol, bool isPrivateSymbol))
{
JSC__JSValue__forEachPropertyImpl<true>(JSValue0, globalObject, arg2, iter);
}
void JSC__JSValue__forEachPropertyOrdered(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, void* arg2, void (*iter)(JSC::JSGlobalObject* arg0, void* ctx, ZigString* arg2, JSC::EncodedJSValue JSValue3, bool isSymbol, bool isPrivateSymbol))
{
JSC::JSValue value = JSC::JSValue::decode(JSValue0);
JSC::JSObject* object = value.getObject();
if (!object)
return;
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_CATCH_SCOPE(vm);
JSC::PropertyNameArray properties(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
{
JSC::JSObject::getOwnPropertyNames(object, globalObject, properties, DontEnumPropertiesMode::Include);
if (scope.exception()) {
scope.clearException();
return;
}
}
auto vector = properties.data()->propertyNameVector();
std::sort(vector.begin(), vector.end(), [&](Identifier a, Identifier b) -> bool {
const WTF::StringImpl* aImpl = a.isSymbol() && !a.isPrivateName() ? a.impl() : a.string().impl();
const WTF::StringImpl* bImpl = b.isSymbol() && !b.isPrivateName() ? b.impl() : b.string().impl();
return codePointCompare(aImpl, bImpl) < 0;
});
auto clientData = WebCore::clientData(vm);
for (auto property : vector) {
if (property.isEmpty() || property.isNull()) [[unlikely]]
continue;
// ignore constructor
if (property == vm.propertyNames->constructor || clientData->builtinNames().bunNativePtrPrivateName() == property)
continue;
JSC::PropertySlot slot(object, PropertySlot::InternalMethodType::Get);
bool hasProperty = object->getPropertySlot(globalObject, property, slot);
scope.clearException();
if (!hasProperty) {
continue;
}
if ((slot.attributes() & PropertyAttribute::DontEnum) != 0) {
if (property == vm.propertyNames->underscoreProto
|| property == vm.propertyNames->toStringTagSymbol)
continue;
}
JSC::JSValue propertyValue = jsUndefined();
if ((slot.attributes() & PropertyAttribute::DontEnum) != 0) {
if ((slot.attributes() & PropertyAttribute::Accessor) != 0) {
propertyValue = slot.getPureResult();
} else if (slot.attributes() & PropertyAttribute::BuiltinOrFunction) {
propertyValue = slot.getValue(globalObject, property);
} else if (slot.isCustom()) {
propertyValue = slot.getValue(globalObject, property);
} else if (slot.isValue()) {
propertyValue = slot.getValue(globalObject, property);
} else if (object->getOwnPropertySlot(object, globalObject, property, slot)) {
propertyValue = slot.getValue(globalObject, property);
}
} else if ((slot.attributes() & PropertyAttribute::Accessor) != 0) {
propertyValue = slot.getPureResult();
} else {
propertyValue = slot.getValue(globalObject, property);
}
if (scope.exception()) [[unlikely]] {
scope.clearException();
propertyValue = jsUndefined();
}
const WTF::StringImpl* name = property.isSymbol() && !property.isPrivateName() ? property.impl() : property.string().impl();
ZigString key = toZigString(name);
JSC::EnsureStillAliveScope ensureStillAliveScope(propertyValue);
// TODO: properly propagate exception upwards
iter(globalObject, arg2, &key, JSC::JSValue::encode(propertyValue), property.isSymbol(), property.isPrivateName());
}
properties.releaseData();
}
bool JSC__JSValue__isConstructor(JSC::EncodedJSValue JSValue0)
{
JSValue value = JSValue::decode(JSValue0);
return value.isConstructor();
}
bool JSC__JSValue__isInstanceOf(JSC::EncodedJSValue JSValue0, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue JSValue1)
{
VM& vm = globalObject->vm();
auto scope = DECLARE_CATCH_SCOPE(vm);
JSValue jsValue = JSValue::decode(JSValue0);
JSValue jsValue1 = JSValue::decode(JSValue1);
if (!jsValue1.isObject()) [[unlikely]] {
return false;
