mirror of
https://github.com/oven-sh/bun
synced 2026-02-09 10:28:47 +00:00
1329 lines
55 KiB
C++
1329 lines
55 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 "NodeVMScript.h"
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#include "NodeVMModule.h"
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#include "NodeVMSourceTextModule.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/JSCInlines.h"
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#include "JavaScriptCore/CodeCache.h"
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#include "JavaScriptCore/BytecodeCacheError.h"
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#include "wtf/FileHandle.h"
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#include "../vm/SigintWatcher.h"
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namespace Bun {
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using namespace WebCore;
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namespace NodeVM {
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bool extractCachedData(JSValue cachedDataValue, WTF::Vector<uint8_t>& outCachedData)
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{
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if (!cachedDataValue.isCell()) {
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return false;
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}
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if (auto* arrayBufferView = JSC::jsDynamicCast<JSC::JSArrayBufferView*>(cachedDataValue)) {
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if (!arrayBufferView->isDetached()) {
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outCachedData = arrayBufferView->span();
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return true;
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}
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} else if (auto* arrayBuffer = JSC::jsDynamicCast<JSC::JSArrayBuffer*>(cachedDataValue); arrayBuffer && arrayBuffer->impl()) {
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outCachedData = arrayBuffer->impl()->toVector();
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return true;
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}
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return false;
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}
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JSC::JSFunction* constructAnonymousFunction(JSC::JSGlobalObject* globalObject, const ArgList& args, const SourceOrigin& sourceOrigin, const String& fileName, JSC::SourceTaintedOrigin sourceTaintOrigin, TextPosition position, JSC::JSScope* scope)
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{
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VM& vm = globalObject->vm();
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auto throwScope = DECLARE_THROW_SCOPE(vm);
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// wrap the arguments in an anonymous function expression
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int startOffset = 0;
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String code = stringifyAnonymousFunction(globalObject, args, throwScope, &startOffset);
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EXCEPTION_ASSERT(!!throwScope.exception() == code.isNull());
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position.m_column = OrdinalNumber::fromZeroBasedInt(position.m_column.zeroBasedInt());
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SourceCode sourceCode(
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JSC::StringSourceProvider::create(code, sourceOrigin, fileName, sourceTaintOrigin, position, SourceProviderSourceType::Program),
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position.m_line.oneBasedInt(), position.m_column.oneBasedInt());
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LexicallyScopedFeatures lexicallyScopedFeatures = globalObject->globalScopeExtension() ? TaintedByWithScopeLexicallyScopedFeature : NoLexicallyScopedFeatures;
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ParserError error;
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bool isEvalNode = false;
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// use default name
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Identifier name;
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std::unique_ptr<ProgramNode> program;
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if (code.is8Bit()) {
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Parser<Lexer<LChar>> parser(vm, sourceCode, ImplementationVisibility::Public, JSParserBuiltinMode::NotBuiltin,
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lexicallyScopedFeatures, JSParserScriptMode::Classic, SourceParseMode::ProgramMode,
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FunctionMode::None, SuperBinding::NotNeeded, ConstructorKind::None, DerivedContextType::None,
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isEvalNode, EvalContextType::None, nullptr);
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program = parser.parse<ProgramNode>(error, name, ParsingContext::Normal);
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} else {
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Parser<Lexer<UChar>> parser(vm, sourceCode, ImplementationVisibility::Public, JSParserBuiltinMode::NotBuiltin,
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lexicallyScopedFeatures, JSParserScriptMode::Classic, SourceParseMode::ProgramMode,
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FunctionMode::None, SuperBinding::NotNeeded, ConstructorKind::None, DerivedContextType::None,
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isEvalNode, EvalContextType::None, nullptr);
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program = parser.parse<ProgramNode>(error, name, ParsingContext::Normal);
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}
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if (!program) {
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RELEASE_ASSERT(error.isValid());
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auto exception = error.toErrorObject(globalObject, sourceCode, -1);
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throwException(globalObject, throwScope, exception);
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return nullptr;
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}
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// the code we passed in should be a single expression statement containing a function expression
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StatementNode* statement = program->singleStatement();
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if (!statement || !statement->isExprStatement()) {
