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qv4datacollector.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 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-
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13** a written agreement between you and The Qt Company. For licensing terms-
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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-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
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 "qv4datacollector.h"-
41#include "qv4debugger.h"-
42#include "qv4debugjob.h"-
43-
44#include <private/qv4script_p.h>-
45#include <private/qv4string_p.h>-
46#include <private/qv4objectiterator_p.h>-
47#include <private/qv4identifier_p.h>-
48#include <private/qv4runtime_p.h>-
49#include <private/qv4identifiertable_p.h>-
50-
51#include <private/qqmlcontext_p.h>-
52#include <private/qqmlengine_p.h>-
53-
54#include <QtCore/qjsonarray.h>-
55#include <QtCore/qjsonobject.h>-
56-
57QT_BEGIN_NAMESPACE-
58-
59QV4::CppStackFrame *QV4DataCollector::findFrame(int frame)-
60{-
61 QV4::CppStackFrame *f = engine()->currentStackFrame;-
62 while (f && frame) {
fDescription
TRUEevaluated 1544 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
frameDescription
TRUEevaluated 1200 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 344 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-1544
63 --frame;-
64 f = f->parent;-
65 }
executed 1200 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
1200
66 return f;
executed 344 times by 1 test: return f;
Executed by:
  • tst_qv4debugger
344
67}-
68-
69QV4::Heap::ExecutionContext *QV4DataCollector::findContext(int frame)-
70{-
71 QV4::CppStackFrame *f = findFrame(frame);-
72-
73 return f ? f->context()->d() : nullptr;
executed 172 times by 1 test: return f ? f->context()->d() : nullptr;
Executed by:
  • tst_qv4debugger
172
74}-
75-
76QV4::Heap::ExecutionContext *QV4DataCollector::findScope(QV4::Heap::ExecutionContext *ctx, int scope)-
77{-
78 for (; scope > 0 && ctx; --scope)
scope > 0Description
TRUEevaluated 60 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
ctxDescription
TRUEevaluated 60 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-72
79 ctx = ctx->outer;
executed 60 times by 1 test: ctx = ctx->outer;
Executed by:
  • tst_qv4debugger
60
80-
81 return ctx;
executed 72 times by 1 test: return ctx;
Executed by:
  • tst_qv4debugger
72
82}-
83-
84QVector<QV4::Heap::ExecutionContext::ContextType> QV4DataCollector::getScopeTypes(int frame)-
85{-
86 QVector<QV4::Heap::ExecutionContext::ContextType> types;-
87-
88 QV4::Heap::ExecutionContext *it = findFrame(frame)->context()->d();-
89-
90 for (; it; it = it->outer)
itDescription
TRUEevaluated 436 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 172 times by 1 test
Evaluated by:
  • tst_qv4debugger
172-436
91 types.append(QV4::Heap::ExecutionContext::ContextType(it->type));
executed 436 times by 1 test: types.append(QV4::Heap::ExecutionContext::ContextType(it->type));
Executed by:
  • tst_qv4debugger
436
92-
93 return types;
executed 172 times by 1 test: return types;
Executed by:
  • tst_qv4debugger
172
94}-
95-
96int QV4DataCollector::encodeScopeType(QV4::Heap::ExecutionContext::ContextType scopeType)-
97{-
98 switch (scopeType) {-
99 case QV4::Heap::ExecutionContext::Type_GlobalContext:
executed 100 times by 1 test: case QV4::Heap::ExecutionContext::Type_GlobalContext:
Executed by:
  • tst_qv4debugger
100
100 break;
executed 100 times by 1 test: break;
Executed by:
  • tst_qv4debugger
100
101 case QV4::Heap::ExecutionContext::Type_WithContext:
never executed: case QV4::Heap::ExecutionContext::Type_WithContext:
0
102 return 2;
never executed: return 2;
0
103 case QV4::Heap::ExecutionContext::Type_CallContext:
executed 144 times by 1 test: case QV4::Heap::ExecutionContext::Type_CallContext:
Executed by:
  • tst_qv4debugger
144
104 return 1;
executed 144 times by 1 test: return 1;
Executed by:
  • tst_qv4debugger
144
