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qv4generatorobject.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2018 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQml module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
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31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
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35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include <qv4generatorobject_p.h>-
41#include <qv4symbol_p.h>-
42#include <qv4iterator_p.h>-
43#include <qv4jscall_p.h>-
44#include <qv4vme_moth_p.h>-
45-
46using namespace QV4;-
47-
48DEFINE_OBJECT_VTABLE(GeneratorFunctionCtor);-
49DEFINE_OBJECT_VTABLE(GeneratorFunction);-
50DEFINE_OBJECT_VTABLE(GeneratorObject);-
51-
52void Heap::GeneratorFunctionCtor::init(QV4::ExecutionContext *scope)-
53{-
54 Heap::FunctionObject::init(scope, QStringLiteral("GeneratorFunction"));
executed 98596 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
98596
55}
executed 99150 times by 153 tests: end of block
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99150
56-
57ReturnedValue GeneratorFunctionCtor::virtualCallAsConstructor(const FunctionObject *f, const Value *argv, int argc, const Value *)-
58{-
59 ExecutionEngine *engine = f->engine();-
60-
61 QQmlRefPointer<CompiledData::CompilationUnit> compilationUnit = parse(engine, argv, argc, Type_Generator);-
62 if (engine->hasException)
engine->hasExceptionDescription
TRUEevaluated 8 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 111 times by 1 test
Evaluated by:
  • tst_ecmascripttests
8-111
63 return Encode::undefined();
executed 8 times by 1 test: return Encode::undefined();
Executed by:
  • tst_ecmascripttests
8
64-
65 Function *vmf = compilationUnit->linkToEngine(engine);-
66 ExecutionContext *global = engine->scriptContext();-
67 return Encode(GeneratorFunction::create(global, vmf));
executed 111 times by 1 test: return Encode(GeneratorFunction::create(global, vmf));
Executed by:
  • tst_ecmascripttests
111
68}-
69-
70// 15.3.1: This is equivalent to new Function(...)-
71ReturnedValue GeneratorFunctionCtor::virtualCall(const FunctionObject *f, const Value *, const Value *argv, int argc)-
72{-
73 return virtualCallAsConstructor(f, argv, argc, f);
executed 92 times by 1 test: return virtualCallAsConstructor(f, argv, argc, f);
Executed by:
  • tst_ecmascripttests
92
74}-
75-
76Heap::FunctionObject *GeneratorFunction::create(ExecutionContext *context, Function *function)-
77{-
78 Scope scope(context);-
79 Scoped<GeneratorFunction> g(scope, context->engine()->memoryManager->allocate<GeneratorFunction>(context, function));-
80 ScopedObject proto(scope, scope.engine->newObject());-
81 proto->setPrototypeOf(scope.engine->generatorPrototype());-
82 g->defineDefaultProperty(scope.engine->id_prototype(), proto, Attr_NotConfigurable|Attr_NotEnumerable);-
83 g->setPrototypeOf(ScopedObject(scope, scope.engine->generatorFunctionCtor()->get(scope.engine->id_prototype())));-
84 return g->d();
executed 6223 times by 1 test: return g->d();
Executed by:
  • tst_ecmascripttests
6223
85}-
86-
87ReturnedValue GeneratorFunction::virtualCallAsConstructor(const FunctionObject *f, const Value *, int, const Value *)-
88{-
89 return f->engine()->throwTypeError();
executed 16 times by 1 test: return f->engine()->throwTypeError();
Executed by:
  • tst_ecmascripttests
16
90}-
91-
92ReturnedValue GeneratorFunction::virtualCall(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc)-
93{-
94 const GeneratorFunction *gf = static_cast<const GeneratorFunction *>(f);-
95 Function *function = gf->function();-
96 ExecutionEngine *engine = gf->engine();-