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JSToken token;
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error = ParserError(ParserError::SyntaxError, ParserError::SyntaxErrorIrrecoverable, token, "Parser error"_s, -1);
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auto exception = error.toErrorObject(globalObject, sourceCode, -1);
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throwException(globalObject, throwScope, exception);
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return nullptr;
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}
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ExprStatementNode* exprStatement = static_cast<ExprStatementNode*>(statement);
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ExpressionNode* expression = exprStatement->expr();
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if (!expression || !expression->isFuncExprNode()) {
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throwSyntaxError(globalObject, throwScope, "Expected a function expression"_s);
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return nullptr;
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}
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FunctionMetadataNode* metadata = static_cast<FuncExprNode*>(expression)->metadata();
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ASSERT(metadata);
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if (!metadata)
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return nullptr;
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// metadata->setStartOffset(startOffset);
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ConstructAbility constructAbility = constructAbilityForParseMode(metadata->parseMode());
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UnlinkedFunctionExecutable* unlinkedFunctionExecutable = UnlinkedFunctionExecutable::create(
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vm,
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sourceCode,
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metadata,
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UnlinkedNormalFunction,
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constructAbility,
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InlineAttribute::None,
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JSParserScriptMode::Classic,
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nullptr,
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std::nullopt,
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std::nullopt,
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DerivedContextType::None,
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NeedsClassFieldInitializer::No,
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PrivateBrandRequirement::None);
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unlinkedFunctionExecutable->recordParse(program->features(), metadata->lexicallyScopedFeatures(), /* hasCapturedVariables */ false);
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FunctionExecutable* functionExecutable = unlinkedFunctionExecutable->link(vm, nullptr, sourceCode, std::nullopt);
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JSScope* functionScope = scope ? scope : globalObject->globalScope();
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Structure* structure = JSFunction::selectStructureForNewFuncExp(globalObject, functionExecutable);
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JSFunction* function = JSFunction::create(vm, globalObject, functionExecutable, functionScope, structure);
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return function;
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}
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// Helper function to create an anonymous function expression with parameters
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String stringifyAnonymousFunction(JSGlobalObject* globalObject, const ArgList& args, ThrowScope& scope, int* outOffset)
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{
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// How we stringify functions is important for creating anonymous function expressions
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String program;
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if (args.isEmpty()) {
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// No arguments, just an empty function body
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program = "(function () {\n\n})"_s;
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// program = "(function () {})"_s;
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} else if (args.size() == 1) {
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// Just the function body
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auto body = args.at(0).toWTFString(globalObject);
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RETURN_IF_EXCEPTION(scope, {});
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program = tryMakeString("(function () {\n"_s, body, "\n})"_s);
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*outOffset = "(function () {\n"_s.length();
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if (UNLIKELY(!program)) {
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throwOutOfMemoryError(globalObject, scope);
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return {};
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}
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} else {
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// Process parameters and body
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unsigned parameterCount = args.size() - 1;
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StringBuilder paramString;
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for (unsigned i = 0; i < parameterCount; ++i) {
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auto param = args.at(i).toWTFString(globalObject);
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RETURN_IF_EXCEPTION(scope, {});
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if (i > 0)
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paramString.append(", "_s);
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paramString.append(param);
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}
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auto body = args.at(parameterCount).toWTFString(globalObject);
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RETURN_IF_EXCEPTION(scope, {});
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program = tryMakeString("(function ("_s, paramString.toString(), ") {\n"_s, body, "\n})"_s);
