1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "qmljslocatordata.h"
#include <projectexplorer/project.h>
#include <projectexplorer/projectmanager.h>
#include <qmljs/qmljsmodelmanagerinterface.h>
#include <qmljs/qmljsutils.h>
//#include <qmljs/qmljsinterpreter.h>
#include <qmljs/parser/qmljsast_p.h>
#include <QDebug>
#include <QMutexLocker>
using namespace QmlJSTools::Internal;
using namespace QmlJS;
using namespace QmlJS::AST;
LocatorData::LocatorData()
{
ModelManagerInterface *manager = ModelManagerInterface::instance();
Q_ASSERT(thread() == manager->thread()); // we do not protect accesses below
// Force the updating of source file when updating a project (they could be cached, in such
// case LocatorData::onDocumentUpdated will not be called.
connect(manager,
&ModelManagerInterface::projectInfoUpdated,
[manager](const ModelManagerInterface::ProjectInfo &info) {
Utils::FilePaths files;
for (const Utils::FilePath &f :
info.project->files(ProjectExplorer::Project::SourceFiles))
files << f;
manager->updateSourceFiles(files, true);
});
connect(manager, &ModelManagerInterface::documentUpdated,
this, &LocatorData::onDocumentUpdated);
connect(manager, &ModelManagerInterface::aboutToRemoveFiles,
this, &LocatorData::onAboutToRemoveFiles);
ProjectExplorer::ProjectManager *session = ProjectExplorer::ProjectManager::instance();
if (session)
connect(session,
&ProjectExplorer::ProjectManager::projectRemoved,
this,
[this](ProjectExplorer::Project *) { m_entries.clear(); });
}
LocatorData::~LocatorData() = default;
namespace {
class FunctionFinder : protected AST::Visitor
{
QList<LocatorData::Entry> m_entries;
Document::Ptr m_doc;
QString m_context;
QString m_documentContext;
public:
QList<LocatorData::Entry> run(const Document::Ptr &doc)
{
m_doc = doc;
if (!doc->componentName().isEmpty())
m_documentContext = doc->componentName();
else
m_documentContext = doc->fileName().fileName();
accept(doc->ast(), m_documentContext);
return m_entries;
}
protected:
QString contextString(const QString &extra)
{
return QString::fromLatin1("%1, %2").arg(extra, m_documentContext);
}
LocatorData::Entry basicEntry(SourceLocation loc)
{
LocatorData::Entry entry;
entry.type = LocatorData::Function;
entry.extraInfo = m_context;
entry.fileName = m_doc->fileName();
entry.line = loc.startLine;
entry.column = loc.startColumn - 1;
return entry;
}
void accept(Node *ast, const QString &context)
{
const QString old = m_context;
m_context = context;
Node::accept(ast, this);
m_context = old;
}
bool visit(FunctionDeclaration *ast) override
{
return visit(static_cast<FunctionExpression *>(ast));
}
bool visit(FunctionExpression *ast) override
{
if (ast->name.isEmpty())
return true;
LocatorData::Entry entry = basicEntry(ast->identifierToken);
entry.type = LocatorData::Function;
entry.displayName = ast->name.toString();
entry.displayName += QLatin1Char('(');
for (FormalParameterList *it = ast->formals; it; it = it->next) {
if (it != ast->formals)
entry.displayName += QLatin1String(", ");
if (!it->element->bindingIdentifier.isEmpty())
entry.displayName += it->element->bindingIdentifier.toString();
}
entry.displayName += QLatin1Char(')');
entry.symbolName = entry.displayName;
m_entries += entry;
accept(ast->body, contextString(QString::fromLatin1("function %1").arg(entry.displayName)));
return false;
}
bool visit(UiScriptBinding *ast) override
{
if (!ast->qualifiedId)
return true;
const QString qualifiedIdString = toString(ast->qualifiedId);
if (cast<Block *>(ast->statement)) {
LocatorData::Entry entry = basicEntry(ast->qualifiedId->identifierToken);
entry.displayName = qualifiedIdString;
entry.symbolName = qualifiedIdString;
m_entries += entry;
}
accept(ast->statement, contextString(toString(ast->qualifiedId)));
return false;
}
bool visit(UiObjectBinding *ast) override
{
if (!ast->qualifiedTypeNameId)
return true;
QString context = toString(ast->qualifiedTypeNameId);
const QString id = idOfObject(ast);
if (!id.isEmpty())
context = QString::fromLatin1("%1 (%2)").arg(id, context);
accept(ast->initializer, contextString(context));
return false;
}
bool visit(UiObjectDefinition *ast) override
{
if (!ast->qualifiedTypeNameId)
return true;
QString context = toString(ast->qualifiedTypeNameId);
const QString id = idOfObject(ast);
if (!id.isEmpty())
context = QString::fromLatin1("%1 (%2)").arg(id, context);
accept(ast->initializer, contextString(context));
return false;
}
bool visit(AST::BinaryExpression *ast) override
{
auto fieldExpr = AST::cast<AST::FieldMemberExpression *>(ast->left);
auto funcExpr = AST::cast<AST::FunctionExpression *>(ast->right);
if (fieldExpr && funcExpr && funcExpr->body && (ast->op == QSOperator::Assign)) {
LocatorData::Entry entry = basicEntry(ast->operatorToken);
entry.type = LocatorData::Function;
entry.displayName = fieldExpr->name.toString();
while (fieldExpr) {
if (auto field = AST::cast<AST::FieldMemberExpression *>(fieldExpr->base)) {
entry.displayName.prepend(field->name.toString() + QLatin1Char('.'));
fieldExpr = field;
} else {
if (auto ident = AST::cast<AST::IdentifierExpression *>(fieldExpr->base))
entry.displayName.prepend(ident->name.toString() + QLatin1Char('.'));
break;
}
}
entry.displayName += QLatin1Char('(');
for (FormalParameterList *it = funcExpr->formals; it; it = it->next) {
if (it != funcExpr->formals)
entry.displayName += QLatin1String(", ");
if (!it->element->bindingIdentifier.isEmpty())
entry.displayName += it->element->bindingIdentifier.toString();
}
entry.displayName += QLatin1Char(')');
entry.symbolName = entry.displayName;
m_entries += entry;
accept(funcExpr->body, contextString(QString::fromLatin1("function %1").arg(entry.displayName)));
return false;
}
return true;
}
void throwRecursionDepthError() override
{
qWarning("Warning: Hit maximum recursion limit visiting AST in FunctionFinder.");
}
};
} // anonymous namespace
QHash<Utils::FilePath, QList<LocatorData::Entry>> LocatorData::entries() const
{
QMutexLocker l(&m_mutex);
return m_entries;
}
void LocatorData::onDocumentUpdated(const Document::Ptr &doc)
{
QList<Entry> entries = FunctionFinder().run(doc);
QMutexLocker l(&m_mutex);
m_entries.insert(doc->fileName(), entries);
}
void LocatorData::onAboutToRemoveFiles(const Utils::FilePaths &files)
{
QMutexLocker l(&m_mutex);
for (const Utils::FilePath &file : files) {
m_entries.remove(file);
}
}
|