105 case QV4::Heap::ExecutionContext::Type_QmlContext:
never executed: case QV4::Heap::ExecutionContext::Type_QmlContext:
0
106 return 3;
never executed: return 3;
0
107 case QV4::Heap::ExecutionContext::Type_BlockContext:
executed 60 times by 1 test: case QV4::Heap::ExecutionContext::Type_BlockContext:
Executed by:
  • tst_qv4debugger
60
108 return 4;
executed 60 times by 1 test: return 4;
Executed by:
  • tst_qv4debugger
60
109 }-
110 return 0;
executed 100 times by 1 test: return 0;
Executed by:
  • tst_qv4debugger
100
111}-
112-
113QV4DataCollector::QV4DataCollector(QV4::ExecutionEngine *engine)-
114 : m_engine(engine), m_namesAsObjects(true), m_redundantRefs(true)-
115{-
116 m_values.set(engine, engine->newArrayObject());-
117}
executed 194 times by 3 tests: end of block
Executed by:
  • tst_qqmldebugjs
  • tst_qqmldebuglocal
  • tst_qv4debugger
194
118-
119// TODO: Directly call addRef() once we don't need to support redundantRefs anymore-
120QV4DataCollector::Ref QV4DataCollector::collect(const QV4::ScopedValue &value)-
121{-
122 Ref ref = addRef(value);-
123 if (m_redundantRefs)
m_redundantRefsDescription
TRUEevaluated 134 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 110 times by 1 test
Evaluated by:
  • tst_qv4debugger
110-134
124 m_collectedRefs.append(ref);
executed 134 times by 1 test: m_collectedRefs.append(ref);
Executed by:
  • tst_qv4debugger
134
125 return ref;
executed 244 times by 1 test: return ref;
Executed by:
  • tst_qv4debugger
244
126}-
127-
128const QV4::Object *collectProperty(const QV4::ScopedValue &value, QV4::ExecutionEngine *engine,-
129 QJsonObject &dict)-
130{-
131 QV4::Scope scope(engine);-
132 QV4::ScopedValue typeString(scope, QV4::Runtime::method_typeofValue(engine, value));-
133 dict.insert(QStringLiteral("type"), typeString->toQStringNoThrow());
executed 684 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
684
134-
135 const QLatin1String valueKey("value");-
136 switch (value->type()) {-
137 case QV4::Value::Empty_Type:
never executed: case QV4::Value::Empty_Type:
0
138 Q_ASSERT(!"empty Value encountered");-
139 return nullptr;
never executed: return nullptr;
0
140 case QV4::Value::Undefined_Type:
executed 24 times by 1 test: case QV4::Value::Undefined_Type:
Executed by:
  • tst_qv4debugger
24
141 dict.insert(valueKey, QJsonValue::Undefined);-
142 return nullptr;
executed 24 times by 1 test: return nullptr;
Executed by:
  • tst_qv4debugger
24
143 case QV4::Value::Null_Type:
executed 12 times by 1 test: case QV4::Value::Null_Type:
Executed by:
  • tst_qv4debugger
12
144 dict.insert(valueKey, QJsonValue::Null);-
145 return nullptr;
executed 12 times by 1 test: return nullptr;
Executed by:
  • tst_qv4debugger
12
146 case QV4::Value::Boolean_Type:
never executed: case QV4::Value::Boolean_Type:
0
147 dict.insert(valueKey, value->booleanValue());-
148 return nullptr;
never executed: return nullptr;
0
149 case QV4::Value::Managed_Type:
executed 346 times by 1 test: case QV4::Value::Managed_Type:
Executed by:
  • tst_qv4debugger
346
150 if (const QV4::String *s = value->as<QV4::String>()) {
const QV4::Str...QV4::String>()Description
TRUEevaluated 14 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 332 times by 1 test
Evaluated by:
  • tst_qv4debugger
14-332
151 dict.insert(valueKey, s->toQString());-
152 } else if (const QV4::ArrayObject *a = value->as<QV4::ArrayObject>()) {
executed 14 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
const QV4::Arr...ArrayObject>()Description
TRUEnever evaluated
FALSEevaluated 332 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-332
153 // size of an array is number of its numerical properties; We don't consider free form-
154 // object properties here.-
155 dict.insert(valueKey, qint64(a->getLength()));-
156 return a;
never executed: return a;
0
157 } else if (const QV4::Object *o = value->as<QV4::Object>()) {
const QV4::Obj...QV4::Object>()Description
TRUEevaluated 332 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-332
158 int numProperties = 0;-
