mirror of
https://github.com/oven-sh/bun
synced 2026-02-09 10:28:47 +00:00
1867 lines
77 KiB
C++
1867 lines
77 KiB
C++
#include "root.h"
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#include "JavaScriptCore/PropertySlot.h"
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#include "JavaScriptCore/ExecutableInfo.h"
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#include "JavaScriptCore/WriteBarrierInlines.h"
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#include "ErrorCode.h"
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#include <JavaScriptCore/SourceOrigin.h>
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#include <JavaScriptCore/SourceProvider.h>
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#include "BunClientData.h"
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#include "NodeVM.h"
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#include "JavaScriptCore/JSObjectInlines.h"
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#include "wtf/text/ExternalStringImpl.h"
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#include "JavaScriptCore/FunctionPrototype.h"
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#include "JavaScriptCore/FunctionConstructor.h"
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#include "JavaScriptCore/HeapAnalyzer.h"
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#include "JavaScriptCore/JSDestructibleObjectHeapCellType.h"
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#include "JavaScriptCore/SlotVisitorMacros.h"
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#include "JavaScriptCore/ObjectConstructor.h"
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#include "JavaScriptCore/SubspaceInlines.h"
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#include "wtf/GetPtr.h"
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#include "wtf/PointerPreparations.h"
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#include "wtf/URL.h"
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#include "JavaScriptCore/TypedArrayInlines.h"
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#include "JavaScriptCore/PropertyNameArray.h"
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#include "JavaScriptCore/JSWeakMap.h"
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#include "JavaScriptCore/JSWeakMapInlines.h"
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#include "JavaScriptCore/JSWithScope.h"
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#include "JavaScriptCore/JSGlobalProxyInlines.h"
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#include "GCDefferalContext.h"
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#include "JSBuffer.h"
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#include <JavaScriptCore/DOMJITAbstractHeap.h>
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#include <JavaScriptCore/DFGAbstractHeap.h>
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#include <JavaScriptCore/Completion.h>
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#include "JavaScriptCore/LazyClassStructureInlines.h"
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#include "JavaScriptCore/Parser.h"
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#include "JavaScriptCore/SourceCodeKey.h"
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#include "JavaScriptCore/UnlinkedFunctionExecutable.h"
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#include "NodeValidator.h"
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#include <JavaScriptCore/CodeCache.h>
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#include <JavaScriptCore/JSTypedArray.h>
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#include <JavaScriptCore/JSContextRef.h>
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#include "JavaScriptCore/JSCInlines.h"
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namespace Bun {
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using namespace WebCore;
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/// For vm.compileFunction we need to return an anonymous function expression
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///
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/// This code is adapted/inspired from JSC::constructFunction, which is used for function declarations.
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static JSC::JSFunction* constructAnonymousFunction(JSC::JSGlobalObject* globalObject, const ArgList& args, const SourceOrigin& sourceOrigin, const String& fileName = String(), JSC::SourceTaintedOrigin sourceTaintOrigin = JSC::SourceTaintedOrigin::Untainted, TextPosition position = TextPosition(), JSC::JSScope* scope = nullptr);
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static String stringifyAnonymousFunction(JSGlobalObject* globalObject, const ArgList& args, ThrowScope& scope, int* outOffset);
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static RefPtr<JSC::CachedBytecode> generateBytecodeFromSource(JSC::VM& vm, const JSC::SourceCode& sourceCode);
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NodeVMGlobalObject* createContextImpl(JSC::VM& vm, JSGlobalObject* globalObject, JSObject* sandbox);
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static JSC::JSUint8Array* createUint8ArrayFromBytecode(JSC::JSGlobalObject* globalObject, const JSC::CachedBytecode& bytecode);
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/// For some reason Node has this error message with a grammar error and we have to match it so the tests pass:
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/// `The "<name>" argument must be an vm.Context`
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JSC::EncodedJSValue INVALID_ARG_VALUE_VM_VARIATION(JSC::ThrowScope& throwScope, JSC::JSGlobalObject* globalObject, WTF::ASCIILiteral name, JSC::JSValue value)
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{
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WTF::StringBuilder builder;
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builder.append("The \""_s);
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builder.append(name);
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builder.append("\" argument must be an vm.Context"_s);
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throwScope.throwException(globalObject, createError(globalObject, ErrorCode::ERR_INVALID_ARG_TYPE, builder.toString()));
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return {};
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}
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class NodeVMScriptConstructor final : public JSC::InternalFunction {
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public:
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using Base = JSC::InternalFunction;
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static NodeVMScriptConstructor* create(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::Structure* structure, JSC::JSObject* prototype);
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DECLARE_EXPORT_INFO;
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static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
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{
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return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::InternalFunctionType, Base::StructureFlags), info());
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}
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private:
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NodeVMScriptConstructor(JSC::VM& vm, JSC::Structure* structure);
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void finishCreation(JSC::VM&, JSC::JSObject* prototype);
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};
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STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(NodeVMScriptConstructor, JSC::InternalFunction);
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// This class provides cached bytecode to JavaScriptCore
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class NodeVMScriptSourceProvider final : public JSC::SourceProvider {
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public:
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using Base = JSC::SourceProvider;
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RefPtr<JSC::CachedBytecode> m_cachedBytecode;
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static Ref<NodeVMScriptSourceProvider> create(const String& sourceString, String&& filename,
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const TextPosition& startPosition,
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JSC::JSValue cachedData)
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{
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return adoptRef(*new NodeVMScriptSourceProvider(sourceString, WTFMove(filename),
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JSC::SourceTaintedOrigin::Untainted,
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startPosition, cachedData));
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}
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StringView source() const override
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{
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return m_source;
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}
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unsigned hash() const override
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{
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return m_source.hash();
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}
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RefPtr<JSC::CachedBytecode> cachedBytecode() const override
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{
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return m_cachedBytecode;
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}
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private:
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NodeVMScriptSourceProvider(const String& sourceString, String&& sourceURL,
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JSC::SourceTaintedOrigin taintedness,
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const TextPosition& startPosition,
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JSC::JSValue cachedData)
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: Base(JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(sourceURL)),
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WTFMove(sourceURL), /* preRedirectURL */ String(), taintedness,
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startPosition, JSC::SourceProviderSourceType::Program)
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, m_source(sourceString)
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{
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// If we have cachedData, use it
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if (!cachedData.isUndefined()) {
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// Get the buffer data from the cachedData
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uint8_t* data = nullptr;
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size_t length = 0;
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// Handle different types (Buffer, TypedArray, DataView)
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if (auto* arrayBuffer = JSC::jsDynamicCast<JSC::JSArrayBuffer*>(cachedData)) {
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data = static_cast<uint8_t*>(arrayBuffer->impl()->data());
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length = arrayBuffer->impl()->byteLength();
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} else if (auto* arrayBufferView = JSC::jsDynamicCast<JSC::JSArrayBufferView*>(cachedData)) {
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data = static_cast<uint8_t*>(arrayBufferView->vector());
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length = arrayBufferView->byteLength();
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}
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if (data && length > 0) {
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// Create a copy of the data since the original buffer might be modified
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uint8_t* copyData = static_cast<uint8_t*>(malloc(length));
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if (copyData) {
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memcpy(copyData, data, length);
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// Create a destructor function for the allocated memory
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auto destructor = [](const void* ptr) {
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free(const_cast<void*>(ptr));
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};
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// Create the CachedBytecode with the copied data
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m_cachedBytecode = JSC::CachedBytecode::create(
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std::span<uint8_t>(copyData, length),
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std::move(destructor),
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JSC::LeafExecutableMap());
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printf("Setting cached bytecode!\n");
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}
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}
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}
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}
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StringView m_source;
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};
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class NodeVMScript final : public JSC::JSDestructibleObject {
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public:
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using Base = JSC::JSDestructibleObject;
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static NodeVMScript* create(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::Structure* structure, JSC::SourceCode source);
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DECLARE_EXPORT_INFO;
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template<typename, JSC::SubspaceAccess mode> static JSC::GCClient::IsoSubspace* subspaceFor(JSC::VM& vm)
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{
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if constexpr (mode == JSC::SubspaceAccess::Concurrently)
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return nullptr;
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return WebCore::subspaceForImpl<NodeVMScript, WebCore::UseCustomHeapCellType::No>(
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vm,
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[](auto& spaces) { return spaces.m_clientSubspaceForNodeVMScript.get(); },
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[](auto& spaces, auto&& space) { spaces.m_clientSubspaceForNodeVMScript = std::forward<decltype(space)>(space); },
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[](auto& spaces) { return spaces.m_subspaceForNodeVMScript.get(); },
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[](auto& spaces, auto&& space) { spaces.m_subspaceForNodeVMScript = std::forward<decltype(space)>(space); });
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}
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static void destroy(JSC::JSCell*);
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static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
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{
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return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
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}
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static JSObject* createPrototype(VM& vm, JSGlobalObject* globalObject);
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const JSC::SourceCode& source() const { return m_source; }
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// Cache-related properties
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void setCachedData(JSC::VM& vm, JSC::JSUint8Array value) { m_cachedData.set(vm, &value); }
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JSC::JSUint8Array* cachedData() const { return m_cachedData.get(); }
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std::optional<bool> m_cachedDataRejected = std::nullopt;
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std::optional<bool> m_cachedDataProduced = false;
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DECLARE_VISIT_CHILDREN;
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mutable JSC::WriteBarrier<JSC::DirectEvalExecutable> m_cachedDirectExecutable;
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private:
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JSC::SourceCode m_source;
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/// This is correspoonds to the `.cachedData` property on the `vm.Script` object.