}
JSObject* jsConstructor = JSC::asObject(jsValue1);
if (!jsConstructor->structure()->typeInfo().implementsHasInstance()) [[unlikely]]
return false;
bool result = jsConstructor->hasInstance(globalObject, jsValue);
RETURN_IF_EXCEPTION(scope, {});
return result;
}
extern "C" JSC::EncodedJSValue JSC__JSValue__createRopeString(JSC::EncodedJSValue JSValue0, JSC::EncodedJSValue JSValue1, JSC::JSGlobalObject* globalObject)
{
return JSValue::encode(JSC::jsString(globalObject, JSC::JSValue::decode(JSValue0).toString(globalObject), JSC::JSValue::decode(JSValue1).toString(globalObject)));
}
extern "C" size_t JSC__VM__blockBytesAllocated(JSC::VM* vm)
{
#if ENABLE(RESOURCE_USAGE)
return vm->heap.blockBytesAllocated() + vm->heap.extraMemorySize();
#else
return 0;
#endif
}
extern "C" size_t JSC__VM__externalMemorySize(JSC::VM* vm)
{
#if ENABLE(RESOURCE_USAGE)
return vm->heap.externalMemorySize();
#else
return 0;
#endif
}
extern "C" void JSC__JSGlobalObject__queueMicrotaskJob(JSC::JSGlobalObject* arg0, JSC::EncodedJSValue JSValue1, JSC::EncodedJSValue JSValue3, JSC::EncodedJSValue JSValue4)
{
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(arg0);
JSValue microtaskArgs[] = {
JSValue::decode(JSValue1),
globalObject->m_asyncContextData.get()->getInternalField(0),
JSValue::decode(JSValue3),
JSValue::decode(JSValue4)
};
ASSERT(microtaskArgs[0].isCallable());
if (microtaskArgs[1].isEmpty()) {
microtaskArgs[1] = jsUndefined();
}
if (microtaskArgs[2].isEmpty()) {
microtaskArgs[2] = jsUndefined();
}
if (microtaskArgs[3].isEmpty()) {
microtaskArgs[3] = jsUndefined();
}
globalObject->queueMicrotask(
globalObject->performMicrotaskFunction(),
WTFMove(microtaskArgs[0]),
WTFMove(microtaskArgs[1]),
WTFMove(microtaskArgs[2]),
WTFMove(microtaskArgs[3]));
}
extern "C" WebCore::AbortSignal* WebCore__AbortSignal__new(JSC::JSGlobalObject* globalObject)
{
Zig::GlobalObject* thisObject = JSC::jsCast<Zig::GlobalObject*>(globalObject);
auto* context = thisObject->scriptExecutionContext();
RefPtr<WebCore::AbortSignal> abortSignal = WebCore::AbortSignal::create(context);
return abortSignal.leakRef();
}
extern "C" JSC::EncodedJSValue WebCore__AbortSignal__create(JSC::JSGlobalObject* globalObject)
{
Zig::GlobalObject* thisObject = JSC::jsCast<Zig::GlobalObject*>(globalObject);
auto* context = thisObject->scriptExecutionContext();
auto abortSignal = WebCore::AbortSignal::create(context);
return JSValue::encode(toJSNewlyCreated<IDLInterface<WebCore::AbortSignal>>(*globalObject, *jsCast<JSDOMGlobalObject*>(globalObject), WTFMove(abortSignal)));
}
extern "C" JSC::EncodedJSValue WebCore__AbortSignal__toJS(WebCore::AbortSignal* arg0, JSC::JSGlobalObject* globalObject)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
return JSValue::encode(toJS<IDLInterface<WebCore::AbortSignal>>(*globalObject, *jsCast<JSDOMGlobalObject*>(globalObject), *abortSignal));
}
extern "C" void WebCore__AbortSignal__incrementPendingActivity(WebCore::AbortSignal* arg0)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
abortSignal->incrementPendingActivityCount();
}
extern "C" void WebCore__AbortSignal__decrementPendingActivity(WebCore::AbortSignal* arg0)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
abortSignal->decrementPendingActivityCount();
}
extern "C" WebCore::AbortSignal* WebCore__AbortSignal__signal(WebCore::AbortSignal* arg0, JSC::JSGlobalObject* globalObject, uint8_t reason)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
abortSignal->signalAbort(
globalObject,
static_cast<WebCore::CommonAbortReason>(reason));
;
return arg0;
}
extern "C" JSC::EncodedJSValue WebCore__AbortSignal__reasonIfAborted(WebCore::AbortSignal* signal, JSC::JSGlobalObject* globalObject, CommonAbortReason* reason)