97-
98 // We need to set up a separate stack for the generator, as it's being re-entered-
99 uint stackSize = argc // space for the original arguments-
100 + CppStackFrame::requiredJSStackFrameSize(function); // space for the JS stack frame-
101-
102 size_t requiredMemory = sizeof(GeneratorObject::Data) - sizeof(Value) + sizeof(Value) * stackSize;-
103-
104 Scope scope(gf);-
105 Scoped<GeneratorObject> g(scope, scope.engine->memoryManager->allocManaged<GeneratorObject>(requiredMemory, scope.engine->classes[EngineBase::Class_GeneratorObject]));-
106 g->setPrototypeOf(ScopedObject(scope, gf->get(scope.engine->id_prototype())));-
107-
108 Heap::GeneratorObject *gp = g->d();-
109 gp->stack.size = stackSize;-
110 gp->stack.alloc = stackSize;-
111-
112 // copy original arguments-
113 memcpy(gp->stack.values, argv, argc*sizeof(Value));-
114 gp->cppFrame.init(engine, function, gp->stack.values, argc);-
115 gp->cppFrame.setupJSFrame(&gp->stack.values[argc], *gf, gf->scope(),-
116 thisObject ? *thisObject : Primitive::undefinedValue(),-
117 Primitive::undefinedValue());-
118-
119 gp->cppFrame.push();-
120-
121 Moth::VME::interpret(&gp->cppFrame, engine, function->codeData);-
122 gp->state = GeneratorState::SuspendedStart;-
123-
124 gp->cppFrame.pop();-
125 return g->asReturnedValue();
executed 7777 times by 1 test: return g->asReturnedValue();
Executed by:
  • tst_ecmascripttests
7777
126}-
127-
128-
129void Heap::GeneratorPrototype::init()-
130{-
131 Heap::FunctionObject::init();-
132}
never executed: end of block
0
133-
134-
135void GeneratorPrototype::init(ExecutionEngine *engine, Object *ctor)-
136{-
137 Scope scope(engine);-
138 ScopedValue v(scope);-
139-
140 ScopedObject ctorProto(scope, engine->newObject(engine->newInternalClass(Object::staticVTable(), engine->functionPrototype())));-
141-
142 ctor->defineReadonlyConfigurableProperty(engine->id_length(), Primitive::fromInt32(1));-
143 ctor->defineReadonlyProperty(engine->id_prototype(), ctorProto);-
144-
145 ctorProto->defineDefaultProperty(QStringLiteral("constructor"), (v = ctor), Attr_ReadOnly_ButConfigurable);
executed 98715 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
98715
146 ctorProto->defineDefaultProperty(engine->symbol_toStringTag(), (v = engine->newIdentifier(QStringLiteral("GeneratorFunction"))), Attr_ReadOnly_ButConfigurable);
executed 98995 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
98995
147 ctorProto->defineDefaultProperty(engine->id_prototype(), (v = this), Attr_ReadOnly_ButConfigurable);-
148-
149 setPrototypeOf(engine->iteratorPrototype());-
150 defineDefaultProperty(QStringLiteral("constructor"), ctorProto, Attr_ReadOnly_ButConfigurable);
executed 99072 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99072
151 defineDefaultProperty(QStringLiteral("next"), method_next, 1);
executed 99096 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99096
152 defineDefaultProperty(QStringLiteral("return"), method_return, 1);
executed 99107 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99107
153 defineDefaultProperty(QStringLiteral("throw"), method_throw, 1);
executed 99095 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99095
154 defineDefaultProperty(engine->symbol_toStringTag(), (v = engine->newString(QStringLiteral("Generator"))), Attr_ReadOnly_ButConfigurable);
executed 99061 times by 153 tests: return qstring_literal_temp;
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99061
155}
executed 99017 times by 153 tests: end of block
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugclient
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qqmldebugservice
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • ...