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/// The *actual* bytecode which is used to run the script is on `m_source.provider()->cachedBytecode()`
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Strong<JSUint8Array> m_cachedData;
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NodeVMScript(JSC::VM& vm, JSC::Structure* structure, JSC::SourceCode source)
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: Base(vm, structure)
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, m_source(source)
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{
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}
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void finishCreation(JSC::VM&);
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};
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NodeVMGlobalObject::NodeVMGlobalObject(JSC::VM& vm, JSC::Structure* structure)
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: Base(vm, structure)
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{
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}
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template<typename, JSC::SubspaceAccess mode> JSC::GCClient::IsoSubspace* NodeVMGlobalObject::subspaceFor(JSC::VM& vm)
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{
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if constexpr (mode == JSC::SubspaceAccess::Concurrently)
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return nullptr;
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return WebCore::subspaceForImpl<NodeVMGlobalObject, WebCore::UseCustomHeapCellType::Yes>(
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vm,
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[](auto& spaces) { return spaces.m_clientSubspaceForNodeVMGlobalObject.get(); },
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[](auto& spaces, auto&& space) { spaces.m_clientSubspaceForNodeVMGlobalObject = std::forward<decltype(space)>(space); },
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[](auto& spaces) { return spaces.m_subspaceForNodeVMGlobalObject.get(); },
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[](auto& spaces, auto&& space) { spaces.m_subspaceForNodeVMGlobalObject = std::forward<decltype(space)>(space); },
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[](auto& server) -> JSC::HeapCellType& { return server.m_heapCellTypeForNodeVMGlobalObject; });
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}
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NodeVMGlobalObject* NodeVMGlobalObject::create(JSC::VM& vm, JSC::Structure* structure)
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{
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auto* cell = new (NotNull, JSC::allocateCell<NodeVMGlobalObject>(vm)) NodeVMGlobalObject(vm, structure);
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cell->finishCreation(vm);
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return cell;
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}
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Structure* NodeVMGlobalObject::createStructure(JSC::VM& vm, JSC::JSValue prototype)
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{
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// ~IsImmutablePrototypeExoticObject is necessary for JSDOM to work (it relies on __proto__ = on the GlobalObject).
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return JSC::Structure::create(vm, nullptr, prototype, JSC::TypeInfo(JSC::GlobalObjectType, StructureFlags & ~IsImmutablePrototypeExoticObject), info());
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}
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void NodeVMGlobalObject::finishCreation(JSC::VM&)
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{
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Base::finishCreation(vm());
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}
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void NodeVMGlobalObject::destroy(JSCell* cell)
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{
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static_cast<NodeVMGlobalObject*>(cell)->~NodeVMGlobalObject();
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}
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NodeVMGlobalObject::~NodeVMGlobalObject()
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{
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}
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void NodeVMGlobalObject::setContextifiedObject(JSC::JSObject* contextifiedObject)
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{
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m_sandbox.set(vm(), this, contextifiedObject);
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}
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void NodeVMGlobalObject::clearContextifiedObject()
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{
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m_sandbox.clear();
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}
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bool NodeVMGlobalObject::put(JSCell* cell, JSGlobalObject* globalObject, PropertyName propertyName, JSValue value, PutPropertySlot& slot)
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{
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// if (!propertyName.isSymbol())
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// printf("put called for %s\n", propertyName.publicName()->utf8().data());
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auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
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if (!thisObject->m_sandbox) {
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return Base::put(cell, globalObject, propertyName, value, slot);
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}
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auto* sandbox = thisObject->m_sandbox.get();
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auto& vm = JSC::getVM(globalObject);
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JSValue thisValue = slot.thisValue();
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bool isContextualStore = thisValue != JSValue(globalObject);
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(void)isContextualStore;
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bool isDeclaredOnGlobalObject = slot.type() == JSC::PutPropertySlot::NewProperty;
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auto scope = DECLARE_THROW_SCOPE(vm);
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PropertySlot getter(sandbox, PropertySlot::InternalMethodType::Get, nullptr);
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bool isDeclaredOnSandbox = sandbox->getPropertySlot(globalObject, propertyName, getter);
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RETURN_IF_EXCEPTION(scope, false);
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bool isDeclared = isDeclaredOnGlobalObject || isDeclaredOnSandbox;
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bool isFunction = value.isCallable();
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if (slot.isStrictMode() && !isDeclared && isContextualStore && !isFunction) {
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return Base::put(cell, globalObject, propertyName, value, slot);
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}
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if (!isDeclared && value.isSymbol()) {
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return Base::put(cell, globalObject, propertyName, value, slot);
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}
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slot.setThisValue(sandbox);
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if (!sandbox->methodTable()->put(sandbox, globalObject, propertyName, value, slot)) {
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return false;
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}
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RETURN_IF_EXCEPTION(scope, false);
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if (isDeclaredOnSandbox && getter.isAccessor() and (getter.attributes() & PropertyAttribute::DontEnum) == 0) {
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return true;
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}
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slot.setThisValue(thisValue);
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return Base::put(cell, globalObject, propertyName, value, slot);
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}
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// This is copy-pasted from JSC's ProxyObject.cpp
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static const ASCIILiteral s_proxyAlreadyRevokedErrorMessage { "Proxy has already been revoked. No more operations are allowed to be performed on it"_s };
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bool NodeVMGlobalObject::getOwnPropertySlot(JSObject* cell, JSGlobalObject* globalObject, PropertyName propertyName, PropertySlot& slot)
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{
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// if (!propertyName.isSymbol())
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// printf("getOwnPropertySlot called for %s\n", propertyName.publicName()->utf8().data());
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auto& vm = JSC::getVM(globalObject);
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auto scope = DECLARE_THROW_SCOPE(vm);
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auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
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if (thisObject->m_sandbox) {
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auto* contextifiedObject = thisObject->m_sandbox.get();
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slot.setThisValue(contextifiedObject);
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// Unfortunately we must special case ProxyObjects. Why?
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//
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// When we run this:
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//
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// ```js
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// vm.runInNewContext("String", new Proxy({}, {}))
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// ```
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//
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// It always returns undefined (it should return the String constructor function).
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//
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// This is because JSC seems to always return true when calling
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// `contextifiedObject->methodTable()->getOwnPropertySlot` for ProxyObjects, so
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// we never fall through to call `Base::getOwnPropertySlot` to fetch it from the globalObject.
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//
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// This only happens when `slot.internalMethodType() == JSC::PropertySlot::InternalMethodType::Get`
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// and there is no `get` trap set on the proxy object.
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if (slot.internalMethodType() == JSC::PropertySlot::InternalMethodType::Get && contextifiedObject->type() == JSC::ProxyObjectType) {
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JSC::ProxyObject* proxyObject = jsCast<JSC::ProxyObject*>(contextifiedObject);
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JSValue handlerValue = proxyObject->handler();
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if (handlerValue.isNull())
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return throwTypeError(globalObject, scope, s_proxyAlreadyRevokedErrorMessage);
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JSObject* handler = jsCast<JSObject*>(handlerValue);
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CallData callData;
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JSObject* getHandler = proxyObject->getHandlerTrap(globalObject, handler, callData, vm.propertyNames->get, ProxyObject::HandlerTrap::Get);
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RETURN_IF_EXCEPTION(scope, {});
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// If there is a `get` trap, we don't need to our special handling
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if (getHandler) {
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if (contextifiedObject->methodTable()->getOwnPropertySlot(contextifiedObject, globalObject, propertyName, slot)) {
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return true;
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}
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goto try_from_global;
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}
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// A lot of this is copy-pasted from JSC's `ProxyObject::getOwnPropertySlotCommon` function in
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// ProxyObject.cpp, need to make sure we keep this in sync when we update JSC...
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slot.disableCaching();
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slot.setIsTaintedByOpaqueObject();
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if (slot.isVMInquiry()) {
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goto try_from_global;
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}
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JSValue receiver = slot.thisValue();
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// We're going to have to look this up ourselves
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PropertySlot target_slot(receiver, PropertySlot::InternalMethodType::Get);
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JSObject* target = proxyObject->target();
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bool hasProperty = target->getPropertySlot(globalObject, propertyName, target_slot);
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EXCEPTION_ASSERT(!scope.exception() || !hasProperty);
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if (hasProperty) {
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unsigned ignoredAttributes = 0;
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JSValue result = target_slot.getValue(globalObject, propertyName);
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RETURN_IF_EXCEPTION(scope, {});
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slot.setValue(proxyObject, ignoredAttributes, result);
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RETURN_IF_EXCEPTION(scope, {});
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return true;
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}
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goto try_from_global;
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}
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if (contextifiedObject->getPropertySlot(globalObject, propertyName, slot)) {
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return true;
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}
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try_from_global:
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slot.setThisValue(globalObject);
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RETURN_IF_EXCEPTION(scope, false);
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}
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return Base::getOwnPropertySlot(cell, globalObject, propertyName, slot);
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}
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bool NodeVMGlobalObject::defineOwnProperty(JSObject* cell, JSGlobalObject* globalObject, PropertyName propertyName, const PropertyDescriptor& descriptor, bool shouldThrow)
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{
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// if (!propertyName.isSymbol())
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// printf("defineOwnProperty called for %s\n", propertyName.publicName()->utf8().data());
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auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
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if (!thisObject->m_sandbox) {
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return Base::defineOwnProperty(cell, globalObject, propertyName, descriptor, shouldThrow);
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}
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auto* contextifiedObject = thisObject->m_sandbox.get();
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auto& vm = JSC::getVM(globalObject);
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auto scope = DECLARE_THROW_SCOPE(vm);
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PropertySlot slot(globalObject, PropertySlot::InternalMethodType::GetOwnProperty, nullptr);
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bool isDeclaredOnGlobalProxy = globalObject->JSC::JSGlobalObject::getOwnPropertySlot(globalObject, globalObject, propertyName, slot);
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// If the property is set on the global as neither writable nor
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// configurable, don't change it on the global or sandbox.