159 QV4::ObjectIterator it(scope, o, QV4::ObjectIterator::EnumerableOnly);-
160 QV4::PropertyAttributes attrs;-
161 uint index;-
162 QV4::ScopedProperty p(scope);-
163 QV4::ScopedString name(scope);-
164 while (true) {-
165 it.next(name.getRef(), &index, p, &attrs);-
166 if (attrs.isEmpty())
attrs.isEmpty()Description
TRUEevaluated 332 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 414 times by 1 test
Evaluated by:
  • tst_qv4debugger
332-414
167 break;
executed 332 times by 1 test: break;
Executed by:
  • tst_qv4debugger
332
168 else-
169 ++numProperties;
executed 414 times by 1 test: ++numProperties;
Executed by:
  • tst_qv4debugger
414
170 }-
171 dict.insert(valueKey, numProperties);-
172 return o;
executed 332 times by 1 test: return o;
Executed by:
  • tst_qv4debugger
332
173 } else {-
174 Q_UNREACHABLE();-
175 }
never executed: end of block
0
176 return nullptr;
executed 14 times by 1 test: return nullptr;
Executed by:
  • tst_qv4debugger
14
177 case QV4::Value::Integer_Type:
executed 302 times by 1 test: case QV4::Value::Integer_Type:
Executed by:
  • tst_qv4debugger
302
178 dict.insert(valueKey, value->integerValue());-
179 return nullptr;
executed 302 times by 1 test: return nullptr;
Executed by:
  • tst_qv4debugger
302
180 default: {// double
never executed: default:
0
181 const double val = value->doubleValue();-
182 if (qIsFinite(val))
qIsFinite(val)Description
TRUEnever evaluated
FALSEnever evaluated
0
183 dict.insert(valueKey, val);
never executed: dict.insert(valueKey, val);
0
184 else if (qIsNaN(val))
qIsNaN(val)Description
TRUEnever evaluated
FALSEnever evaluated
0
185 dict.insert(valueKey, QStringLiteral("NaN"));
never executed: dict.insert(valueKey, ([]() noexcept -> QString { enum { Size = sizeof(u"" "NaN")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "NaN" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()));
never executed: return qstring_literal_temp;
0
186 else if (val < 0)
val < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
187 dict.insert(valueKey, QStringLiteral("-Infinity"));
never executed: dict.insert(valueKey, ([]() noexcept -> QString { enum { Size = sizeof(u"" "-Infinity")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "-Infinity" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()));
never executed: return qstring_literal_temp;
0
188 else-
189 dict.insert(valueKey, QStringLiteral("Infinity"));
never executed: dict.insert(valueKey, ([]() noexcept -> QString { enum { Size = sizeof(u"" "Infinity")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "Infinity" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()));
never executed: return qstring_literal_temp;
0
190 return nullptr;
never executed: return nullptr;
0
191 }-
192 }-
193}-
194-
195QJsonObject QV4DataCollector::lookupRef(Ref ref, bool deep)-
196{-
197 QJsonObject dict;-
198-
199 if (m_namesAsObjects) {
m_namesAsObjectsDescription
TRUEevaluated 426 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-426
200 if (lookupSpecialRef(ref, &dict))
lookupSpecialRef(ref, &dict)Description
TRUEevaluated 116 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 310 times by 1 test
Evaluated by:
  • tst_qv4debugger
116-310
201 return dict;
executed 116 times by 1 test: return dict;
Executed by:
  • tst_qv4debugger
116
202 }
executed 310 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
310
203-
204 if (m_redundantRefs)
m_redundantRefsDescription
TRUEevaluated 266 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 44 times by 1 test
Evaluated by:
  • tst_qv4debugger
44-266
205 deep = true;
executed 266 times by 1 test: deep = true;
Executed by:
  • tst_qv4debugger
266
206-
207 dict.insert(QStringLiteral("handle"), qint64(ref));
executed 310 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
310
208 QV4::Scope scope(engine());-
209 QV4::ScopedValue value(scope, getValue(ref));-
210-
211 const QV4::Object *object = collectProperty(value, engine(), dict);-
212 if (deep && object)
deepDescription
TRUEevaluated 310 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