99017
156-
157ReturnedValue GeneratorPrototype::method_next(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc)-
158{-
159 ExecutionEngine *engine = f->engine();-
160 const GeneratorObject *g = thisObject->as<GeneratorObject>();-
161 if (!g || g->d()->state == GeneratorState::Executing)
!gDescription
TRUEevaluated 80 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 7765 times by 1 test
Evaluated by:
  • tst_ecmascripttests
g->d()->state ...ate::ExecutingDescription
TRUEevaluated 8 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 7766 times by 1 test
Evaluated by:
  • tst_ecmascripttests
8-7766
162 return engine->throwTypeError();
executed 88 times by 1 test: return engine->throwTypeError();
Executed by:
  • tst_ecmascripttests
88
163 Heap::GeneratorObject *gp = g->d();-
164-
165 if (gp->state == GeneratorState::Completed)
gp->state == G...ate::CompletedDescription
TRUEevaluated 716 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 7045 times by 1 test
Evaluated by:
  • tst_ecmascripttests
716-7045
166 return IteratorPrototype::createIterResultObject(engine, Primitive::undefinedValue(), true);
executed 716 times by 1 test: return IteratorPrototype::createIterResultObject(engine, Primitive::undefinedValue(), true);
Executed by:
  • tst_ecmascripttests
716
167-
168 return g->resume(engine, argc ? argv[0] : Primitive::undefinedValue());
executed 7043 times by 1 test: return g->resume(engine, argc ? argv[0] : Primitive::undefinedValue());
Executed by:
  • tst_ecmascripttests
7043
169}-
170-
171ReturnedValue GeneratorPrototype::method_return(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc)-
172{-
173 ExecutionEngine *engine = f->engine();-
174 const GeneratorObject *g = thisObject->as<GeneratorObject>();-
175 if (!g || g->d()->state == GeneratorState::Executing)
!gDescription
TRUEevaluated 80 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 500 times by 1 test
Evaluated by:
  • tst_ecmascripttests
g->d()->state ...ate::ExecutingDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 496 times by 1 test
Evaluated by:
  • tst_ecmascripttests
4-500
176 return engine->throwTypeError();
executed 84 times by 1 test: return engine->throwTypeError();
Executed by:
  • tst_ecmascripttests
84
177-
178 Heap::GeneratorObject *gp = g->d();-
179-
180 if (gp->state == GeneratorState::SuspendedStart)
gp->state == G...SuspendedStartDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 492 times by 1 test
Evaluated by:
  • tst_ecmascripttests
4-492
181 gp->state = GeneratorState::Completed;
executed 4 times by 1 test: gp->state = GeneratorState::Completed;
Executed by:
  • tst_ecmascripttests
4
182-
183 if (gp->state == GeneratorState::Completed)
gp->state == G...ate::CompletedDescription
TRUEevaluated 8 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 488 times by 1 test
Evaluated by:
  • tst_ecmascripttests
8-488
184 return IteratorPrototype::createIterResultObject(engine, argc ? argv[0] : Primitive::undefinedValue(), true);
executed 8 times by 1 test: return IteratorPrototype::createIterResultObject(engine, argc ? argv[0] : Primitive::undefinedValue(), true);
Executed by:
  • tst_ecmascripttests
8
185-
186 // the bytecode interpreter interprets an exception with empty value as-
187 // a yield called with return()-
188 engine->throwError(Primitive::emptyValue());-
189-
190 return g->resume(engine, argc ? argv[0]: Primitive::undefinedValue());
executed 488 times by 1 test: return g->resume(engine, argc ? argv[0]: Primitive::undefinedValue());
Executed by:
  • tst_ecmascripttests
488
191}-
192-
193ReturnedValue GeneratorPrototype::method_throw(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc)-
194{-
195 ExecutionEngine *engine = f->engine();-
196 const GeneratorObject *g = thisObject->as<GeneratorObject>();-
197 if (!g || g->d()->state == GeneratorState::Executing)
!gDescription
TRUEevaluated 80 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 64 times by 1 test
Evaluated by:
  • tst_ecmascripttests