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*outOffset = "(function ("_s.length() + paramString.length() + ") {\n"_s.length();
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if (UNLIKELY(!program)) {
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throwOutOfMemoryError(globalObject, scope);
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return {};
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}
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}
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return program;
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}
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RefPtr<JSC::CachedBytecode> getBytecode(JSGlobalObject* globalObject, JSC::ProgramExecutable* executable, const JSC::SourceCode& source)
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{
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auto& vm = JSC::getVM(globalObject);
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JSC::CodeCache* cache = vm.codeCache();
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JSC::ParserError parserError;
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JSC::UnlinkedProgramCodeBlock* unlinked = cache->getUnlinkedProgramCodeBlock(vm, executable, source, {}, parserError);
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if (!unlinked || parserError.isValid()) {
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return nullptr;
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}
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JSC::LexicallyScopedFeatures lexicallyScopedFeatures = globalObject->globalScopeExtension() ? TaintedByWithScopeLexicallyScopedFeature : NoLexicallyScopedFeatures;
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JSC::BytecodeCacheError bytecodeCacheError;
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FileSystem::FileHandle fileHandle;
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return JSC::serializeBytecode(vm, unlinked, source, JSC::SourceCodeType::ProgramType, lexicallyScopedFeatures, JSParserScriptMode::Classic, fileHandle, bytecodeCacheError, {});
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}
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JSC::EncodedJSValue createCachedData(JSGlobalObject* globalObject, const JSC::SourceCode& source)
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{
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auto& vm = JSC::getVM(globalObject);
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auto scope = DECLARE_THROW_SCOPE(vm);
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JSC::ProgramExecutable* executable = JSC::ProgramExecutable::create(globalObject, source);
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RETURN_IF_EXCEPTION(scope, {});
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RefPtr<JSC::CachedBytecode> bytecode = getBytecode(globalObject, executable, source);
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RETURN_IF_EXCEPTION(scope, {});
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if (UNLIKELY(!bytecode)) {
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return throwVMError(globalObject, scope, "createCachedData failed"_s);
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}
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std::span<const uint8_t> bytes = bytecode->span();
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auto* buffer = WebCore::createBuffer(globalObject, bytes);
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RETURN_IF_EXCEPTION(scope, {});
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ASSERT(buffer);
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return JSValue::encode(buffer);
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}
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bool handleException(JSGlobalObject* globalObject, VM& vm, NakedPtr<JSC::Exception> exception, ThrowScope& throwScope)
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{
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if (auto* errorInstance = jsDynamicCast<ErrorInstance*>(exception->value())) {
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errorInstance->materializeErrorInfoIfNeeded(vm, vm.propertyNames->stack);
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RETURN_IF_EXCEPTION(throwScope, {});
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JSValue stack_jsval = errorInstance->get(globalObject, vm.propertyNames->stack);
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RETURN_IF_EXCEPTION(throwScope, {});
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if (!stack_jsval.isString()) {
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return false;
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}
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String stack = stack_jsval.toWTFString(globalObject);
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auto& e_stack = exception->stack();
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size_t stack_size = e_stack.size();
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if (stack_size == 0) {
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return false;
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}
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auto& stack_frame = e_stack[0];
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auto source_url = stack_frame.sourceURL(vm);
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if (source_url.isEmpty()) {
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// copy what Node does: https://github.com/nodejs/node/blob/afe3909483a2d5ae6b847055f544da40571fb28d/lib/vm.js#L94
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source_url = "evalmachine.<anonymous>"_s;
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}
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auto line_and_column = stack_frame.computeLineAndColumn();
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String prepend = makeString(source_url, ":"_s, line_and_column.line, "\n"_s, stack);
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errorInstance->putDirect(vm, vm.propertyNames->stack, jsString(vm, prepend), JSC::PropertyAttribute::DontEnum | 0);
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JSC::throwException(globalObject, throwScope, exception.get());
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return true;
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}
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return false;
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}
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// Returns an encoded exception if the options are invalid.
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// Otherwise, returns an empty optional.