{
if (signal->aborted()) {
*reason = signal->commonReason();
if (signal->commonReason() != WebCore::CommonAbortReason::None) {
return JSValue::encode(jsUndefined());
}
return JSValue::encode(signal->jsReason(*globalObject));
}
return JSValue::encode({});
}
extern "C" bool WebCore__AbortSignal__aborted(WebCore::AbortSignal* arg0)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
return abortSignal->aborted();
}
extern "C" JSC::EncodedJSValue WebCore__AbortSignal__abortReason(WebCore::AbortSignal* arg0)
{
WebCore::AbortSignal* abortSignal = reinterpret_cast<WebCore::AbortSignal*>(arg0);
return JSC::JSValue::encode(abortSignal->reason().getValue(jsNull()));
}
extern "C" WebCore::AbortSignal* WebCore__AbortSignal__ref(WebCore::AbortSignal* abortSignal)
{
abortSignal->ref();
return abortSignal;
}
extern "C" void WebCore__AbortSignal__unref(WebCore::AbortSignal* abortSignal)
{
abortSignal->deref();
}
extern "C" void WebCore__AbortSignal__cleanNativeBindings(WebCore::AbortSignal* abortSignal, void* arg1)
{
abortSignal->cleanNativeBindings(arg1);
}
extern "C" WebCore::AbortSignal* WebCore__AbortSignal__addListener(WebCore::AbortSignal* abortSignal, void* ctx, void (*callback)(void* ctx, JSC::EncodedJSValue reason))
{
if (abortSignal->aborted()) {
callback(ctx, JSC::JSValue::encode(abortSignal->reason().getValue(jsNull())));
return abortSignal;
}
abortSignal->addNativeCallback(std::make_tuple(ctx, callback));
return abortSignal;
}
extern "C" WebCore::AbortSignal* WebCore__AbortSignal__fromJS(JSC::EncodedJSValue value)
{
JSC::JSValue decodedValue = JSC::JSValue::decode(value);
if (decodedValue.isEmpty())
return nullptr;
WebCore::JSAbortSignal* object = JSC::jsDynamicCast<WebCore::JSAbortSignal*>(decodedValue);
if (!object)
return nullptr;
return reinterpret_cast<WebCore::AbortSignal*>(&object->wrapped());
}
CPP_DECL double JSC__JSValue__getUnixTimestamp(JSC::EncodedJSValue timeValue)
{
JSC::JSValue decodedValue = JSC::JSValue::decode(timeValue);
JSC::DateInstance* date = JSC::jsDynamicCast<JSC::DateInstance*>(decodedValue);
if (!date)
return PNaN;
double number = date->internalNumber();
return number;
}
extern "C" JSC::EncodedJSValue JSC__JSValue__getOwnByValue(JSC::EncodedJSValue value, JSC::JSGlobalObject* globalObject, JSC::EncodedJSValue propertyValue)
{
auto& vm = JSC::getVM(globalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
JSC::JSObject* object = JSValue::decode(value).getObject();
JSC::JSValue property = JSValue::decode(propertyValue);
uint32_t index;
PropertySlot slot(object, PropertySlot::InternalMethodType::GetOwnProperty);
if (property.getUInt32(index)) {
if (!object->getOwnPropertySlotByIndex(object, globalObject, index, slot))
return JSC::JSValue::encode({});
RETURN_IF_EXCEPTION(scope, {});
return JSC::JSValue::encode(slot.getValue(globalObject, index));
} else {
auto propertyName = property.toPropertyKey(globalObject);
RETURN_IF_EXCEPTION(scope, {});
if (!object->getOwnNonIndexPropertySlot(vm, object->structure(), propertyName, slot))
return JSC::JSValue::encode({});
RETURN_IF_EXCEPTION(scope, {});
return JSC::JSValue::encode(slot.getValue(globalObject, propertyName));
}
}
extern "C" double Bun__parseDate(JSC::JSGlobalObject* globalObject, BunString* str)
{
auto& vm = JSC::getVM(globalObject);
return vm.dateCache.parseDate(globalObject, vm, str->toWTFString());
}
extern "C" EncodedJSValue JSC__JSValue__dateInstanceFromNumber(JSC::JSGlobalObject* globalObject, double unixTimestamp)
{
auto& vm = JSC::getVM(globalObject);
JSC::DateInstance* date = JSC::DateInstance::create(vm, globalObject->dateStructure(), unixTimestamp);