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if (isDeclaredOnGlobalProxy && (slot.attributes() & PropertyAttribute::ReadOnly) != 0 && (slot.attributes() & PropertyAttribute::DontDelete) != 0) {
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return Base::defineOwnProperty(cell, globalObject, propertyName, descriptor, shouldThrow);
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}
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if (descriptor.isAccessorDescriptor()) {
|
|
return contextifiedObject->defineOwnProperty(contextifiedObject, contextifiedObject->globalObject(), propertyName, descriptor, shouldThrow);
|
|
}
|
|
|
|
bool isDeclaredOnSandbox = contextifiedObject->getPropertySlot(globalObject, propertyName, slot);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
if (isDeclaredOnSandbox && !isDeclaredOnGlobalProxy) {
|
|
return contextifiedObject->defineOwnProperty(contextifiedObject, contextifiedObject->globalObject(), propertyName, descriptor, shouldThrow);
|
|
}
|
|
|
|
if (!contextifiedObject->defineOwnProperty(contextifiedObject, contextifiedObject->globalObject(), propertyName, descriptor, shouldThrow)) {
|
|
return false;
|
|
}
|
|
|
|
return Base::defineOwnProperty(cell, globalObject, propertyName, descriptor, shouldThrow);
|
|
}
|
|
|
|
DEFINE_VISIT_CHILDREN(NodeVMGlobalObject);
|
|
|
|
template<typename Visitor>
|
|
void NodeVMGlobalObject::visitChildrenImpl(JSCell* cell, Visitor& visitor)
|
|
{
|
|
Base::visitChildren(cell, visitor);
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
visitor.append(thisObject->m_sandbox);
|
|
}
|
|
|
|
class BaseOptions {
|
|
public:
|
|
String filename = String();
|
|
OrdinalNumber lineOffset;
|
|
OrdinalNumber columnOffset;
|
|
bool failed;
|
|
|
|
bool fromJS(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSC::JSValue optionsArg)
|
|
{
|
|
JSObject* options = nullptr;
|
|
bool any = false;
|
|
|
|
if (!optionsArg.isUndefined()) {
|
|
if (optionsArg.isObject()) {
|
|
options = asObject(optionsArg);
|
|
} else {
|
|
auto _ = ERR::INVALID_ARG_TYPE(scope, globalObject, "options"_s, "object"_s, optionsArg);
|
|
return false;
|
|
}
|
|
|
|
if (JSValue filenameOpt = options->getIfPropertyExists(globalObject, builtinNames(vm).filenamePublicName())) {
|
|
if (filenameOpt.isString()) {
|
|
this->filename = filenameOpt.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
} else if (!filenameOpt.isUndefined()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.filename"_s, "string"_s, filenameOpt);
|
|
return false;
|
|
}
|
|
} else {
|
|
this->filename = "evalmachine.<anonymous>"_s;
|
|
}
|
|
|
|
if (JSValue lineOffsetOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "lineOffset"_s))) {
|
|
if (lineOffsetOpt.isAnyInt()) {
|
|
if (!lineOffsetOpt.isInt32()) {
|
|
ERR::OUT_OF_RANGE(scope, globalObject, "options.lineOffset"_s, std::numeric_limits<int32_t>().min(), std::numeric_limits<int32_t>().max(), lineOffsetOpt);
|
|
return false;
|
|
}
|
|
this->lineOffset = OrdinalNumber::fromZeroBasedInt(lineOffsetOpt.asInt32());
|
|
any = true;
|
|
} else if (lineOffsetOpt.isNumber()) {
|
|
ERR::OUT_OF_RANGE(scope, globalObject, "options.lineOffset"_s, "an integer"_s, lineOffsetOpt);
|
|
return false;
|
|
} else if (!lineOffsetOpt.isUndefined()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.lineOffset"_s, "number"_s, lineOffsetOpt);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (JSValue columnOffsetOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "columnOffset"_s))) {
|
|
if (columnOffsetOpt.isAnyInt()) {
|
|
if (!columnOffsetOpt.isInt32()) {
|
|
ERR::OUT_OF_RANGE(scope, globalObject, "options.columnOffset"_s, std::numeric_limits<int32_t>().min(), std::numeric_limits<int32_t>().max(), columnOffsetOpt);
|
|
return false;
|
|
}
|
|
int columnOffsetValue = columnOffsetOpt.asInt32();
|
|
|
|
this->columnOffset = OrdinalNumber::fromZeroBasedInt(columnOffsetValue);
|
|
any = true;
|
|
} else if (columnOffsetOpt.isNumber()) {
|
|
ERR::OUT_OF_RANGE(scope, globalObject, "options.columnOffset"_s, "an integer"_s, columnOffsetOpt);
|
|
return false;
|
|
} else if (!columnOffsetOpt.isUndefined()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.columnOffset"_s, "number"_s, columnOffsetOpt);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return any;
|
|
}
|
|
|
|
bool validateProduceCachedData(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options, bool* outProduceCachedData)
|
|
{
|
|
if (JSValue produceCachedDataOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "produceCachedData"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
if (!produceCachedDataOpt.isBoolean()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.produceCachedData"_s, "boolean"_s, produceCachedDataOpt);
|
|
return false;
|
|
}
|
|
*outProduceCachedData = produceCachedDataOpt.asBoolean();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
JSC::JSValue validateCachedData(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options)
|
|
{
|
|
if (JSValue cachedDataOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "cachedData"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, JSC::jsUndefined());
|
|
if (!cachedDataOpt.isCell()) {
|
|
ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.cachedData"_s, "Buffer, TypedArray, or DataView"_s, cachedDataOpt);
|
|
return JSC::jsUndefined();
|
|
}
|
|
|
|
// If it's a cell, verify it's a Buffer, TypedArray, or DataView
|
|
if (cachedDataOpt.isCell()) {
|
|
JSCell* cell = cachedDataOpt.asCell();
|
|
bool isValidType = false;
|
|
|
|
// Check if it's a Buffer, TypedArray, or DataView
|
|
if (cell->inherits<JSC::JSArrayBufferView>() || cell->inherits<JSC::JSArrayBuffer>()) {
|
|
isValidType = true;
|
|
} else if (JSC::JSArrayBufferView* view = JSC::jsDynamicCast<JSC::JSArrayBufferView*>(cachedDataOpt)) {
|
|
isValidType = !view->isDetached();
|
|
}
|
|
|
|
if (!isValidType) {
|
|
ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.cachedData"_s, "Buffer, TypedArray, or DataView"_s, cachedDataOpt);
|
|
return JSC::jsUndefined();
|
|
}
|
|
return cachedDataOpt;
|
|
}
|
|
}
|
|
return JSC::jsUndefined();
|
|
}
|
|
|
|
bool validateTimeout(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options, std::optional<int64_t>* outTimeout)
|
|
{
|
|
if (JSValue timeoutOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "timeout"_s))) {
|
|
if (!timeoutOpt.isNumber()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.timeout"_s, "number"_s, timeoutOpt);
|
|
return false;
|
|
}
|
|
|
|
ssize_t timeoutValue;
|
|
V::validateInteger(scope, globalObject, timeoutOpt, "options.timeout"_s, jsNumber(1), jsNumber(std::numeric_limits<int64_t>().max()), &timeoutValue);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
*outTimeout = timeoutValue;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
};
|
|
|
|
class ScriptOptions : public BaseOptions {
|
|
public:
|
|
bool importModuleDynamically = false;
|
|
std::optional<int64_t> timeout = std::nullopt;
|
|
JSC::JSValue cachedData = JSC::jsUndefined();
|
|
bool produceCachedData = false;
|
|
bool cachedDataRejected = false;
|
|
bool cachedDataProduced = false;
|
|
|
|
bool fromJS(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSC::JSValue optionsArg)
|
|
{
|
|
bool any = BaseOptions::fromJS(globalObject, vm, scope, optionsArg);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
if (!optionsArg.isUndefined() && !optionsArg.isString()) {
|
|
JSObject* options = asObject(optionsArg);
|
|
|
|
// Validate contextName and contextOrigin are strings
|
|
if (JSValue contextNameOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "contextName"_s))) {
|
|
if (!contextNameOpt.isUndefined() && !contextNameOpt.isString()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.contextName"_s, "string"_s, contextNameOpt);
|
|
return false;
|
|
}
|
|
any = true;
|
|
}
|
|
|
|
if (JSValue contextOriginOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "contextOrigin"_s))) {
|
|
if (!contextOriginOpt.isUndefined() && !contextOriginOpt.isString()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.contextOrigin"_s, "string"_s, contextOriginOpt);
|
|
return false;
|
|
}
|
|
any = true;
|
|
}
|
|
|
|
if (validateTimeout(globalObject, vm, scope, options, &this->timeout)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
}
|
|
|
|
if (validateProduceCachedData(globalObject, vm, scope, options, &this->produceCachedData)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
}
|
|
|
|
JSC::JSValue cachedDataValue = validateCachedData(globalObject, vm, scope, options);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
if (!cachedDataValue.isUndefined()) {
|
|
this->cachedData = cachedDataValue;
|
|
any = true;
|
|
}
|
|
}
|
|
|
|
return any;
|
|
}
|
|
};
|
|
|
|
class RunningScriptOptions : public BaseOptions {
|
|
public:
|
|
bool displayErrors = true;
|
|
std::optional<int64_t> timeout = std::nullopt;
|
|
bool breakOnSigint = false;
|
|
|
|
bool fromJS(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSC::JSValue optionsArg)
|
|
{
|
|
bool any = BaseOptions::fromJS(globalObject, vm, scope, optionsArg);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