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std::optional<JSC::EncodedJSValue> getNodeVMContextOptions(JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSValue optionsArg, NodeVMContextOptions& outOptions, ASCIILiteral codeGenerationKey)
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{
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outOptions = {};
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// If options is provided, validate name and origin properties
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if (!optionsArg.isObject()) {
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return std::nullopt;
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}
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JSObject* options = asObject(optionsArg);
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// Check name property
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if (JSValue nameValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "name"_s))) {
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RETURN_IF_EXCEPTION(scope, {});
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if (!nameValue.isUndefined() && !nameValue.isString()) {
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return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.name"_s, "string"_s, nameValue);
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}
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}
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// Check origin property
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if (JSValue originValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "origin"_s))) {
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RETURN_IF_EXCEPTION(scope, {});
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if (!originValue.isUndefined() && !originValue.isString()) {
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return ERR::INVALID_ARG_TYPE(scope, globalObject, "options.origin"_s, "string"_s, originValue);
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}
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}
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if (JSValue codeGenerationValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, codeGenerationKey))) {
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RETURN_IF_EXCEPTION(scope, {});
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if (codeGenerationValue.isUndefined()) {
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return std::nullopt;
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}
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if (!codeGenerationValue.isObject()) {
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return ERR::INVALID_ARG_TYPE(scope, globalObject, WTF::makeString("options."_s, codeGenerationKey), "object"_s, codeGenerationValue);
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}
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JSObject* codeGenerationObject = asObject(codeGenerationValue);
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if (JSValue allowStringsValue = codeGenerationObject->getIfPropertyExists(globalObject, Identifier::fromString(vm, "strings"_s))) {
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RETURN_IF_EXCEPTION(scope, {});
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if (!allowStringsValue.isBoolean()) {
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return ERR::INVALID_ARG_TYPE(scope, globalObject, WTF::makeString("options."_s, codeGenerationKey, ".strings"_s), "boolean"_s, allowStringsValue);
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}
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outOptions.allowStrings = allowStringsValue.toBoolean(globalObject);
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}
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if (JSValue allowWasmValue = codeGenerationObject->getIfPropertyExists(globalObject, Identifier::fromString(vm, "wasm"_s))) {
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RETURN_IF_EXCEPTION(scope, {});
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if (!allowWasmValue.isBoolean()) {
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return ERR::INVALID_ARG_TYPE(scope, globalObject, WTF::makeString("options."_s, codeGenerationKey, ".wasm"_s), "boolean"_s, allowWasmValue);
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}
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outOptions.allowWasm = allowWasmValue.toBoolean(globalObject);
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}
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}
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return std::nullopt;
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}
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NodeVMGlobalObject* getGlobalObjectFromContext(JSGlobalObject* globalObject, JSValue contextValue, bool canThrow)
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{
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auto scope = DECLARE_THROW_SCOPE(globalObject->vm());
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if (contextValue.isUndefinedOrNull()) {
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if (canThrow) {
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ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextValue);
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}
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return nullptr;
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}
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if (!contextValue.isObject()) {
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if (canThrow) {
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ERR::INVALID_ARG_TYPE(scope, globalObject, "context"_s, "object"_s, contextValue);
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}
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return nullptr;
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}
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JSObject* context = asObject(contextValue);
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auto* zigGlobalObject = defaultGlobalObject(globalObject);
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JSValue scopeValue = zigGlobalObject->vmModuleContextMap()->get(context);
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if (scopeValue.isUndefined()) {
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if (canThrow) {