return JSValue::encode(date);
}
extern "C" EncodedJSValue JSC__JSValue__dateInstanceFromNullTerminatedString(JSC::JSGlobalObject* globalObject, const LChar* nullTerminatedChars)
{
double dateSeconds = WTF::parseDate(std::span<const LChar>(nullTerminatedChars, strlen(reinterpret_cast<const char*>(nullTerminatedChars))));
JSC::DateInstance* date = JSC::DateInstance::create(globalObject->vm(), globalObject->dateStructure(), dateSeconds);
return JSValue::encode(date);
}
// this is largely copied from dateProtoFuncToISOString
extern "C" int JSC__JSValue__toISOString(JSC::JSGlobalObject* globalObject, EncodedJSValue dateValue, char* buf)
{
char buffer[64];
JSC::DateInstance* thisDateObj = JSC::jsDynamicCast<JSC::DateInstance*>(JSC::JSValue::decode(dateValue));
if (!thisDateObj)
return -1;
if (!std::isfinite(thisDateObj->internalNumber()))
return -1;
auto& vm = JSC::getVM(globalObject);
return static_cast<int>(Bun::toISOString(vm, thisDateObj->internalNumber(), buffer));
}
extern "C" int JSC__JSValue__DateNowISOString(JSC::JSGlobalObject* globalObject, char* buf)
{
char buffer[29];
JSC::DateInstance* thisDateObj = JSC::DateInstance::create(globalObject->vm(), globalObject->dateStructure(), globalObject->jsDateNow());
if (!std::isfinite(thisDateObj->internalNumber()))
return -1;
auto& vm = JSC::getVM(globalObject);
const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(vm.dateCache);
if (!gregorianDateTime)
return -1;
// If the year is outside the bounds of 0 and 9999 inclusive we want to use the extended year format (ES 15.9.1.15.1).
int ms = static_cast<int>(fmod(thisDateObj->internalNumber(), msPerSecond));
if (ms < 0)
ms += msPerSecond;
int charactersWritten;
if (gregorianDateTime->year() > 9999 || gregorianDateTime->year() < 0)
charactersWritten = snprintf(buffer, sizeof(buffer), "%+07d-%02d-%02dT%02d:%02d:%02d.%03dZ", gregorianDateTime->year(), gregorianDateTime->month() + 1, gregorianDateTime->monthDay(), gregorianDateTime->hour(), gregorianDateTime->minute(), gregorianDateTime->second(), ms);
else
charactersWritten = snprintf(buffer, sizeof(buffer), "%04d-%02d-%02dT%02d:%02d:%02d.%03dZ", gregorianDateTime->year(), gregorianDateTime->month() + 1, gregorianDateTime->monthDay(), gregorianDateTime->hour(), gregorianDateTime->minute(), gregorianDateTime->second(), ms);
memcpy(buf, buffer, charactersWritten);
ASSERT(charactersWritten > 0 && static_cast<unsigned>(charactersWritten) < sizeof(buffer));
if (static_cast<unsigned>(charactersWritten) >= sizeof(buffer))
return -1;
return charactersWritten;
}
#pragma mark - WebCore::DOMFormData
CPP_DECL void WebCore__DOMFormData__append(WebCore::DOMFormData* arg0, ZigString* arg1, ZigString* arg2)
{
arg0->append(toStringCopy(*arg1), toStringCopy(*arg2));
}
CPP_DECL void WebCore__DOMFormData__appendBlob(WebCore::DOMFormData* arg0, JSC::JSGlobalObject* arg1, ZigString* arg2, void* blobValueInner, ZigString* fileName)
{
RefPtr<Blob> blob = WebCore::Blob::create(blobValueInner);
arg0->append(toStringCopy(*arg2), blob, toStringCopy(*fileName));
}
CPP_DECL size_t WebCore__DOMFormData__count(WebCore::DOMFormData* arg0)
{
return arg0->count();
}
extern "C" void DOMFormData__toQueryString(
DOMFormData* formData,
void* ctx,
void (*callback)(void* ctx, ZigString* encoded))
{
auto str = formData->toURLEncodedString();
ZigString encoded = toZigString(str);
callback(ctx, &encoded);
}
CPP_DECL JSC::EncodedJSValue WebCore__DOMFormData__createFromURLQuery(JSC::JSGlobalObject* arg0, ZigString* arg1)
{
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(arg0);
// don't need to copy the string because it internally does.