if (!optionsArg.isUndefined() && !optionsArg.isString()) {
|
|
JSObject* options = asObject(optionsArg);
|
|
|
|
if (JSValue displayErrorsOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "displayErrors"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
if (!displayErrorsOpt.isBoolean()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.displayErrors"_s, "boolean"_s, displayErrorsOpt);
|
|
return false;
|
|
}
|
|
this->displayErrors = displayErrorsOpt.asBoolean();
|
|
any = true;
|
|
}
|
|
|
|
if (validateTimeout(globalObject, vm, scope, options, &this->timeout)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
}
|
|
|
|
if (JSValue breakOnSigintOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "breakOnSigint"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
if (!breakOnSigintOpt.isBoolean()) {
|
|
ERR::INVALID_ARG_TYPE(scope, globalObject, "options.breakOnSigint"_s, "boolean"_s, breakOnSigintOpt);
|
|
return false;
|
|
}
|
|
this->breakOnSigint = breakOnSigintOpt.asBoolean();
|
|
any = true;
|
|
}
|
|
}
|
|
|
|
return any;
|
|
}
|
|
};
|
|
|
|
class CompileFunctionOptions : public BaseOptions {
|
|
public:
|
|
bool cachedData = false;
|
|
bool produceCachedData;
|
|
JSGlobalObject* parsingContext;
|
|
JSValue contextExtensions;
|
|
|
|
bool fromJS(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSC::JSValue optionsArg)
|
|
{
|
|
this->parsingContext = globalObject;
|
|
bool any = BaseOptions::fromJS(globalObject, vm, scope, optionsArg);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
if (!optionsArg.isUndefined() && !optionsArg.isString()) {
|
|
JSObject* options = asObject(optionsArg);
|
|
|
|
if (validateProduceCachedData(globalObject, vm, scope, options, &this->produceCachedData)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
}
|
|
|
|
if (validateCachedData(globalObject, vm, scope, options)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
// TODO: actually use it
|
|
this->cachedData = true;
|
|
}
|
|
|
|
JSValue parsingContextValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "parsingContext"_s));
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (!parsingContextValue.isEmpty()) {
|
|
if (parsingContextValue.isNull() || !parsingContextValue.isObject())
|
|
return ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.parsingContext"_s, "Context"_s, parsingContextValue);
|
|
|
|
JSObject* context = asObject(parsingContextValue);
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
JSValue scopeValue = zigGlobalObject->vmModuleContextMap()->get(context);
|
|
|
|
if (scopeValue.isUndefined())
|
|
return ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.parsingContext"_s, "Context"_s, parsingContextValue);
|
|
|
|
parsingContext = jsDynamicCast<NodeVMGlobalObject*>(scopeValue);
|
|
if (!parsingContext)
|
|
return ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.parsingContext"_s, "Context"_s, parsingContextValue);
|
|
|
|
any = true;
|
|
}
|
|
|
|
// Handle contextExtensions option
|
|
JSValue contextExtensionsValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "contextExtensions"_s));
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (!contextExtensionsValue.isEmpty()) {
|
|
if (contextExtensionsValue.isNull() || !contextExtensionsValue.isObject())
|
|
return ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.contextExtensions"_s, "Array"_s, contextExtensionsValue);
|
|
|
|
if (auto* contextExtensionsObject = asObject(contextExtensionsValue)) {
|
|
if (!isArray(globalObject, contextExtensionsObject))
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.contextExtensions"_s, "Array"_s, contextExtensionsValue);
|
|
|
|
// Validate that all items in the array are objects
|
|
auto* contextExtensionsArray = jsCast<JSArray*>(contextExtensionsValue);
|
|
unsigned length = contextExtensionsArray->length();
|
|
for (unsigned i = 0; i < length; i++) {
|
|
JSValue extension = contextExtensionsArray->getIndexQuickly(i);
|
|
if (!extension.isObject())
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.contextExtensions[0]"_s, "object"_s, extension);
|
|
}
|
|
} else {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.contextExtensions"_s, "Array"_s, contextExtensionsValue);
|
|
}
|
|
|
|
this->contextExtensions = contextExtensionsValue;
|
|
any = true;
|
|
}
|
|
}
|
|
|
|
return any;
|
|
}
|
|
};
|
|
|
|
static EncodedJSValue
|
|
constructScript(JSGlobalObject* globalObject, CallFrame* callFrame, JSValue newTarget = JSValue())
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
ArgList args(callFrame);
|
|
JSValue sourceArg = args.at(0);
|
|
String sourceString = sourceArg.isUndefined() ? emptyString() : sourceArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, encodedJSUndefined());
|
|
|
|
JSValue optionsArg = args.at(1);
|
|
ScriptOptions options;
|
|
if (optionsArg.isString()) {
|
|
options.filename = optionsArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
} else if (!options.fromJS(globalObject, vm, scope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(scope, JSValue::encode(jsUndefined()));
|
|
options = {};
|
|
}
|
|
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
Structure* structure = zigGlobalObject->NodeVMScriptStructure();
|
|
if (UNLIKELY(zigGlobalObject->NodeVMScript() != newTarget)) {
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
if (!newTarget) {
|
|
throwTypeError(globalObject, scope, "Class constructor Script cannot be invoked without 'new'"_s);
|
|
return {};
|
|
}
|
|
|
|
auto* functionGlobalObject = defaultGlobalObject(getFunctionRealm(globalObject, newTarget.getObject()));
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
structure = InternalFunction::createSubclassStructure(
|
|
globalObject, newTarget.getObject(), functionGlobalObject->NodeVMScriptStructure());
|
|
scope.release();
|
|
}
|
|
|
|
TextPosition startPosition(options.lineOffset, options.columnOffset);
|
|
|
|
String filename = options.filename;
|
|
|
|
// Create source code with the appropriate source provider
|
|
SourceCode source;
|
|
|
|
bool useCachedData = !options.cachedData.isUndefined() || options.produceCachedData;
|
|
|
|
// Either used the cached data or create it
|
|
if (useCachedData) {
|
|
// Use NodeVMScriptSourceProvider with cachedData
|
|
auto provider = NodeVMScriptSourceProvider::create(
|
|
sourceString,
|
|
WTFMove(filename),
|
|
startPosition,
|
|
options.cachedData);
|
|
source = SourceCode(provider, options.lineOffset.zeroBasedInt(), options.columnOffset.zeroBasedInt());
|
|
|
|
// The provider will not have cached bytecode so we must create it
|
|
if (options.produceCachedData && options.cachedData.isUndefined()) {
|
|
bool produced = false;
|
|
bool rejected = false;
|
|
auto bytecode = generateBytecodeFromSource(vm, source);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
if (!bytecode) {
|
|
rejected = true;
|
|
} else {
|
|
// set the cached bytecode on our NodeVMScriptSourceProvider
|
|
provider->m_cachedBytecode = bytecode;
|
|
produced = true;
|
|
}
|
|
NodeVMScript* script = NodeVMScript::create(vm, globalObject, structure, source);
|
|
|
|
// If produceCachedData is true, we'll generate bytecode cache on first run
|
|
script->m_cachedDataProduced = produced;
|
|
script->m_cachedDataRejected = rejected;
|
|
|
|
auto cachedBytecode = script->source().provider()->cachedBytecode();
|
|
JSC::JSUint8Array* cachedData = createUint8ArrayFromBytecode(globalObject, *cachedBytecode);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
ASSERT(!!cachedData);
|
|
script->setCachedData(vm, *cachedData);
|
|
|
|
return JSValue::encode(JSValue(script));
|
|
}
|
|
|
|
NodeVMScript* script = NodeVMScript::create(vm, globalObject, structure, source);
|
|
|
|
return JSValue::encode(JSValue(script));
|
|
}
|
|
|
|
// Use standard StringSourceProvider
|
|
auto provider = JSC::StringSourceProvider::create(
|
|
sourceString,
|
|
JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(options.filename)),
|
|
WTFMove(filename),
|
|
JSC::SourceTaintedOrigin::Untainted,
|
|
startPosition);
|
|
source = SourceCode(provider, options.lineOffset.zeroBasedInt(), options.columnOffset.zeroBasedInt());
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
NodeVMScript* script = NodeVMScript::create(vm, globalObject, structure, source);
|
|
|
|
return JSValue::encode(JSValue(script));
|
|
}
|
|
|
|
static bool handleException(JSGlobalObject* globalObject, VM& vm, NakedPtr<Exception> exception, ThrowScope& throwScope)
|
|
{
|
|
if (auto* errorInstance = jsDynamicCast<ErrorInstance*>(exception->value())) {
|
|
errorInstance->materializeErrorInfoIfNeeded(vm, vm.propertyNames->stack);
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
JSValue stack_jsval = errorInstance->get(globalObject, vm.propertyNames->stack);
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
if (!stack_jsval.isString()) {
|
|
return false;
|
|
}
|
|
String stack = stack_jsval.toWTFString(globalObject);
|
|
|
|
auto& e_stack = exception->stack();
|
|
size_t stack_size = e_stack.size();
|
|
if (stack_size == 0) {
|
|
return false;
|
|
}
|
|
auto& stack_frame = e_stack[0];
|
|
auto source_url = stack_frame.sourceURL(vm);