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INVALID_ARG_VALUE_VM_VARIATION(scope, globalObject, "contextifiedObject"_s, context);
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}
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return nullptr;
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}
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NodeVMGlobalObject* nodeVmGlobalObject = jsDynamicCast<NodeVMGlobalObject*>(scopeValue);
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if (!nodeVmGlobalObject) {
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if (canThrow) {
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INVALID_ARG_VALUE_VM_VARIATION(scope, globalObject, "contextifiedObject"_s, context);
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}
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return nullptr;
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}
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return nodeVmGlobalObject;
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}
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/// For some reason Node has this error message with a grammatical 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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throwScope.throwException(globalObject, createError(globalObject, ErrorCode::ERR_INVALID_ARG_TYPE, makeString("The \""_s, name, "\" argument must be an vm.Context"_s)));
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return {};
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}
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} // namespace NodeVM
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using namespace NodeVM;
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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, NodeVMContextOptions options)
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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, options);
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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& vm, NodeVMContextOptions options)
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{
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Base::finishCreation(vm);
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setEvalEnabled(options.allowStrings, "Code generation from strings disallowed for this context"_s);
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setWebAssemblyEnabled(options.allowWasm, "Wasm code generation disallowed by embedder"_s);
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vm.ensureTerminationException();
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}
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void NodeVMGlobalObject::destroy(JSCell* cell)
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{
|
|
static_cast<NodeVMGlobalObject*>(cell)->~NodeVMGlobalObject();
|
|
}
|
|
|
|
NodeVMGlobalObject::~NodeVMGlobalObject()
|
|
{
|
|
SigintWatcher::get().unregisterGlobalObject(this);
|
|
}
|
|
|
|
void NodeVMGlobalObject::setContextifiedObject(JSC::JSObject* contextifiedObject)
|
|
{
|
|
m_sandbox.set(vm(), this, contextifiedObject);
|
|
}
|
|
|
|
void NodeVMGlobalObject::clearContextifiedObject()
|
|
{
|
|
m_sandbox.clear();
|
|
}
|
|
|
|
void NodeVMGlobalObject::sigintReceived()
|
|
{
|
|
vm().notifyNeedTermination();
|
|
}
|
|
|
|
bool NodeVMGlobalObject::put(JSCell* cell, JSGlobalObject* globalObject, PropertyName propertyName, JSValue value, PutPropertySlot& slot)
|
|
{
|
|
// if (!propertyName.isSymbol())
|
|
// printf("put called for %s\n", propertyName.publicName()->utf8().data());
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
|
|
if (!thisObject->m_sandbox) {
|
|
return Base::put(cell, globalObject, propertyName, value, slot);
|
|
}
|
|
|
|
auto* sandbox = thisObject->m_sandbox.get();
|
|
|
|
auto& vm = JSC::getVM(globalObject);
|
|
JSValue thisValue = slot.thisValue();
|
|
bool isContextualStore = thisValue != JSValue(globalObject);
|
|
(void)isContextualStore;
|
|
bool isDeclaredOnGlobalObject = slot.type() == JSC::PutPropertySlot::NewProperty;
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
PropertySlot getter(sandbox, PropertySlot::InternalMethodType::Get, nullptr);
|
|
bool isDeclaredOnSandbox = sandbox->getPropertySlot(globalObject, propertyName, getter);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
bool isDeclared = isDeclaredOnGlobalObject || isDeclaredOnSandbox;
|
|
bool isFunction = value.isCallable();
|
|
|
|
if (slot.isStrictMode() && !isDeclared && isContextualStore && !isFunction) {
|
|
return Base::put(cell, globalObject, propertyName, value, slot);
|
|
}
|
|
|
|
if (!isDeclared && value.isSymbol()) {
|
|
return Base::put(cell, globalObject, propertyName, value, slot);
|
|
}
|
|
|
|
slot.setThisValue(sandbox);
|
|
|
|
if (!sandbox->methodTable()->put(sandbox, globalObject, propertyName, value, slot)) {
|
|
return false;
|
|
}
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
|
|
if (isDeclaredOnSandbox && getter.isAccessor() and (getter.attributes() & PropertyAttribute::DontEnum) == 0) {
|
|
return true;
|
|
}
|
|
|
|
slot.setThisValue(thisValue);
|
|
|
|
return Base::put(cell, globalObject, propertyName, value, slot);
|
|
}
|
|
|
|
// This is copy-pasted from JSC's ProxyObject.cpp
|
|
static const ASCIILiteral s_proxyAlreadyRevokedErrorMessage { "Proxy has already been revoked. No more operations are allowed to be performed on it"_s };
|
|
|
|
bool NodeVMGlobalObject::getOwnPropertySlot(JSObject* cell, JSGlobalObject* globalObject, PropertyName propertyName, PropertySlot& slot)
|
|
{
|
|
// if (!propertyName.isSymbol())
|
|
// printf("getOwnPropertySlot called for %s\n", propertyName.publicName()->utf8().data());
|
|
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
if (thisObject->m_sandbox) {
|
|
auto* contextifiedObject = thisObject->m_sandbox.get();
|
|
slot.setThisValue(contextifiedObject);
|
|
// Unfortunately we must special case ProxyObjects. Why?
|
|
//
|
|
// When we run this:
|
|
//
|
|
// ```js
|
|
// vm.runInNewContext("String", new Proxy({}, {}))
|
|
// ```
|
|
//
|
|
// It always returns undefined (it should return the String constructor function).
|
|
//
|
|
// This is because JSC seems to always return true when calling
|
|
// `contextifiedObject->methodTable()->getOwnPropertySlot` for ProxyObjects, so
|
|
// we never fall through to call `Base::getOwnPropertySlot` to fetch it from the globalObject.