objectDescription
TRUEevaluated 204 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 106 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-310
213 dict.insert(QStringLiteral("properties"), collectProperties(object));
executed 204 times by 1 test: dict.insert(([]() noexcept -> QString { enum { Size = sizeof(u"" "properties")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "properties" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()), collectProperties(object));
Executed by:
  • tst_qv4debugger
executed 204 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
204
214-
215 return dict;
executed 310 times by 1 test: return dict;
Executed by:
  • tst_qv4debugger
310
216}-
217-
218// TODO: Drop this method once we don't need to support namesAsObjects anymore-
219QV4DataCollector::Ref QV4DataCollector::addFunctionRef(const QString &functionName)-
220{-
221 Q_ASSERT(m_namesAsObjects);-
222 Ref ref = addRef(QV4::Primitive::emptyValue(), false);-
223-
224 QJsonObject dict;-
225 dict.insert(QStringLiteral("handle"), qint64(ref));
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
226 dict.insert(QStringLiteral("type"), QStringLiteral("function"));
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
227 dict.insert(QStringLiteral("name"), functionName);
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
228 m_specialRefs.insert(ref, dict);-
229 m_collectedRefs.append(ref);-
230-
231 return ref;
executed 100 times by 1 test: return ref;
Executed by:
  • tst_qv4debugger
100
232}-
233-
234// TODO: Drop this method once we don't need to support namesAsObjects anymore-
235QV4DataCollector::Ref QV4DataCollector::addScriptRef(const QString &scriptName)-
236{-
237 Q_ASSERT(m_namesAsObjects);-
238 Ref ref = addRef(QV4::Primitive::emptyValue(), false);-
239-
240 QJsonObject dict;-
241 dict.insert(QStringLiteral("handle"), qint64(ref));
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
242 dict.insert(QStringLiteral("type"), QStringLiteral("script"));
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
243 dict.insert(QStringLiteral("name"), scriptName);
executed 100 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
100
244 m_specialRefs.insert(ref, dict);-
245 m_collectedRefs.append(ref);-
246-
247 return ref;
executed 100 times by 1 test: return ref;
Executed by:
  • tst_qv4debugger
100
248}-
249-
250bool QV4DataCollector::isValidRef(QV4DataCollector::Ref ref) const-
251{-
252 QV4::Scope scope(engine());-
253 QV4::ScopedObject array(scope, m_values.value());-
254 return ref < array->getLength();
never executed: return ref < array->getLength();
0
255}-
256-
257bool QV4DataCollector::collectScope(QJsonObject *dict, int frameNr, int scopeNr)-
258{-
259 QV4::Scope scope(engine());-
260-
261 QV4::Scoped<QV4::ExecutionContext> ctxt(scope, findScope(findContext(frameNr), scopeNr));-
262 if (!ctxt)
!ctxtDescription
TRUEnever evaluated
FALSEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-72
263 return false;
never executed: return false;
0
264-
265 QV4::ScopedObject scopeObject(scope, engine()->newObject());-
266 if (ctxt->d()->type == QV4::Heap::ExecutionContext::Type_CallContext) {
ctxt->d()->typ...pe_CallContextDescription
TRUEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-72
267 QStringList names;-
268 Refs collectedRefs;-
269-
270 QV4::ScopedValue v(scope);-
271 QV4::Heap::InternalClass *ic = ctxt->internalClass();-
272 for (uint i = 0; i < ic->size; ++i) {
i < ic->sizeDescription
TRUEevaluated 224 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
72-224
273 QString name = ic->nameMap[i].toQString();-
274 names.append(name);-
275 v = static_cast<QV4::Heap::CallContext *>(ctxt->d())->locals[i];-
276 collectedRefs.append(collect(v));-
277 }
executed 224 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
224
278-
279 Q_ASSERT(names.size() == collectedRefs.size());-
280 QV4::ScopedString propName(scope);-
281 for (int i = 0, ei = collectedRefs.size(); i != ei; ++i) {
i != eiDescription