auto formData = DOMFormData::create(globalObject->scriptExecutionContext(), toString(*arg1));
return JSValue::encode(toJSNewlyCreated(arg0, globalObject, WTFMove(formData)));
}
CPP_DECL JSC::EncodedJSValue WebCore__DOMFormData__create(JSC::JSGlobalObject* arg0)
{
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(arg0);
auto formData = DOMFormData::create(globalObject->scriptExecutionContext());
return JSValue::encode(toJSNewlyCreated(arg0, globalObject, WTFMove(formData)));
}
CPP_DECL WebCore::DOMFormData* WebCore__DOMFormData__fromJS(JSC::EncodedJSValue JSValue1)
{
return WebCoreCast<WebCore::JSDOMFormData, WebCore::DOMFormData>(JSValue1);
}
#pragma mark - JSC::JSMap
CPP_DECL JSC::EncodedJSValue JSC__JSMap__create(JSC::JSGlobalObject* arg0)
{
JSC::JSMap* map = JSC::JSMap::create(arg0->vm(), arg0->mapStructure());
return JSC::JSValue::encode(map);
}
CPP_DECL JSC::EncodedJSValue JSC__JSMap__get_(JSC::JSMap* map, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue2);
return JSC::JSValue::encode(map->get(arg1, value));
}
CPP_DECL bool JSC__JSMap__has(JSC::JSMap* map, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue2);
return map->has(arg1, value);
}
CPP_DECL bool JSC__JSMap__remove(JSC::JSMap* map, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue2)
{
JSC::JSValue value = JSC::JSValue::decode(JSValue2);
return map->remove(arg1, value);
}
CPP_DECL void JSC__JSMap__set(JSC::JSMap* map, JSC::JSGlobalObject* arg1, JSC::EncodedJSValue JSValue2, JSC::EncodedJSValue JSValue3)
{
map->set(arg1, JSC::JSValue::decode(JSValue2), JSC::JSValue::decode(JSValue3));
}
CPP_DECL void JSC__VM__setControlFlowProfiler(JSC::VM* vm, bool isEnabled)
{
if (isEnabled) {
vm->enableControlFlowProfiler();
} else {
vm->disableControlFlowProfiler();
}
}
CPP_DECL void JSC__VM__performOpportunisticallyScheduledTasks(JSC::VM* vm, double until)
{
vm->performOpportunisticallyScheduledTasks(MonotonicTime::now() + Seconds(until), {});
}
extern "C" EncodedJSValue JSC__createError(JSC::JSGlobalObject* globalObject, const BunString* str)
{
return JSValue::encode(JSC::createError(globalObject, str->toWTFString(BunString::ZeroCopy)));
}
extern "C" EncodedJSValue JSC__createTypeError(JSC::JSGlobalObject* globalObject, const BunString* str)
{
return JSValue::encode(JSC::createTypeError(globalObject, str->toWTFString(BunString::ZeroCopy)));
}
extern "C" EncodedJSValue JSC__createRangeError(JSC::JSGlobalObject* globalObject, const BunString* str)
{
return JSValue::encode(JSC::createRangeError(globalObject, str->toWTFString(BunString::ZeroCopy)));
}
extern "C" EncodedJSValue ExpectMatcherUtils__getSingleton(JSC::JSGlobalObject* globalObject_)
{
Zig::GlobalObject* globalObject = reinterpret_cast<Zig::GlobalObject*>(globalObject_);
return JSValue::encode(globalObject->m_testMatcherUtilsObject.getInitializedOnMainThread(globalObject));
}
extern "C" EncodedJSValue Expect__getPrototype(JSC::JSGlobalObject* globalObject)
{
return JSValue::encode(reinterpret_cast<Zig::GlobalObject*>(globalObject)->JSExpectPrototype());