|
|
if (source_url.isEmpty()) {
|
|
// copy what Node does: https://github.com/nodejs/node/blob/afe3909483a2d5ae6b847055f544da40571fb28d/lib/vm.js#L94
|
|
source_url = "evalmachine.<anonymous>"_s;
|
|
}
|
|
auto line_and_column = stack_frame.computeLineAndColumn();
|
|
|
|
String prepend = makeString(source_url, ":"_s, line_and_column.line, "\n"_s, stack);
|
|
errorInstance->putDirect(vm, vm.propertyNames->stack, jsString(vm, prepend), JSC::PropertyAttribute::DontEnum | 0);
|
|
|
|
JSC::throwException(globalObject, throwScope, exception.get());
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static JSC::EncodedJSValue runInContext(NodeVMGlobalObject* globalObject, NodeVMScript* script, JSObject* contextifiedObject, JSValue optionsArg, bool allowStringInPlaceOfOptions = false)
|
|
{
|
|
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto throwScope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
RunningScriptOptions options;
|
|
if (allowStringInPlaceOfOptions && optionsArg.isString()) {
|
|
options.filename = optionsArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
} else if (!options.fromJS(globalObject, vm, throwScope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
options = {};
|
|
}
|
|
|
|
// Set the contextified object before evaluating
|
|
globalObject->setContextifiedObject(contextifiedObject);
|
|
|
|
NakedPtr<Exception> exception;
|
|
JSValue result = JSC::evaluate(globalObject, script->source(), globalObject, exception);
|
|
|
|
if (UNLIKELY(exception)) {
|
|
if (handleException(globalObject, vm, exception, throwScope)) {
|
|
return {};
|
|
}
|
|
JSC::throwException(globalObject, throwScope, exception.get());
|
|
return {};
|
|
}
|
|
|
|
return JSValue::encode(result);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptConstructorCall, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
return constructScript(globalObject, callFrame);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptConstructorConstruct, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
return constructScript(globalObject, callFrame, callFrame->newTarget());
|
|
}
|
|
|
|
JSC_DEFINE_CUSTOM_GETTER(scriptGetCachedDataRejected, (JSGlobalObject * globalObject, JSC::EncodedJSValue thisValue, PropertyName))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
JSValue thisVal = JSValue::decode(thisValue);
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisVal);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisVal, "must be a Script"_s);
|
|
}
|
|
|
|
if (script->m_cachedDataRejected.has_value()) {
|
|
return JSValue::encode(jsBoolean(script->m_cachedDataRejected.value()));
|
|
}
|
|
|
|
return JSValue::encode(jsUndefined());
|
|
}
|
|
|
|
JSC_DEFINE_CUSTOM_GETTER(scriptGetCachedDataProduced, (JSGlobalObject * globalObject, JSC::EncodedJSValue thisValue, PropertyName))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
JSValue thisVal = JSValue::decode(thisValue);
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisVal);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisVal, "must be a Script"_s);
|
|
}
|
|
|
|
if (script->m_cachedDataProduced.has_value()) {
|
|
return JSValue::encode(jsBoolean(script->m_cachedDataProduced.value()));
|
|
}
|
|
|
|
return JSValue::encode(jsUndefined());
|
|
}
|
|
|
|
JSC_DEFINE_CUSTOM_GETTER(scriptGetCachedData, (JSGlobalObject * globalObject, JSC::EncodedJSValue thisValue, PropertyName))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
JSValue thisVal = JSValue::decode(thisValue);
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisVal);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisVal, "must be a Script"_s);
|
|
}
|
|
|
|
if (auto cachedBytecode = script->source().provider()->cachedBytecode()) {
|
|
return JSValue::encode(createUint8ArrayFromBytecode(globalObject, *cachedBytecode));
|
|
}
|
|
|
|
return JSValue::encode(script->cachedData());
|
|
}
|
|
// Helper function to generate bytecode from a SourceCode
|
|
static RefPtr<JSC::CachedBytecode> generateBytecodeFromSource(JSC::VM& vm, const JSC::SourceCode& sourceCode)
|
|
{
|
|
JSC::JSLockHolder locker(vm);
|
|
LexicallyScopedFeatures lexicallyScopedFeatures = StrictModeLexicallyScopedFeature;
|
|
JSParserScriptMode scriptMode = JSParserScriptMode::Classic; // VM module uses Classic mode, not Module
|
|
EvalContextType evalContextType = EvalContextType::None;
|
|
|
|
ParserError parserError;
|
|
UnlinkedProgramCodeBlock* unlinkedCodeBlock = JSC::recursivelyGenerateUnlinkedCodeBlockForProgram(
|
|
vm, sourceCode, lexicallyScopedFeatures, scriptMode, {}, parserError, evalContextType);
|
|
|
|
if (parserError.isValid() || !unlinkedCodeBlock)
|
|
return nullptr;
|
|
|
|
auto key = JSC::sourceCodeKeyForSerializedProgram(vm, sourceCode);
|
|
return JSC::encodeCodeBlock(vm, key, unlinkedCodeBlock);
|
|
}
|
|
|
|
// Helper function to create a Uint8Array from bytecode data
|
|
static JSC::JSUint8Array* createUint8ArrayFromBytecode(JSC::JSGlobalObject* globalObject, const JSC::CachedBytecode& bytecode)
|
|
{
|
|
// Get the bytecode data
|
|
auto span = bytecode.span();
|
|
|
|
// Create a Uint8Array with the copied data
|
|
JSC::JSUint8Array* result = JSC::JSUint8Array::create(globalObject, globalObject->typedArrayStructure(TypedArrayType::TypeUint8, false), span.size());
|
|
if (!result)
|
|
return nullptr;
|
|
|
|
// Copy the data into the array buffer
|
|
memcpy(result->vector(), span.data(), span.size());
|
|
|
|
return result;
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptCreateCachedData, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
// Get the script object (this)
|
|
JSValue thisValue = callFrame->thisValue();
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisValue);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisValue, "must be a Script"_s);
|
|
}
|
|
|
|
auto cachedBytecode = script->source().provider()->cachedBytecode();
|
|
JSC::JSUint8Array* cachedData = createUint8ArrayFromBytecode(globalObject, *cachedBytecode);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
ASSERT(!!cachedData);
|
|
|
|
// Store the cached data in the script object
|
|
script->setCachedData(vm, *cachedData);
|
|
script->m_cachedDataProduced = true;
|
|
|
|
return JSValue::encode(cachedData);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptRunInContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
JSValue thisValue = callFrame->thisValue();
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisValue);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisValue, "must be a Script"_s);
|
|
}
|
|
|
|
ArgList args(callFrame);
|
|
JSValue contextArg = args.at(0);
|
|
if (contextArg.isUndefinedOrNull()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextArg);
|
|
}
|
|
|
|
if (!contextArg.isObject()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextArg);
|
|
}
|
|
|
|
JSObject* context = asObject(contextArg);
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
JSValue scopeValue = zigGlobalObject->vmModuleContextMap()->get(context);
|
|
if (scopeValue.isUndefined()) {
|
|
return INVALID_ARG_VALUE_VM_VARIATION(scope, globalObject, "contextifiedObject"_s, context);
|
|
}
|
|
|
|
NodeVMGlobalObject* nodeVmGlobalObject = jsDynamicCast<NodeVMGlobalObject*>(scopeValue);
|
|
if (!nodeVmGlobalObject) {
|
|
return INVALID_ARG_VALUE_VM_VARIATION(scope, globalObject, "contextifiedObject"_s, context);
|
|
}
|
|
|
|
return runInContext(nodeVmGlobalObject, script, context, args.at(1));
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptRunInThisContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
JSValue thisValue = callFrame->thisValue();
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisValue);
|
|
auto throwScope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(throwScope, globalObject, "this"_s, thisValue, "must be a Script"_s);
|
|
}
|
|
|
|
JSValue contextArg = callFrame->argument(0);
|
|
if (contextArg.isUndefined()) {
|
|
contextArg = JSC::constructEmptyObject(globalObject);
|
|
}
|
|
|
|
if (!contextArg.isObject()) {
|
|
return ERR::INVALID_ARG_TYPE(throwScope, globalObject, "context"_s, "object"_s, contextArg);
|
|
}
|
|
|
|
RunningScriptOptions options;
|
|
if (!options.fromJS(globalObject, vm, throwScope, contextArg)) {
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
options = {};
|
|
}
|
|
|
|
NakedPtr<Exception> exception;
|
|
JSValue result = JSC::evaluate(globalObject, script->source(), globalObject, exception);
|
|
|
|
if (UNLIKELY(exception)) {
|
|
if (handleException(globalObject, vm, exception, throwScope)) {
|
|
return {};
|
|
}
|
|
JSC::throwException(globalObject, throwScope, exception.get());
|
|
return {};
|
|
}
|
|
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
return JSValue::encode(result);
|
|
}
|
|
|
|
JSC_DEFINE_CUSTOM_GETTER(scriptGetSourceMapURL, (JSGlobalObject * globalObject, JSC::EncodedJSValue thisValueEncoded, PropertyName))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
JSValue thisValue = JSValue::decode(thisValueEncoded);
|
|
auto* script = jsDynamicCast<NodeVMScript*>(thisValue);
|
|
if (UNLIKELY(!script)) {
|
|
return ERR::INVALID_ARG_VALUE(scope, globalObject, "this"_s, thisValue, "must be a Script"_s);