TRUEevaluated 224 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
72-224
282 propName = engine()->newString(names.at(i));-
283 scopeObject->put(propName, (v = getValue(collectedRefs.at(i))));-
284 }
executed 224 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
224
285 }
executed 72 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
72
286-
287 Ref scopeObjectRef = addRef(scopeObject);-
288 if (m_redundantRefs) {
m_redundantRefsDescription
TRUEevaluated 40 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 32 times by 1 test
Evaluated by:
  • tst_qv4debugger
32-40
289 dict->insert(QStringLiteral("ref"), qint64(scopeObjectRef));
executed 40 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
40
290 m_collectedRefs.append(scopeObjectRef);-
291 } else {
executed 40 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
40
292 *dict = lookupRef(scopeObjectRef, true);-
293 }
executed 32 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
32
294-
295 return true;
executed 72 times by 1 test: return true;
Executed by:
  • tst_qv4debugger
72
296}-
297-
298QJsonObject toRef(QV4DataCollector::Ref ref) {-
299 QJsonObject dict;-
300 dict.insert(QStringLiteral("ref"), qint64(ref));
executed 200 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
200
301 return dict;
executed 200 times by 1 test: return dict;
Executed by:
  • tst_qv4debugger
200
302}-
303-
304QJsonObject QV4DataCollector::buildFrame(const QV4::StackFrame &stackFrame, int frameNr)-
305{-
306 QJsonObject frame;-
307 frame[QLatin1String("index")] = frameNr;-
308 frame[QLatin1String("debuggerFrame")] = false;-
309 if (m_namesAsObjects) {
m_namesAsObjectsDescription
TRUEevaluated 100 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-100
310 frame[QLatin1String("func")] = toRef(addFunctionRef(stackFrame.function));-
311 frame[QLatin1String("script")] = toRef(addScriptRef(stackFrame.source));-
312 } else {
executed 100 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
100
313 frame[QLatin1String("func")] = stackFrame.function;-
314 frame[QLatin1String("script")] = stackFrame.source;-
315 }
never executed: end of block
0
316 frame[QLatin1String("line")] = stackFrame.line - 1;-
317 if (stackFrame.column >= 0)
stackFrame.column >= 0Description
TRUEnever evaluated
FALSEevaluated 100 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-100
318 frame[QLatin1String("column")] = stackFrame.column;
never executed: frame[QLatin1String("column")] = stackFrame.column;
0
319-
320 QJsonArray scopes;-
321 QV4::Scope scope(engine());-
322 QV4::ScopedContext ctxt(scope, findContext(frameNr));-
323 while (ctxt) {
ctxtDescription
TRUEevaluated 232 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 100 times by 1 test
Evaluated by:
  • tst_qv4debugger
100-232
324 if (QV4::CallContext *cCtxt = ctxt->asCallContext()) {
QV4::CallConte...sCallContext()Description
TRUEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 160 times by 1 test
Evaluated by:
  • tst_qv4debugger
72-160
325 if (cCtxt->d()->activation)
cCtxt->d()->activationDescription
TRUEnever evaluated
FALSEevaluated 72 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-72
326 break;
never executed: break;
0
327 }
executed 72 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
72
328 ctxt = ctxt->d()->outer;-
329 }
executed 232 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
232
330-
331 if (ctxt) {
ctxtDescription
TRUEnever evaluated
FALSEevaluated 100 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-100
332 QV4::ScopedValue o(scope, ctxt->d()->activation);-
333 frame[QLatin1String("receiver")] = toRef(collect(o));-
334 }
never executed: end of block
0
335-
336 // Only type and index are used by Qt Creator, so we keep it easy:-
337 QVector<QV4::Heap::ExecutionContext::ContextType> scopeTypes = getScopeTypes(frameNr);-
338 for (int i = 0, ei = scopeTypes.count(); i != ei; ++i) {
i != eiDescription
TRUEevaluated 232 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 100 times by 1 test
Evaluated by:
  • tst_qv4debugger
100-232
