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LibJS: Add the remaining generator objects

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- %GeneratorFunction%
- %GeneratorFunction.prototype%
- %GeneratorFunction.prototype.prototype%
- %Generator%.prototype
This commit is contained in:
Matthew Olsson 2021-06-15 00:04:08 -07:00 • committed by Linus Groh
parent b205c9814a
commit 22b17219ff
14 changed files with 302 additions and 67 deletions
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26
Userland/Libraries/LibJS/Runtime/GlobalObject.cpp
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@ -37,6 +37,9 @@
#include <LibJS/Runtime/FinalizationRegistryPrototype.h>
#include <LibJS/Runtime/FunctionConstructor.h>
#include <LibJS/Runtime/FunctionPrototype.h>
#include <LibJS/Runtime/GeneratorFunctionConstructor.h>
#include <LibJS/Runtime/GeneratorFunctionPrototype.h>
#include <LibJS/Runtime/GeneratorObjectPrototype.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/IteratorPrototype.h>
#include <LibJS/Runtime/JSONObject.h>
@ -110,18 +113,23 @@ void GlobalObject::initialize_global_object()
// This must be initialized before allocating AggregateErrorPrototype, which uses ErrorPrototype as its prototype.
m_error_prototype = heap().allocate<ErrorPrototype>(*this, *this);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
if (!m_##snake_name##_prototype) \
m_##snake_name##_prototype = heap().allocate<PrototypeName>(*this, *this);
JS_ENUMERATE_BUILTIN_TYPES
#undef __JS_ENUMERATE
#define __JS_ENUMERATE(ClassName, snake_name) \
if (!m_##snake_name##_prototype) \
m_##snake_name##_prototype = heap().allocate<ClassName##Prototype>(*this, *this);
JS_ENUMERATE_ITERATOR_PROTOTYPES
#undef __JS_ENUMERATE
// %GeneratorFunction.prototype.prototype% must be initialized separately as it has no
// companion constructor
m_generator_object_prototype = heap().allocate<GeneratorObjectPrototype>(*this, *this);
m_generator_object_prototype->define_property(vm.names.constructor, m_generator_function_constructor, Attribute::Configurable);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
if (!m_##snake_name##_prototype) \
m_##snake_name##_prototype = heap().allocate<PrototypeName>(*this, *this);
JS_ENUMERATE_BUILTIN_TYPES
#undef __JS_ENUMERATE
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.gc, gc, 0, attr);
define_native_function(vm.names.isNaN, is_nan, 1, attr);
@ -179,6 +187,11 @@ void GlobalObject::initialize_global_object()
JS_ENUMERATE_NATIVE_ERRORS
JS_ENUMERATE_TYPED_ARRAYS
#undef __JS_ENUMERATE
// The generator constructor cannot be initialized with add_constructor as it has no global binding
m_generator_function_constructor = heap().allocate<GeneratorFunctionConstructor>(*this, *this);
// 27.3.3.1 GeneratorFunction.prototype.constructor, https://tc39.es/ecma262/#sec-generatorfunction.prototype.constructor
m_generator_function_prototype->define_property(vm.names.constructor, m_generator_function_constructor, Attribute::Configurable);
}
GlobalObject::~GlobalObject()
@ -193,6 +206,7 @@ void GlobalObject::visit_edges(Visitor& visitor)
visitor.visit(m_new_object_shape);
visitor.visit(m_new_script_function_prototype_object_shape);
visitor.visit(m_proxy_constructor);
visitor.visit(m_generator_object_prototype);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
visitor.visit(m_##snake_name##_constructor); \