|
|
}
|
|
|
|
const auto& url = script->source().provider()->sourceMappingURLDirective();
|
|
return JSValue::encode(jsString(vm, url));
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmModuleRunInNewContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
JSValue code = callFrame->argument(0);
|
|
if (!code.isString())
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "code"_s, "string"_s, code);
|
|
|
|
JSValue contextArg = callFrame->argument(1);
|
|
if (contextArg.isUndefined()) {
|
|
contextArg = JSC::constructEmptyObject(globalObject);
|
|
}
|
|
|
|
if (!contextArg.isObject())
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextArg);
|
|
|
|
JSObject* sandbox = asObject(contextArg);
|
|
|
|
// Create context and run code
|
|
auto* context = NodeVMGlobalObject::create(vm,
|
|
defaultGlobalObject(globalObject)->NodeVMGlobalObjectStructure());
|
|
|
|
context->setContextifiedObject(sandbox);
|
|
|
|
JSValue optionsArg = callFrame->argument(2);
|
|
|
|
ScriptOptions options;
|
|
if (optionsArg.isString()) {
|
|
options.filename = optionsArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
} else if (!options.fromJS(globalObject, vm, scope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
options = {};
|
|
}
|
|
|
|
auto sourceCode = SourceCode(
|
|
JSC::StringSourceProvider::create(
|
|
code.toString(globalObject)->value(globalObject),
|
|
JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(options.filename)),
|
|
options.filename,
|
|
JSC::SourceTaintedOrigin::Untainted,
|
|
TextPosition(options.lineOffset, options.columnOffset)),
|
|
options.lineOffset.zeroBasedInt(),
|
|
options.columnOffset.zeroBasedInt());
|
|
|
|
NakedPtr<Exception> exception;
|
|
JSValue result = JSC::evaluate(context, sourceCode, context, exception);
|
|
|
|
if (UNLIKELY(exception)) {
|
|
if (handleException(globalObject, vm, exception, scope)) {
|
|
return {};
|
|
}
|
|
JSC::throwException(globalObject, scope, exception.get());
|
|
return {};
|
|
}
|
|
|
|
return JSValue::encode(result);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmModuleRunInThisContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto sourceStringValue = callFrame->argument(0);
|
|
auto throwScope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
if (!sourceStringValue.isString()) {
|
|
return ERR::INVALID_ARG_TYPE(throwScope, globalObject, "code"_s, "string"_s, sourceStringValue);
|
|
}
|
|
|
|
auto sourceString = sourceStringValue.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(throwScope, encodedJSUndefined());
|
|
|
|
JSValue optionsArg = callFrame->argument(1);
|
|
ScriptOptions options;
|
|
if (optionsArg.isString()) {
|
|
options.filename = optionsArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(throwScope, {});
|
|
} else if (!options.fromJS(globalObject, vm, throwScope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(throwScope, encodedJSUndefined());
|
|
options = {};
|
|
}
|
|
|
|
SourceCode source(
|
|
JSC::StringSourceProvider::create(sourceString, JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(options.filename)), options.filename, JSC::SourceTaintedOrigin::Untainted, TextPosition(options.lineOffset, options.columnOffset)),
|
|
options.lineOffset.zeroBasedInt(), options.columnOffset.zeroBasedInt());
|
|
|
|
WTF::NakedPtr<Exception> exception;
|
|
JSValue result = JSC::evaluate(globalObject, source, globalObject, exception);
|
|
|
|
if (UNLIKELY(exception)) {
|
|
if (handleException(globalObject, vm, exception, throwScope)) {
|
|
return {};
|
|
}
|
|
JSC::throwException(globalObject, throwScope, exception.get());
|
|
return {};
|
|
}
|
|
|
|
return JSValue::encode(result);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmModuleCompileFunction, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
// Step 1: Argument validation
|
|
// Get code argument (required)
|
|
JSValue codeArg = callFrame->argument(0);
|
|
if (!codeArg || !codeArg.isString())
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "code"_s, "string"_s, codeArg);
|
|
|
|
// Get params argument (optional array of strings)
|
|
MarkedArgumentBuffer parameters;
|
|
JSValue paramsArg = callFrame->argument(1);
|
|
if (paramsArg && !paramsArg.isUndefined()) {
|
|
if (!paramsArg.isObject() || !isArray(globalObject, paramsArg))
|
|
return ERR::INVALID_ARG_INSTANCE(scope, globalObject, "params"_s, "Array"_s, paramsArg);
|
|
|
|
auto* paramsArray = jsCast<JSArray*>(paramsArg);
|
|
unsigned length = paramsArray->length();
|
|
for (unsigned i = 0; i < length; i++) {
|
|
JSValue param = paramsArray->getIndexQuickly(i);
|
|
if (!param.isString())
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "params"_s, "Array<string>"_s, paramsArg);
|
|
parameters.append(param);
|
|
}
|
|
}
|
|
|
|
// Get options argument
|
|
JSValue optionsArg = callFrame->argument(2);
|
|
CompileFunctionOptions options;
|
|
if (!options.fromJS(globalObject, vm, scope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
options = {};
|
|
options.parsingContext = globalObject;
|
|
}
|
|
|
|
// Step 3: Create a new function
|
|
// Prepare the function code by combining the parameters and body
|
|
String sourceString = codeArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
// Create an ArgList with the parameters and function body for constructFunction
|
|
MarkedArgumentBuffer constructFunctionArgs;
|
|
|
|
// Add all parameters
|
|
for (unsigned i = 0; i < parameters.size(); i++) {
|
|
constructFunctionArgs.append(parameters.at(i));
|
|
}
|
|
|
|
// Add the function body
|
|
constructFunctionArgs.append(jsString(vm, sourceString));
|
|
|
|
// Create the source origin
|
|
SourceOrigin sourceOrigin = JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(options.filename));
|
|
|
|
// Process contextExtensions if they exist
|
|
JSScope* functionScope = !!options.parsingContext ? options.parsingContext : globalObject;
|
|
|
|
if (!options.contextExtensions.isUndefinedOrNull() && !options.contextExtensions.isEmpty() && options.contextExtensions.isObject() && isArray(globalObject, options.contextExtensions)) {
|
|
auto* contextExtensionsArray = jsCast<JSArray*>(options.contextExtensions);
|
|
unsigned length = contextExtensionsArray->length();
|
|
|
|
if (length > 0) {
|
|
// Get the global scope from the parsing context
|
|
JSScope* currentScope = options.parsingContext->globalScope();
|
|
|
|
// Create JSWithScope objects for each context extension
|
|
for (unsigned i = 0; i < length; i++) {
|
|
JSValue extension = contextExtensionsArray->getIndexQuickly(i);
|
|
if (extension.isObject()) {
|
|
JSObject* extensionObject = asObject(extension);
|
|
currentScope = JSWithScope::create(vm, options.parsingContext, currentScope, extensionObject);
|
|
}
|
|
}
|
|
|
|
// Use the outermost JSWithScope as our function scope
|
|
functionScope = currentScope;
|
|
}
|
|
}
|
|
|
|
options.parsingContext->setGlobalScopeExtension(functionScope);
|
|
|
|
// Create the function using constructAnonymousFunction with the appropriate scope chain
|
|
JSFunction* function = constructAnonymousFunction(globalObject, ArgList(constructFunctionArgs), sourceOrigin, options.filename, JSC::SourceTaintedOrigin::Untainted, TextPosition(options.lineOffset, options.columnOffset), functionScope);
|
|
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (!function)
|
|
return throwVMError(globalObject, scope, "Failed to compile function"_s);
|
|
|
|
return JSValue::encode(function);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(scriptRunInNewContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
auto& vm = JSC::getVM(globalObject);
|
|
NodeVMScript* script = jsDynamicCast<NodeVMScript*>(callFrame->thisValue());
|
|
JSValue contextObjectValue = callFrame->argument(0);
|
|
// TODO: options
|
|
// JSValue optionsObjectValue = callFrame->argument(1);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
if (!script) {
|
|
throwTypeError(globalObject, scope, "this.runInContext is not a function"_s);
|
|
return {};
|
|
}
|
|
|
|
if (!contextObjectValue || contextObjectValue.isUndefinedOrNull()) {
|
|
contextObjectValue = JSC::constructEmptyObject(globalObject);
|
|
}
|
|
|
|
if (UNLIKELY(!contextObjectValue || !contextObjectValue.isObject())) {
|
|
throwTypeError(globalObject, scope, "Context must be an object"_s);
|
|
return {};
|
|
}
|
|
|
|
// we don't care about options for now
|
|
// TODO: options
|
|
// bool didThrow = false;
|
|
|
|
auto* zigGlobal = defaultGlobalObject(globalObject);
|
|
JSObject* context = asObject(contextObjectValue);
|
|
auto* targetContext = NodeVMGlobalObject::create(
|
|
vm, zigGlobal->NodeVMGlobalObjectStructure());
|
|
|
|
return runInContext(targetContext, script, context, callFrame->argument(1));
|
|
}
|
|
|
|
Structure* createNodeVMGlobalObjectStructure(JSC::VM& vm)
|
|
{
|
|
return NodeVMGlobalObject::createStructure(vm, jsNull());
|
|
}
|
|
|
|
NodeVMGlobalObject* createContextImpl(JSC::VM& vm, JSGlobalObject* globalObject, JSObject* sandbox)
|
|
{
|
|
auto* targetContext = NodeVMGlobalObject::create(vm,
|
|
defaultGlobalObject(globalObject)->NodeVMGlobalObjectStructure());
|
|
|
|