339 int type = encodeScopeType(scopeTypes[i]);-
340 if (type == -1)
type == -1Description
TRUEnever evaluated
FALSEevaluated 232 times by 1 test
Evaluated by:
  • tst_qv4debugger
0-232
341 continue;
never executed: continue;
0
342-
343 QJsonObject scope;-
344 scope[QLatin1String("index")] = i;-
345 scope[QLatin1String("type")] = type;-
346 scopes.push_back(scope);-
347 }
executed 232 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
232
348-
349 frame[QLatin1String("scopes")] = scopes;-
350-
351 return frame;
executed 100 times by 1 test: return frame;
Executed by:
  • tst_qv4debugger
100
352}-
353-
354// TODO: Drop this method once we don't need to support redundantRefs anymore-
355QJsonArray QV4DataCollector::flushCollectedRefs()-
356{-
357 Q_ASSERT(m_redundantRefs);-
358 QJsonArray refs;-
359 std::sort(m_collectedRefs.begin(), m_collectedRefs.end());-
360 for (int i = 0, ei = m_collectedRefs.size(); i != ei; ++i) {
i != eiDescription
TRUEevaluated 330 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 108 times by 1 test
Evaluated by:
  • tst_qv4debugger
108-330
361 QV4DataCollector::Ref ref = m_collectedRefs.at(i);-
362 if (i > 0 && ref == m_collectedRefs.at(i - 1))
i > 0Description
TRUEevaluated 222 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 108 times by 1 test
Evaluated by:
  • tst_qv4debugger
ref == m_colle...Refs.at(i - 1)Description
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 218 times by 1 test
Evaluated by:
  • tst_qv4debugger
4-222
363 continue;
executed 4 times by 1 test: continue;
Executed by:
  • tst_qv4debugger
4
364 refs.append(lookupRef(ref, true));-
365 }
executed 326 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
326
366-
367 m_collectedRefs.clear();-
368 return refs;
executed 108 times by 1 test: return refs;
Executed by:
  • tst_qv4debugger
108
369}-
370-
371void QV4DataCollector::clear()-
372{-
373 m_values.set(engine(), engine()->newArrayObject());-
374 m_collectedRefs.clear();-
375 m_specialRefs.clear();-
376 m_namesAsObjects = true;-
377 m_redundantRefs = true;-
378}
executed 16 times by 1 test: end of block
Executed by:
  • tst_qqmldebugjs
16
379-
380QV4DataCollector::Ref QV4DataCollector::addRef(QV4::Value value, bool deduplicate)-
381{-
382 class ExceptionStateSaver-
383 {-
384 quint8 *hasExceptionLoc;-
385 quint8 hadException;-
386-
387 public:-
388 ExceptionStateSaver(QV4::ExecutionEngine *engine)-
389 : hasExceptionLoc(&engine->hasException)-
390 , hadException(false)-
391 { std::swap(*hasExceptionLoc, hadException); }
executed 644 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
644
392-
393 ~ExceptionStateSaver()-
394 { std::swap(*hasExceptionLoc, hadException); }
executed 644 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
644
395 };-
396-
397 // if we wouldn't do this, the put won't work.-
398 ExceptionStateSaver resetExceptionState(engine());-
399 QV4::Scope scope(engine());-
400 QV4::ScopedObject array(scope, m_values.value());-
401 if (deduplicate) {
deduplicateDescription
TRUEevaluated 444 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 200 times by 1 test
Evaluated by:
  • tst_qv4debugger
200-444
402 for (Ref i = 0; i < array->getLength(); ++i) {
i < array->getLength()Description
TRUEevaluated 4858 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 208 times by 1 test
Evaluated by:
  • tst_qv4debugger
208-4858
403 if (array->get(i) == value.rawValue() && !m_specialRefs.contains(i))
array->get(i) ...lue.rawValue()Description
TRUEevaluated 260 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 4598 times by 1 test
Evaluated by:
  • tst_qv4debugger
!m_specialRefs.contains(i)Description
TRUEevaluated 236 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 24 times by 1 test
Evaluated by:
  • tst_qv4debugger
24-4598
404 return i;
executed 236 times by 1 test: return i;
Executed by:
  • tst_qv4debugger
236
405 }
executed 4622 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
4622
406 }
executed 208 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
208
407 Ref ref = array->getLength();-