}
extern "C" EncodedJSValue ExpectStatic__getPrototype(JSC::JSGlobalObject* globalObject)
{
return JSValue::encode(reinterpret_cast<Zig::GlobalObject*>(globalObject)->JSExpectStaticPrototype());
}
extern "C" EncodedJSValue JSFunction__createFromZig(
JSC::JSGlobalObject* global,
BunString fn_name,
NativeFunction implementation,
unsigned arg_count,
ImplementationVisibility implementation_visibility,
Intrinsic intrinsic,
NativeFunction constructorOrNull)
{
VM& vm = global->vm();
auto name = fn_name.toWTFString();
return JSValue::encode(JSFunction::create(
vm,
global,
arg_count,
name,
implementation,
implementation_visibility,
intrinsic,
constructorOrNull ? constructorOrNull : JSC::callHostFunctionAsConstructor,
nullptr));
}
extern "C" EncodedJSValue JSArray__constructArray(
JSC::JSGlobalObject* global,
const JSValue* values,
size_t values_len)
{
return JSValue::encode(
JSC::constructArray(global, (ArrayAllocationProfile*)nullptr, values, values_len));
}
extern "C" EncodedJSValue JSArray__constructEmptyArray(
JSC::JSGlobalObject* global,
size_t len)
{
return JSValue::encode(JSC::constructEmptyArray(global, (ArrayAllocationProfile*)nullptr, len));
}
extern "C" bool JSGlobalObject__hasException(JSC::JSGlobalObject* globalObject)
{
return DECLARE_CATCH_SCOPE(globalObject->vm()).exception() != 0;
}
extern "C" void JSGlobalObject__clearException(JSC::JSGlobalObject* globalObject)
{
DECLARE_CATCH_SCOPE(globalObject->vm()).clearException();
}
extern "C" bool JSGlobalObject__clearExceptionExceptTermination(JSC::JSGlobalObject* globalObject)
{
return DECLARE_CATCH_SCOPE(globalObject->vm()).clearExceptionExceptTermination();
}
extern "C" JSC::EncodedJSValue JSGlobalObject__tryTakeException(JSC::JSGlobalObject* globalObject)
{
auto scope = DECLARE_CATCH_SCOPE(globalObject->vm());
if (auto exception = scope.exception()) {
scope.clearException();
return JSC::JSValue::encode(exception);
}
return {};
}
CPP_DECL bool JSC__GetterSetter__isGetterNull(JSC::GetterSetter* gettersetter)
{
return gettersetter->isGetterNull();
}
CPP_DECL bool JSC__GetterSetter__isSetterNull(JSC::GetterSetter* gettersetter)
{
return gettersetter->isSetterNull();
}
CPP_DECL bool JSC__CustomGetterSetter__isGetterNull(JSC::CustomGetterSetter* gettersetter)
{
return gettersetter->getter() == nullptr;
}
CPP_DECL bool JSC__CustomGetterSetter__isSetterNull(JSC::CustomGetterSetter* gettersetter)
{
return gettersetter->setter() == nullptr;
}
CPP_DECL JSC::EncodedJSValue Bun__ProxyObject__getInternalField(JSC::EncodedJSValue value, uint32_t id)
{
return JSValue::encode(jsCast<ProxyObject*>(JSValue::decode(value))->internalField((ProxyObject::Field)id).get());
}
CPP_DECL void JSC__SourceProvider__deref(JSC::SourceProvider* provider)
{
provider->deref();
}
CPP_DECL bool Bun__CallFrame__isFromBunMain(JSC::CallFrame* callFrame, JSC::VM* vm)
{
auto source = callFrame->callerSourceOrigin(*vm);
if (source.isNull())
return false;
return source.string() == "builtin://bun/main"_s;
}