// Set sandbox as contextified object
|
|
targetContext->setContextifiedObject(sandbox);
|
|
|
|
// Store context in WeakMap for isContext checks
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
zigGlobalObject->vmModuleContextMap()->set(vm, sandbox, targetContext);
|
|
|
|
return targetContext;
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmModule_createContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
JSValue contextArg = callFrame->argument(0);
|
|
if (contextArg.isUndefinedOrNull()) {
|
|
contextArg = JSC::constructEmptyObject(globalObject);
|
|
}
|
|
|
|
if (!contextArg.isObject()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextArg);
|
|
}
|
|
|
|
JSValue optionsArg = callFrame->argument(1);
|
|
|
|
// Validate options argument
|
|
if (!optionsArg.isUndefined() && !optionsArg.isObject()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options"_s, "object"_s, optionsArg);
|
|
}
|
|
|
|
// If options is provided, validate name and origin properties
|
|
if (optionsArg.isObject()) {
|
|
JSObject* options = asObject(optionsArg);
|
|
|
|
// Check name property
|
|
if (JSValue nameValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "name"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
if (!nameValue.isUndefined() && !nameValue.isString()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.name"_s, "string"_s, nameValue);
|
|
}
|
|
}
|
|
|
|
// Check origin property
|
|
if (JSValue originValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "origin"_s))) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
if (!originValue.isUndefined() && !originValue.isString()) {
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.origin"_s, "string"_s, originValue);
|
|
}
|
|
}
|
|
}
|
|
|
|
JSObject* sandbox = asObject(contextArg);
|
|
|
|
auto* targetContext = NodeVMGlobalObject::create(vm,
|
|
defaultGlobalObject(globalObject)->NodeVMGlobalObjectStructure());
|
|
|
|
// Set sandbox as contextified object
|
|
targetContext->setContextifiedObject(sandbox);
|
|
|
|
// Store context in WeakMap for isContext checks
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
zigGlobalObject->vmModuleContextMap()->set(vm, sandbox, targetContext);
|
|
|
|
return JSValue::encode(sandbox);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmModule_isContext, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
ArgList args(callFrame);
|
|
JSValue contextArg = callFrame->argument(0);
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
bool isContext;
|
|
if (!contextArg || !contextArg.isObject()) {
|
|
isContext = false;
|
|
return ERR::INVALID_ARG_TYPE(scope, globalObject, "object"_s, "object"_s, contextArg);
|
|
} else {
|
|
auto* zigGlobalObject = defaultGlobalObject(globalObject);
|
|
isContext = zigGlobalObject->vmModuleContextMap()->has(asObject(contextArg));
|
|
}
|
|
return JSValue::encode(jsBoolean(isContext));
|
|
}
|
|
|
|
class NodeVMScriptPrototype final : public JSNonFinalObject {
|
|
public:
|
|
using Base = JSNonFinalObject;
|
|
|
|
static NodeVMScriptPrototype* create(VM& vm, JSGlobalObject* globalObject, Structure* structure)
|
|
{
|
|
NodeVMScriptPrototype* ptr = new (NotNull, allocateCell<NodeVMScriptPrototype>(vm)) NodeVMScriptPrototype(vm, structure);
|
|
ptr->finishCreation(vm);
|
|
return ptr;
|
|
}
|
|
|
|
DECLARE_INFO;
|
|
template<typename CellType, SubspaceAccess>
|
|
static GCClient::IsoSubspace* subspaceFor(VM& vm)
|
|
{
|
|
STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(NodeVMScriptPrototype, Base);
|
|
return &vm.plainObjectSpace();
|
|
}
|
|
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
|
|
{
|
|
return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
|
|
}
|
|
|
|
private:
|
|
NodeVMScriptPrototype(VM& vm, Structure* structure)
|
|
: Base(vm, structure)
|
|
{
|
|
}
|
|
|
|
void finishCreation(VM&);
|
|
};
|
|
STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(NodeVMScriptPrototype, NodeVMScriptPrototype::Base);
|
|
|
|
static const struct HashTableValue scriptPrototypeTableValues[] = {
|
|
{ "cachedData"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, scriptGetCachedData, nullptr } },
|
|
{ "cachedDataRejected"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, scriptGetCachedDataRejected, nullptr } },
|
|
{ "cachedDataProduced"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, scriptGetCachedDataProduced, nullptr } },
|
|
{ "createCachedData"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, scriptCreateCachedData, 1 } },
|
|
{ "runInContext"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, scriptRunInContext, 2 } },
|
|
{ "runInNewContext"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, scriptRunInNewContext, 2 } },
|
|
{ "runInThisContext"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, scriptRunInThisContext, 2 } },
|
|
{ "sourceMapURL"_s, static_cast<unsigned>(PropertyAttribute::ReadOnly | PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, scriptGetSourceMapURL, nullptr } },
|
|
};
|
|
|
|
// NodeVMGlobalObject* NodeVMGlobalObject::create(JSC::VM& vm, JSC::Structure* structure)
|
|
// {
|
|
// auto* obj = new (NotNull, allocateCell<NodeVMGlobalObject>(vm)) NodeVMGlobalObject(vm, structure);
|
|
// obj->finishCreation(vm);
|
|
// return obj;
|
|
// }
|
|
|
|
// void NodeVMGlobalObject::finishCreation(VM& vm, JSObject* context)
|
|
// {
|
|
// Base::finishCreation(vm);
|
|
// // We don't need to store the context anymore since we use proxies
|
|
// }
|
|
|
|
// DEFINE_VISIT_CHILDREN(NodeVMGlobalObject);
|
|
|
|
// template<typename Visitor>
|
|
// void NodeVMGlobalObject::visitChildrenImpl(JSCell* cell, Visitor& visitor)
|
|
// {
|
|
// Base::visitChildren(cell, visitor);
|
|
// // auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
// // visitor.append(thisObject->m_proxyTarget);
|
|
// }
|
|
|
|
const ClassInfo NodeVMScriptPrototype::s_info = { "Script"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(NodeVMScriptPrototype) };
|
|
const ClassInfo NodeVMScript::s_info = { "Script"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(NodeVMScript) };
|
|
const ClassInfo NodeVMScriptConstructor::s_info = { "Script"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(NodeVMScriptConstructor) };
|
|
const ClassInfo NodeVMGlobalObject::s_info = { "NodeVMGlobalObject"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(NodeVMGlobalObject) };
|
|
|
|
DEFINE_VISIT_CHILDREN(NodeVMScript);
|
|
|
|
template<typename Visitor>
|
|
void NodeVMScript::visitChildrenImpl(JSCell* cell, Visitor& visitor)
|
|
{
|
|
NodeVMScript* thisObject = jsCast<NodeVMScript*>(cell);
|
|
ASSERT_GC_OBJECT_INHERITS(thisObject, info());
|
|
Base::visitChildren(thisObject, visitor);
|
|
visitor.append(thisObject->m_cachedDirectExecutable);
|
|
thisObject->m_cachedData->visitChildren(thisObject, visitor);
|
|
}
|
|
|
|
NodeVMScriptConstructor::NodeVMScriptConstructor(VM& vm, Structure* structure)
|
|
: NodeVMScriptConstructor::Base(vm, structure, scriptConstructorCall, scriptConstructorConstruct)
|
|
{
|
|
}
|
|
|
|
NodeVMScriptConstructor* NodeVMScriptConstructor::create(VM& vm, JSGlobalObject* globalObject, Structure* structure, JSObject* prototype)
|
|
{
|
|
NodeVMScriptConstructor* ptr = new (NotNull, allocateCell<NodeVMScriptConstructor>(vm)) NodeVMScriptConstructor(vm, structure);
|
|
ptr->finishCreation(vm, prototype);
|
|
return ptr;
|
|
}
|
|
|
|
void NodeVMScriptConstructor::finishCreation(VM& vm, JSObject* prototype)
|
|
{
|
|
Base::finishCreation(vm, 1, "Script"_s, PropertyAdditionMode::WithStructureTransition);
|
|
putDirectWithoutTransition(vm, vm.propertyNames->prototype, prototype, PropertyAttribute::DontEnum | PropertyAttribute::DontDelete | PropertyAttribute::ReadOnly);
|
|
ASSERT(inherits(info()));
|
|
}
|
|
|
|
void NodeVMScriptPrototype::finishCreation(VM& vm)
|
|
{
|
|
Base::finishCreation(vm);
|
|
reifyStaticProperties(vm, NodeVMScript::info(), scriptPrototypeTableValues, *this);
|
|
JSC_TO_STRING_TAG_WITHOUT_TRANSITION();
|
|
}
|
|
|
|
JSObject* NodeVMScript::createPrototype(VM& vm, JSGlobalObject* globalObject)
|
|
{
|
|
return NodeVMScriptPrototype::create(vm, globalObject, NodeVMScriptPrototype::createStructure(vm, globalObject, globalObject->objectPrototype()));
|
|
}
|
|
|
|
NodeVMScript* NodeVMScript::create(VM& vm, JSGlobalObject* globalObject, Structure* structure, SourceCode source)
|
|
{
|
|
NodeVMScript* ptr = new (NotNull, allocateCell<NodeVMScript>(vm)) NodeVMScript(vm, structure, source);
|
|
ptr->finishCreation(vm);
|
|
return ptr;
|
|
}
|
|
|
|
void NodeVMScript::finishCreation(VM& vm)
|
|
{
|
|
Base::finishCreation(vm);
|
|
ASSERT(inherits(info()));
|
|
}
|
|
|
|
void NodeVMScript::destroy(JSCell* cell)
|
|
{
|
|
static_cast<NodeVMScript*>(cell)->NodeVMScript::~NodeVMScript();
|
|
}
|
|
|
|
JSC::JSValue createNodeVMBinding(Zig::GlobalObject* globalObject)
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto* obj = constructEmptyObject(globalObject);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "Script"_s)),
|
|