408 array->put(ref, value);-
409 Q_ASSERT(array->getLength() - 1 == ref);-
410 return ref;
executed 408 times by 1 test: return ref;
Executed by:
  • tst_qv4debugger
408
411}-
412-
413QV4::ReturnedValue QV4DataCollector::getValue(Ref ref)-
414{-
415 QV4::Scope scope(engine());-
416 QV4::ScopedObject array(scope, m_values.value());-
417 Q_ASSERT(ref < array->getLength());-
418 return array->get(ref, nullptr);
executed 534 times by 1 test: return array->get(ref, nullptr);
Executed by:
  • tst_qv4debugger
534
419}-
420-
421// TODO: Drop this method once we don't need to support namesAsObjects anymore-
422bool QV4DataCollector::lookupSpecialRef(Ref ref, QJsonObject *dict)-
423{-
424 Q_ASSERT(m_namesAsObjects);-
425 SpecialRefs::const_iterator it = m_specialRefs.constFind(ref);-
426 if (it == m_specialRefs.cend())
it == m_specialRefs.cend()Description
TRUEevaluated 310 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 116 times by 1 test
Evaluated by:
  • tst_qv4debugger
116-310
427 return false;
executed 310 times by 1 test: return false;
Executed by:
  • tst_qv4debugger
310
428-
429 *dict = it.value();-
430 return true;
executed 116 times by 1 test: return true;
Executed by:
  • tst_qv4debugger
116
431}-
432-
433QJsonArray QV4DataCollector::collectProperties(const QV4::Object *object)-
434{-
435 QJsonArray res;-
436-
437 QV4::Scope scope(engine());-
438 QV4::ObjectIterator it(scope, object, QV4::ObjectIterator::EnumerableOnly);-
439 QV4::ScopedValue name(scope);-
440 QV4::ScopedValue value(scope);-
441 while (true) {-
442 QV4::Value v;-
443 name = it.nextPropertyNameAsString(&v);-
444 if (name->isNull())
name->isNull()Description
TRUEevaluated 204 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 374 times by 1 test
Evaluated by:
  • tst_qv4debugger
204-374
445 break;
executed 204 times by 1 test: break;
Executed by:
  • tst_qv4debugger
204
446 QString key = name->toQStringNoThrow();-
447 value = v;-
448 res.append(collectAsJson(key, value));-
449 }
executed 374 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
374
450-
451 return res;
executed 204 times by 1 test: return res;
Executed by:
  • tst_qv4debugger
204
452}-
453-
454QJsonObject QV4DataCollector::collectAsJson(const QString &name, const QV4::ScopedValue &value)-
455{-
456 QJsonObject dict;-
457 if (!name.isNull())
!name.isNull()Description
TRUEevaluated 374 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEnever evaluated
0-374
458 dict.insert(QStringLiteral("name"), name);
executed 374 times by 1 test: dict.insert(([]() noexcept -> QString { enum { Size = sizeof(u"" "name")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "name" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()), name);
Executed by:
  • tst_qv4debugger
executed 374 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
374
459 if (value->isManaged() && !value->isString()) {
value->isManaged()Description
TRUEevaluated 138 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 236 times by 1 test
Evaluated by:
  • tst_qv4debugger
!value->isString()Description
TRUEevaluated 128 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 10 times by 1 test
Evaluated by:
  • tst_qv4debugger
10-236
460 Ref ref = addRef(value);-
461 dict.insert(QStringLiteral("ref"), qint64(ref));
executed 128 times by 1 test: return qstring_literal_temp;
Executed by:
  • tst_qv4debugger
128
462 if (m_redundantRefs)
m_redundantRefsDescription
TRUEevaluated 90 times by 1 test
Evaluated by:
  • tst_qv4debugger
FALSEevaluated 38 times by 1 test
Evaluated by:
  • tst_qv4debugger
38-90
463 m_collectedRefs.append(ref);
executed 90 times by 1 test: m_collectedRefs.append(ref);
Executed by:
  • tst_qv4debugger
90
464 }
executed 128 times by 1 test: end of block
Executed by:
  • tst_qv4debugger
128
465-
466 collectProperty(value, engine(), dict);-
467 return dict;
executed 374 times by 1 test: return dict;
Executed by:
  • tst_qv4debugger
374
468}-
469-
470QT_END_NAMESPACE-
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