CPP_DECL void Bun__CallFrame__getCallerSrcLoc(JSC::CallFrame* callFrame, JSC::JSGlobalObject* globalObject, BunString* outSourceURL, unsigned int* outLine, unsigned int* outColumn)
{
auto& vm = JSC::getVM(globalObject);
JSC::LineColumn lineColumn;
String sourceURL;
ZigStackFrame remappedFrame = {};
JSC::StackVisitor::visit(callFrame, vm, [&](JSC::StackVisitor& visitor) -> WTF::IterationStatus {
if (Zig::isImplementationVisibilityPrivate(visitor))
return WTF::IterationStatus::Continue;
if (visitor->hasLineAndColumnInfo()) {
lineColumn = visitor->computeLineAndColumn();
sourceURL = Zig::sourceURL(visitor);
return WTF::IterationStatus::Done;
}
return WTF::IterationStatus::Continue;
});
if (!sourceURL.isEmpty() and lineColumn.line > 0) {
OrdinalNumber originalLine = OrdinalNumber::fromOneBasedInt(lineColumn.line);
OrdinalNumber originalColumn = OrdinalNumber::fromOneBasedInt(lineColumn.column);
remappedFrame.position.line_zero_based = originalLine.zeroBasedInt();
remappedFrame.position.column_zero_based = originalColumn.zeroBasedInt();
remappedFrame.source_url = Bun::toStringRef(sourceURL);
Bun__remapStackFramePositions(Bun::vm(globalObject), &remappedFrame, 1);
sourceURL = remappedFrame.source_url.toWTFString();
lineColumn.line = OrdinalNumber::fromZeroBasedInt(remappedFrame.position.line_zero_based).oneBasedInt();
lineColumn.column = OrdinalNumber::fromZeroBasedInt(remappedFrame.position.column_zero_based).oneBasedInt();
}
*outSourceURL = Bun::toStringRef(sourceURL);
*outLine = lineColumn.line;
*outColumn = lineColumn.column;
}
extern "C" EncodedJSValue Bun__JSObject__getCodePropertyVMInquiry(JSC::JSGlobalObject* global, JSC::JSObject* object)
{
if (!object) [[unlikely]] {
return {};
}
auto& vm = global->vm();
auto scope = DECLARE_CATCH_SCOPE(vm);
if (object->type() == JSC::ProxyObjectType) [[unlikely]] {
return {};
}
auto& builtinNames = WebCore::builtinNames(vm);
PropertySlot slot(object, PropertySlot::InternalMethodType::VMInquiry, &vm);
scope.assertNoExceptionExceptTermination();
if (!object->getNonIndexPropertySlot(global, builtinNames.codePublicName(), slot)) {
scope.assertNoExceptionExceptTermination();
return {};
}
if (slot.isAccessor() || slot.isCustom()) {
return {};
}
return JSValue::encode(slot.getPureResult());
}
extern "C" void Bun__JSValue__unprotect(JSC::EncodedJSValue encodedValue)
{
JSC::JSValue value = JSC::JSValue::decode(encodedValue);
if (value && value.isCell()) [[likely]] {
JSCell* cell = value.asCell();
// Necessary if we're inside a finalizer due to an assertion.
JSLockHolder lock(cell->vm());
gcUnprotect(cell);
}
}
extern "C" void Bun__JSValue__protect(JSC::EncodedJSValue encodedValue)
{
JSC::JSValue value = JSC::JSValue::decode(encodedValue);
if (value && value.isCell()) [[likely]] {
JSCell* cell = value.asCell();
gcProtect(cell);
}
}
#if ASSERT_ENABLED
CPP_DECL const char* Bun__CallFrame__describeFrame(JSC::CallFrame* callFrame)
{
return callFrame->describeFrame();
}
#endif
extern "C" double Bun__JSC__operationMathPow(double x, double y)
{
return operationMathPow(x, y);
}