defaultGlobalObject(globalObject)->NodeVMScript(), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "createContext"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "createContext"_s, vmModule_createContext, ImplementationVisibility::Public), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "isContext"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "isContext"_s, vmModule_isContext, ImplementationVisibility::Public), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "runInNewContext"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "runInNewContext"_s, vmModuleRunInNewContext, ImplementationVisibility::Public), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "runInThisContext"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "runInThisContext"_s, vmModuleRunInThisContext, ImplementationVisibility::Public), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "compileFunction"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "compileFunction"_s, vmModuleCompileFunction, ImplementationVisibility::Public), 0);
|
|
return obj;
|
|
}
|
|
|
|
void configureNodeVM(JSC::VM& vm, Zig::GlobalObject* globalObject)
|
|
{
|
|
globalObject->m_NodeVMScriptClassStructure.initLater(
|
|
[](LazyClassStructure::Initializer& init) {
|
|
auto prototype = NodeVMScript::createPrototype(init.vm, init.global);
|
|
auto* structure = NodeVMScript::createStructure(init.vm, init.global, prototype);
|
|
auto* constructorStructure = NodeVMScriptConstructor::createStructure(
|
|
init.vm, init.global, init.global->m_functionPrototype.get());
|
|
auto* constructor = NodeVMScriptConstructor::create(
|
|
init.vm, init.global, constructorStructure, prototype);
|
|
init.setPrototype(prototype);
|
|
init.setStructure(structure);
|
|
init.setConstructor(constructor);
|
|
});
|
|
|
|
globalObject->m_cachedNodeVMGlobalObjectStructure.initLater(
|
|
[](const JSC::LazyProperty<JSC::JSGlobalObject, Structure>::Initializer& init) {
|
|
init.set(createNodeVMGlobalObjectStructure(init.vm));
|
|
});
|
|
}
|
|
|
|
bool NodeVMGlobalObject::deleteProperty(JSCell* cell, JSGlobalObject* globalObject, PropertyName propertyName, JSC::DeletePropertySlot& slot)
|
|
{
|
|
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
if (UNLIKELY(!thisObject->m_sandbox)) {
|
|
return Base::deleteProperty(cell, globalObject, propertyName, slot);
|
|
}
|
|
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
auto* sandbox = thisObject->m_sandbox.get();
|
|
if (!sandbox->deleteProperty(sandbox, globalObject, propertyName, slot)) {
|
|
return false;
|
|
}
|
|
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
return Base::deleteProperty(cell, globalObject, propertyName, slot);
|
|
}
|
|
|
|
void NodeVMGlobalObject::getOwnPropertyNames(JSObject* cell, JSGlobalObject* globalObject, JSC::PropertyNameArray& propertyNames, JSC::DontEnumPropertiesMode mode)
|
|
{
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
|
|
if (thisObject->m_sandbox) {
|
|
thisObject->m_sandbox->getOwnPropertyNames(
|
|
thisObject->m_sandbox.get(),
|
|
globalObject,
|
|
propertyNames,
|
|
mode);
|
|
}
|
|
|
|
Base::getOwnPropertyNames(cell, globalObject, propertyNames, mode);
|
|
}
|
|
|
|
static JSC::JSFunction* constructAnonymousFunction(JSC::JSGlobalObject* globalObject, const ArgList& args, const SourceOrigin& sourceOrigin, const String& fileName, JSC::SourceTaintedOrigin sourceTaintOrigin, TextPosition position, JSC::JSScope* scope)
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto throwScope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
// wrap the arguments in an anonymous function expression
|
|
int startOffset = 0;
|
|
String code = stringifyAnonymousFunction(globalObject, args, throwScope, &startOffset);
|
|
EXCEPTION_ASSERT(!!throwScope.exception() == code.isNull());
|
|
|
|
position.m_column = OrdinalNumber::fromZeroBasedInt(position.m_column.zeroBasedInt());
|
|
SourceCode sourceCode(
|
|
JSC::StringSourceProvider::create(code, sourceOrigin, fileName, sourceTaintOrigin, position, SourceProviderSourceType::Program),
|
|
position.m_line.oneBasedInt(), position.m_column.oneBasedInt());
|
|
|
|
LexicallyScopedFeatures lexicallyScopedFeatures = globalObject->globalScopeExtension() ? TaintedByWithScopeLexicallyScopedFeature : NoLexicallyScopedFeatures;
|
|
|
|
ParserError error;
|
|
bool isEvalNode = false;
|
|
|
|
// use default name
|
|
Identifier name;
|
|
std::unique_ptr<ProgramNode> program;
|
|
|
|
if (code.is8Bit()) {
|
|
Parser<Lexer<LChar>> parser(vm, sourceCode, ImplementationVisibility::Public, JSParserBuiltinMode::NotBuiltin,
|
|
lexicallyScopedFeatures, JSParserScriptMode::Classic, SourceParseMode::ProgramMode,
|
|
FunctionMode::None, SuperBinding::NotNeeded, ConstructorKind::None, DerivedContextType::None,
|
|
isEvalNode, EvalContextType::None, nullptr);
|
|
|
|
program = parser.parse<ProgramNode>(error, name, ParsingContext::Normal);
|
|
} else {
|
|
Parser<Lexer<UChar>> parser(vm, sourceCode, ImplementationVisibility::Public, JSParserBuiltinMode::NotBuiltin,
|
|
lexicallyScopedFeatures, JSParserScriptMode::Classic, SourceParseMode::ProgramMode,
|
|
FunctionMode::None, SuperBinding::NotNeeded, ConstructorKind::None, DerivedContextType::None,
|
|
isEvalNode, EvalContextType::None, nullptr);
|
|
|
|
program = parser.parse<ProgramNode>(error, name, ParsingContext::Normal);
|
|
}
|
|
|
|
if (!program) {
|
|
RELEASE_ASSERT(error.isValid());
|
|
auto exception = error.toErrorObject(globalObject, sourceCode, -1);
|
|
throwException(globalObject, throwScope, exception);
|
|
return nullptr;
|
|
}
|
|
|
|
// the code we passed in should be a single expression statement containing a function expression
|
|
StatementNode* statement = program->singleStatement();
|
|
if (!statement || !statement->isExprStatement()) {
|
|
JSToken token;
|
|
error = ParserError(ParserError::SyntaxError, ParserError::SyntaxErrorIrrecoverable, token, "Parser error"_s, -1);
|
|
auto exception = error.toErrorObject(globalObject, sourceCode, -1);
|
|
throwException(globalObject, throwScope, exception);
|
|
return nullptr;
|
|
}
|
|
|
|
ExprStatementNode* exprStatement = static_cast<ExprStatementNode*>(statement);
|
|
ExpressionNode* expression = exprStatement->expr();
|
|
if (!expression || !expression->isFuncExprNode()) {
|
|
throwSyntaxError(globalObject, throwScope, "Expected a function expression"_s);
|
|
return nullptr;
|
|
}
|
|
|
|
FunctionMetadataNode* metadata = static_cast<FuncExprNode*>(expression)->metadata();
|
|
ASSERT(metadata);
|
|
if (!metadata)
|
|
return nullptr;
|
|
|
|
// metadata->setStartOffset(startOffset);
|
|
|
|
ConstructAbility constructAbility = constructAbilityForParseMode(metadata->parseMode());
|
|
UnlinkedFunctionExecutable* unlinkedFunctionExecutable = UnlinkedFunctionExecutable::create(
|
|
vm,
|
|
sourceCode,
|
|
metadata,
|
|
UnlinkedNormalFunction,
|
|
constructAbility,
|
|
InlineAttribute::None,
|
|
JSParserScriptMode::Classic,
|
|
nullptr,
|
|
std::nullopt,
|
|
std::nullopt,
|
|
DerivedContextType::None,
|
|
NeedsClassFieldInitializer::No,
|
|
PrivateBrandRequirement::None);
|
|
|
|
unlinkedFunctionExecutable->recordParse(program->features(), metadata->lexicallyScopedFeatures(), /* hasCapturedVariables */ false);
|
|
|
|
FunctionExecutable* functionExecutable = unlinkedFunctionExecutable->link(vm, nullptr, sourceCode, std::nullopt);
|
|
|
|
JSScope* functionScope = scope ? scope : globalObject->globalScope();
|
|
|
|
Structure* structure = JSFunction::selectStructureForNewFuncExp(globalObject, functionExecutable);
|
|
|
|
JSFunction* function = JSFunction::create(vm, globalObject, functionExecutable, functionScope, structure);
|
|
return function;
|
|
}
|
|
|
|
// Helper function to create an anonymous function expression with parameters
|
|
static String stringifyAnonymousFunction(JSGlobalObject* globalObject, const ArgList& args, ThrowScope& scope, int* outOffset)
|
|
{
|
|
// How we stringify functions is important for creating anonymous function expressions
|
|
String program;
|
|
if (args.isEmpty()) {
|
|
// No arguments, just an empty function body
|
|
program = "(function () {\n\n})"_s;
|
|
// program = "(function () {})"_s;
|
|
} else if (args.size() == 1) {
|
|
// Just the function body
|
|
auto body = args.at(0).toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
program = tryMakeString("(function () {"_s, body, "})"_s);
|
|
*outOffset = "(function () {"_s.length();
|
|
|
|
if (UNLIKELY(!program)) {
|
|
throwOutOfMemoryError(globalObject, scope);
|
|
return {};
|
|
}
|
|
} else {
|
|
// Process parameters and body
|
|
unsigned parameterCount = args.size() - 1;
|
|
StringBuilder paramString;
|
|
|
|
for (unsigned i = 0; i < parameterCount; ++i) {
|
|
auto param = args.at(i).toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (i > 0)
|
|
paramString.append(", "_s);
|
|
|
|
paramString.append(param);
|
|
}
|
|
|
|
auto body = args.at(parameterCount).toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
program = tryMakeString("(function ("_s, paramString.toString(), ") {"_s, body, "})"_s);
|
|
*outOffset = "(function ("_s.length() + paramString.length() + ") {"_s.length();
|
|
|
|
if (UNLIKELY(!program)) {
|
|
throwOutOfMemoryError(globalObject, scope);
|
|
return {};
|
|
}
|
|
}
|
|
|
|
return program;
|
|
}
|
|
|
|
} // namespace Bun
|