|
|
//
|
|
// This only happens when `slot.internalMethodType() == JSC::PropertySlot::InternalMethodType::Get`
|
|
// and there is no `get` trap set on the proxy object.
|
|
if (slot.internalMethodType() == JSC::PropertySlot::InternalMethodType::Get && contextifiedObject->type() == JSC::ProxyObjectType) {
|
|
JSC::ProxyObject* proxyObject = jsCast<JSC::ProxyObject*>(contextifiedObject);
|
|
|
|
JSValue handlerValue = proxyObject->handler();
|
|
if (handlerValue.isNull())
|
|
return throwTypeError(globalObject, scope, s_proxyAlreadyRevokedErrorMessage);
|
|
|
|
JSObject* handler = jsCast<JSObject*>(handlerValue);
|
|
CallData callData;
|
|
JSObject* getHandler = proxyObject->getHandlerTrap(globalObject, handler, callData, vm.propertyNames->get, ProxyObject::HandlerTrap::Get);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
// If there is a `get` trap, we don't need to our special handling
|
|
if (getHandler) {
|
|
if (contextifiedObject->methodTable()->getOwnPropertySlot(contextifiedObject, globalObject, propertyName, slot)) {
|
|
return true;
|
|
}
|
|
goto try_from_global;
|
|
}
|
|
|
|
// A lot of this is copy-pasted from JSC's `ProxyObject::getOwnPropertySlotCommon` function in
|
|
// ProxyObject.cpp, need to make sure we keep this in sync when we update JSC...
|
|
|
|
slot.disableCaching();
|
|
slot.setIsTaintedByOpaqueObject();
|
|
|
|
if (slot.isVMInquiry()) {
|
|
goto try_from_global;
|
|
}
|
|
|
|
JSValue receiver = slot.thisValue();
|
|
|
|
// We're going to have to look this up ourselves
|
|
PropertySlot target_slot(receiver, PropertySlot::InternalMethodType::Get);
|
|
JSObject* target = proxyObject->target();
|
|
bool hasProperty = target->getPropertySlot(globalObject, propertyName, target_slot);
|
|
EXCEPTION_ASSERT(!scope.exception() || !hasProperty);
|
|
if (hasProperty) {
|
|
unsigned ignoredAttributes = 0;
|
|
JSValue result = target_slot.getValue(globalObject, propertyName);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
slot.setValue(proxyObject, ignoredAttributes, result);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
return true;
|
|
}
|
|
|
|
goto try_from_global;
|
|
}
|
|
|
|
if (contextifiedObject->getPropertySlot(globalObject, propertyName, slot)) {
|
|
return true;
|
|
}
|
|
|
|
try_from_global:
|
|
|
|
slot.setThisValue(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
}
|
|
|
|
return Base::getOwnPropertySlot(cell, globalObject, propertyName, slot);
|
|
}
|
|
|
|
bool NodeVMGlobalObject::defineOwnProperty(JSObject* cell, JSGlobalObject* globalObject, PropertyName propertyName, const PropertyDescriptor& descriptor, bool shouldThrow)
|
|
{
|
|
// if (!propertyName.isSymbol())
|
|
// printf("defineOwnProperty called for %s\n", propertyName.publicName()->utf8().data());
|
|
auto* thisObject = jsCast<NodeVMGlobalObject*>(cell);
|
|
if (!thisObject->m_sandbox) {
|
|
return Base::defineOwnProperty(cell, globalObject, propertyName, descriptor, shouldThrow);
|
|
}
|
|
|
|
auto* contextifiedObject = thisObject->m_sandbox.get();
|
|
auto& vm = JSC::getVM(globalObject);
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
PropertySlot slot(globalObject, PropertySlot::InternalMethodType::GetOwnProperty, nullptr);
|
|
bool isDeclaredOnGlobalProxy = globalObject->JSC::JSGlobalObject::getOwnPropertySlot(globalObject, globalObject, propertyName, slot);
|
|
|
|
// If the property is set on the global as neither writable nor
|
|
// configurable, don't change it on the global or sandbox.
