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Diffstat (limited to 'js/src/frontend/DecoratorEmitter.h')
-rw-r--r-- | js/src/frontend/DecoratorEmitter.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/js/src/frontend/DecoratorEmitter.h b/js/src/frontend/DecoratorEmitter.h new file mode 100644 index 0000000000..c5e90c7985 --- /dev/null +++ b/js/src/frontend/DecoratorEmitter.h @@ -0,0 +1,82 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef frontend_DecoratorEmitter_h +#define frontend_DecoratorEmitter_h + +#include "mozilla/Attributes.h" +#include "mozilla/Maybe.h" + +#include "frontend/ParseNode.h" + +#include "js/AllocPolicy.h" +#include "js/Vector.h" + +namespace js::frontend { + +struct BytecodeEmitter; + +class MOZ_STACK_CLASS DecoratorEmitter { + private: + BytecodeEmitter* bce_; + + public: + enum Kind { Method, Getter, Setter, Field, Accessor, Class }; + + explicit DecoratorEmitter(BytecodeEmitter* bce); + + [[nodiscard]] bool emitApplyDecoratorsToElementDefinition( + Kind kind, ParseNode* key, ListNode* decorators, bool isStatic); + + [[nodiscard]] bool emitApplyDecoratorsToFieldDefinition(ParseNode* key, + ListNode* decorators, + bool isStatic); + + [[nodiscard]] bool emitApplyDecoratorsToAccessorDefinition( + ParseNode* key, ListNode* decorators, bool isStatic); + + [[nodiscard]] bool emitApplyDecoratorsToClassDefinition(ParseNode* key, + ListNode* decorators); + + [[nodiscard]] bool emitInitializeFieldOrAccessor(); + + [[nodiscard]] bool emitCreateAddInitializerFunction( + FunctionNode* addInitializerFunction, TaggedParserAtomIndex initializers); + + [[nodiscard]] bool emitCallExtraInitializers( + TaggedParserAtomIndex extraInitializers); + + private: + [[nodiscard]] bool emitPropertyKey(ParseNode* key); + + [[nodiscard]] bool emitDecorationState(); + + [[nodiscard]] bool emitUpdateDecorationState(); + + [[nodiscard]] bool emitCallDecoratorForElement(Kind kind, ParseNode* key, + bool isStatic, + ParseNode* decorator); + + [[nodiscard]] bool emitCreateDecoratorAccessObject(); + + [[nodiscard]] bool emitCheckIsUndefined(); + + [[nodiscard]] bool emitCreateAddInitializerFunction(); + + [[nodiscard]] bool emitCreateDecoratorContextObject(Kind kind, ParseNode* key, + bool isStatic, + TokenPos pos); + + [[nodiscard]] bool emitHandleNewValueField(TaggedParserAtomIndex atom, + int8_t offset); + + using DecoratorsVector = js::Vector<ParseNode*, 2, js::SystemAllocPolicy>; + + [[nodiscard]] bool reverseDecoratorsToApplicationOrder( + const ListNode* decorators, DecoratorsVector& vec); +}; + +} /* namespace js::frontend */ + +#endif /* frontend_DecoratorEmitter_h */ |