g->d()->state ...ate::ExecutingDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 60 times by 1 test
Evaluated by:
  • tst_ecmascripttests
4-80
198 return engine->throwTypeError();
executed 84 times by 1 test: return engine->throwTypeError();
Executed by:
  • tst_ecmascripttests
84
199-
200 Heap::GeneratorObject *gp = g->d();-
201-
202 engine->throwError(argc ? argv[0]: Primitive::undefinedValue());-
203-
204 if (gp->state == GeneratorState::SuspendedStart || gp->state == GeneratorState::Completed) {
gp->state == G...SuspendedStartDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 56 times by 1 test
Evaluated by:
  • tst_ecmascripttests
gp->state == G...ate::CompletedDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 52 times by 1 test
Evaluated by:
  • tst_ecmascripttests
4-56
205 gp->state = GeneratorState::Completed;-
206 return Encode::undefined();
executed 8 times by 1 test: return Encode::undefined();
Executed by:
  • tst_ecmascripttests
8
207 }-
208-
209 return g->resume(engine, Primitive::undefinedValue());
executed 52 times by 1 test: return g->resume(engine, Primitive::undefinedValue());
Executed by:
  • tst_ecmascripttests
52
210}-
211-
212ReturnedValue GeneratorObject::resume(ExecutionEngine *engine, const Value &arg) const-
213{-
214 Heap::GeneratorObject *gp = d();-
215 gp->state = GeneratorState::Executing;-
216 gp->cppFrame.parent = engine->currentStackFrame;-
217 engine->currentStackFrame = &gp->cppFrame;-
218-
219 Q_ASSERT(gp->cppFrame.yield != nullptr);-
220 const char *code = gp->cppFrame.yield;-
221 gp->cppFrame.yield = nullptr;-
222 gp->cppFrame.jsFrame->accumulator = arg;-
223-
224 Scope scope(engine);-
225 ScopedValue result(scope, Moth::VME::interpret(&gp->cppFrame, engine, code));-
226-
227 engine->currentStackFrame = gp->cppFrame.parent;-
228-
229 bool done = (gp->cppFrame.yield == nullptr);-
230 gp->state = done ? GeneratorState::Completed : GeneratorState::SuspendedYield;
doneDescription
TRUEevaluated 5756 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 1834 times by 1 test
Evaluated by:
  • tst_ecmascripttests
1834-5756
231 if (engine->hasException)
engine->hasExceptionDescription
TRUEevaluated 612 times by 1 test
Evaluated by:
  • tst_ecmascripttests
FALSEevaluated 6985 times by 1 test
Evaluated by:
  • tst_ecmascripttests
612-6985
232 return Encode::undefined();
executed 612 times by 1 test: return Encode::undefined();
Executed by:
  • tst_ecmascripttests
612
233 return IteratorPrototype::createIterResultObject(engine, result, done);
executed 6985 times by 1 test: return IteratorPrototype::createIterResultObject(engine, result, done);
Executed by:
  • tst_ecmascripttests
6985
234}-
235-
236DEFINE_OBJECT_VTABLE(MemberGeneratorFunction);-
237-
238Heap::FunctionObject *MemberGeneratorFunction::create(ExecutionContext *context, Function *function)-
239{-
240 Scope scope(context);-
241 Scoped<GeneratorFunction> g(scope, context->engine()->memoryManager->allocate<MemberGeneratorFunction>(context, function));-
242 ScopedObject proto(scope, scope.engine->newObject());-
243 proto->setPrototypeOf(scope.engine->generatorPrototype());-
244 g->defineDefaultProperty(scope.engine->id_prototype(), proto, Attr_NotConfigurable|Attr_NotEnumerable);-
245 g->setPrototypeOf(ScopedObject(scope, scope.engine->generatorFunctionCtor()->get(scope.engine->id_prototype())));-
246 return g->d();
executed 3044 times by 1 test: return g->d();
Executed by:
  • tst_ecmascripttests
3044
247}-
248-
249ReturnedValue MemberGeneratorFunction::virtualCallAsConstructor(const FunctionObject *f, const Value *, int, const Value *)-
250{-
251 return f->engine()->throwTypeError(QStringLiteral("Function is not a constructor."));
never executed: return f->engine()->throwTypeError(([]() noexcept -> QString { enum { Size = sizeof(u"" "Function is not a constructor.")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "Function is not a constructor." }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()));
never executed: return qstring_literal_temp;
0
252}-
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