|
|
if (isDeclaredOnGlobalProxy && (slot.attributes() & PropertyAttribute::ReadOnly) != 0 && (slot.attributes() & PropertyAttribute::DontDelete) != 0) {
|
|
return Base::defineOwnProperty(cell, globalObject, propertyName, descriptor, shouldThrow);
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
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);
|
|
|
|
JSValue contextOptionsArg = callFrame->argument(2);
|
|
|
|
NodeVMContextOptions contextOptions {};
|
|
|
|
if (auto encodedException = getNodeVMContextOptions(globalObject, vm, scope, contextOptionsArg, contextOptions, "contextCodeGeneration")) {
|
|
return *encodedException;
|
|
}
|
|
|
|
// Create context and run code
|
|
auto* context = NodeVMGlobalObject::create(vm,
|
|
defaultGlobalObject(globalObject)->NodeVMGlobalObjectStructure(),
|
|
contextOptions);
|
|
|
|
context->setContextifiedObject(sandbox);
|
|
|
|
JSValue optionsArg = callFrame->argument(2);
|
|
|
|
ScriptOptions options(optionsArg.toWTFString(globalObject), OrdinalNumber::fromZeroBasedInt(0), OrdinalNumber::fromZeroBasedInt(0));
|
|
if (optionsArg.isString()) {
|
|
options.filename = optionsArg.toWTFString(globalObject);
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
} else if (!options.fromJS(globalObject, vm, scope, optionsArg)) {
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
}
|
|
|
|
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<JSC::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(optionsArg.toWTFString(globalObject), OrdinalNumber::fromZeroBasedInt(0), OrdinalNumber::fromZeroBasedInt(0));
|
|
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());
|
|
}
|
|
|
|
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<JSC::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);
|
|
}
|
|
|
|
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(),
|
|
NodeVMContextOptions {});
|
|
|
|
// 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);
|
|
}
|
|
|
|
NodeVMContextOptions contextOptions {};
|
|
|
|
if (auto encodedException = getNodeVMContextOptions(globalObject, vm, scope, optionsArg, contextOptions, "codeGeneration")) {
|
|
return *encodedException;
|
|
}
|
|
|
|
JSObject* sandbox = asObject(contextArg);
|
|
|
|
auto* targetContext = NodeVMGlobalObject::create(vm,
|
|
defaultGlobalObject(globalObject)->NodeVMGlobalObjectStructure(),
|
|
contextOptions);
|
|
|
|
// 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));
|
|
}
|
|
|
|
// 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 NodeVMGlobalObject::s_info = { "NodeVMGlobalObject"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(NodeVMGlobalObject) };
|
|
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);
|
|
}
|
|
|
|
JSC_DEFINE_HOST_FUNCTION(vmIsModuleNamespaceObject, (JSGlobalObject * globalObject, CallFrame* callFrame))
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
return JSValue::encode(JSC::jsBoolean(false)); // TODO(@heimskr): implement
|
|
|
|
// JSValue argument = callFrame->argument(0);
|
|
// if (!argument.isObject()) {
|
|
// return JSValue::encode(JSC::jsBoolean(false));
|
|
// }
|
|
|
|
// JSObject* object = asObject(argument);
|
|
}
|
|
|
|
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, "Module"_s)),
|
|
defaultGlobalObject(globalObject)->NodeVMSourceTextModule(), 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);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "isModuleNamespaceObject"_s)),
|
|
JSC::JSFunction::create(vm, globalObject, 0, "isModuleNamespaceObject"_s, vmIsModuleNamespaceObject, ImplementationVisibility::Public), 1);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kUnlinked"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Unlinked)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kLinking"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Linking)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kLinked"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Linked)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kEvaluating"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Evaluating)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kEvaluated"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Evaluated)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kErrored"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMSourceTextModule::Status::Errored)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kSourceText"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMModule::Type::SourceText)), 0);
|
|
obj->putDirect(
|
|
vm, JSC::PropertyName(JSC::Identifier::fromString(vm, "kSynthetic"_s)),
|
|
JSC::jsNumber(static_cast<unsigned>(NodeVMModule::Type::Synthetic)), 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_NodeVMSourceTextModuleClassStructure.initLater(
|
|
[](LazyClassStructure::Initializer& init) {
|
|
auto prototype = NodeVMSourceTextModule::createPrototype(init.vm, init.global);
|
|
auto* structure = NodeVMSourceTextModule::createStructure(init.vm, init.global, prototype);
|
|
auto* constructorStructure = NodeVMModuleConstructor::createStructure(
|
|
init.vm, init.global, init.global->m_functionPrototype.get());
|
|
auto* constructor = NodeVMModuleConstructor::create(
|
|
init.vm, init.global, constructorStructure, prototype);
|
|
init.setPrototype(prototype);
|
|
init.setStructure(structure);
|
|
init.setConstructor(constructor);
|
|
});
|
|
|
|
// globalObject->m_NodeVMSyntheticModuleClassStructure.initLater(
|
|
// [](LazyClassStructure::Initializer& init) {
|
|
// auto prototype = NodeVMSyntheticModule::createPrototype(init.vm, init.global);
|
|
// auto* structure = NodeVMSyntheticModule::createStructure(init.vm, init.global, prototype);
|
|
// auto* constructorStructure = NodeVMModuleConstructor::createStructure(
|
|
// init.vm, init.global, init.global->m_functionPrototype.get());
|
|
// auto* constructor = NodeVMModuleConstructor::create(
|
|
// init.vm, init.global, constructorStructure, prototype);
|
|
// });
|
|
|
|
globalObject->m_cachedNodeVMGlobalObjectStructure.initLater(
|
|
[](const JSC::LazyProperty<JSC::JSGlobalObject, Structure>::Initializer& init) {
|
|
init.set(createNodeVMGlobalObjectStructure(init.vm));
|
|
});
|
|
}
|
|
|
|
BaseVMOptions::BaseVMOptions(String filename)
|
|
: filename(WTFMove(filename))
|
|
{
|
|
}
|
|
|
|
BaseVMOptions::BaseVMOptions(String filename, OrdinalNumber lineOffset, OrdinalNumber columnOffset)
|
|
: filename(WTFMove(filename))
|
|
, lineOffset(lineOffset)
|
|
, columnOffset(columnOffset)
|
|
{
|
|
}
|
|
|
|
bool BaseVMOptions::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 BaseVMOptions::validateProduceCachedData(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options, bool& outProduceCachedData)
|
|
{
|
|
JSValue produceCachedDataOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "produceCachedData"_s));
|
|
if (produceCachedDataOpt && !produceCachedDataOpt.isUndefined()) {
|
|
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;
|
|
}
|
|
|
|
bool BaseVMOptions::validateCachedData(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options, WTF::Vector<uint8_t>& outCachedData)
|
|
{
|
|
JSValue cachedDataOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "cachedData"_s));
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (cachedDataOpt && !cachedDataOpt.isUndefined()) {
|
|
// Verify it's a Buffer, TypedArray or DataView and extract the data if it is.
|
|
if (extractCachedData(cachedDataOpt, outCachedData)) {
|
|
return true;
|
|
}
|
|
|
|
ERR::INVALID_ARG_INSTANCE(scope, globalObject, "options.cachedData"_s, "Buffer, TypedArray, or DataView"_s, cachedDataOpt);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool BaseVMOptions::validateTimeout(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSObject* options, std::optional<int64_t>& outTimeout)
|
|
{
|
|
JSValue timeoutOpt = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "timeout"_s));
|
|
if (timeoutOpt && !timeoutOpt.isUndefined()) {
|
|
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;
|
|
}
|
|
|
|
bool CompileFunctionOptions::fromJS(JSC::JSGlobalObject* globalObject, JSC::VM& vm, JSC::ThrowScope& scope, JSC::JSValue optionsArg)
|
|
{
|
|
this->parsingContext = globalObject;
|
|
bool any = BaseVMOptions::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, this->cachedData)) {
|
|
RETURN_IF_EXCEPTION(scope, false);
|
|
any = true;
|
|
}
|
|
|
|
JSValue parsingContextValue = options->getIfPropertyExists(globalObject, Identifier::fromString(vm, "parsingContext"_s));
|
|
RETURN_IF_EXCEPTION(scope, {});
|
|
|
|
if (!parsingContextValue.isEmpty() && !parsingContextValue.isUndefined()) {
|
|
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() && !contextExtensionsValue.isUndefined()) {
|
|
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;
|
|
}
|
|
|
|
} // namespace Bun
|