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Added code generators for ASTVisitor.h and ASTMatcher.h

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Change-Id: I9d18224699034150eee13249ec90e0747afe0814
Reviewed-on: http://codereview.qt.nokia.com/3866
Reviewed-by: Christian Kamm <christian.d.kamm@nokia.com>
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
This commit is contained in:
Roberto Raggi
2011-08-30 11:05:33 +02:00
parent 13a2e49dda
commit 27aee5dcd2
1 changed files with 138 additions and 0 deletions
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138
src/tools/gen-cpp-ast/generate-ast.cpp
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@@ -200,6 +200,8 @@ public:
: ASTVisitor(unit), _cplusplusDir(cplusplusDir), out(0)
{ }
QList<QByteArray> classes() const { return classMap.keys(); }
void operator()(AST *ast)
{
QFileInfo fileInfo(_cplusplusDir, QLatin1String("ASTVisit.cpp"));
@@ -1218,6 +1220,138 @@ void generateAST_cpp(const Snapshot &snapshot, const QDir &cplusplusDir)
}
}
void generateASTVisitor_H(const Snapshot &, const QDir &cplusplusDir,
const QList<QByteArray> &classes)
{
QFileInfo fileASTVisitor_h(cplusplusDir, QLatin1String("ASTVisitor.h"));
Q_ASSERT(fileASTVisitor_h.exists());
const QString fileName = fileASTVisitor_h.absoluteFilePath();
QFile file(fileName);
if (! file.open(QFile::WriteOnly))
return;
QTextStream out(&file);
out << copyrightHeader <<
"\n"
"#ifndef CPLUSPLUS_ASTVISITOR_H\n"
"#define CPLUSPLUS_ASTVISITOR_H\n"
"\n"
"#include \"CPlusPlusForwardDeclarations.h\"\n"
"#include \"ASTfwd.h\"\n"
"\n"
"namespace CPlusPlus {\n"
"\n"
"class CPLUSPLUS_EXPORT ASTVisitor\n"
"{\n"
" ASTVisitor(const ASTVisitor &other);\n"
" void operator =(const ASTVisitor &other);\n"
"\n"
"public:\n"
" ASTVisitor(TranslationUnit *unit);\n"
" virtual ~ASTVisitor();\n"
"\n"
" TranslationUnit *translationUnit() const;\n"
" void setTranslationUnit(TranslationUnit *translationUnit);\n"
"\n"
" Control *control() const;\n"
" unsigned tokenCount() const;\n"
" const Token &tokenAt(unsigned index) const;\n"
" int tokenKind(unsigned index) const;\n"
" const char *spell(unsigned index) const;\n"
" const Identifier *identifier(unsigned index) const;\n"
" const Literal *literal(unsigned index) const;\n"
" const NumericLiteral *numericLiteral(unsigned index) const;\n"
" const StringLiteral *stringLiteral(unsigned index) const;\n"
"\n"
" void getPosition(unsigned offset,\n"
" unsigned *line,\n"
" unsigned *column = 0,\n"
" const StringLiteral **fileName = 0) const;\n"
"\n"
" void getTokenPosition(unsigned index,\n"
" unsigned *line,\n"
" unsigned *column = 0,\n"
" const StringLiteral **fileName = 0) const;\n"
"\n"
" void getTokenStartPosition(unsigned index, unsigned *line, unsigned *column) const;\n"
" void getTokenEndPosition(unsigned index, unsigned *line, unsigned *column) const;\n"
"\n"
" void accept(AST *ast);\n"
"\n"
" template <typename _Tp>\n"
" void accept(List<_Tp> *it)\n"
" {\n"
" for (; it; it = it->next)\n"
" accept(it->value);\n"
" }\n"
"\n"
" virtual bool preVisit(AST *) { return true; }\n"
" virtual void postVisit(AST *) {}\n";
out << "\n";
foreach (const QByteArray &klass, classes) {
out << " virtual bool visit(" << klass << " *) { return true; }\n";
}
out << "\n";
foreach (const QByteArray &klass, classes) {
out << " virtual void endVisit(" << klass << " *) {}\n";
}
out << "\n";
out <<
"private:\n"
" TranslationUnit *_translationUnit;\n"
"};\n"
"\n"
"} // namespace CPlusPlus\n"
"\n"
"#endif // CPLUSPLUS_ASTVISITOR_H\n";
}
void generateASTMatcher_H(const Snapshot &, const QDir &cplusplusDir,
const QList<QByteArray> &classes)
{
QFileInfo fileASTMatcher_h(cplusplusDir, QLatin1String("ASTMatcher.h"));
Q_ASSERT(fileASTMatcher_h.exists());
const QString fileName = fileASTMatcher_h.absoluteFilePath();
QFile file(fileName);
if (! file.open(QFile::WriteOnly))
return;
QTextStream out(&file);
out << copyrightHeader <<
"\n"
"#ifndef ASTMATCHER_H\n"
"#define ASTMATCHER_H\n"
"\n"
"#include \"ASTfwd.h\"\n"
"\n"
"namespace CPlusPlus {\n"
"\n"
"class CPLUSPLUS_EXPORT ASTMatcher\n"
"{\n"
"public:\n"
" ASTMatcher();\n"
" virtual ~ASTMatcher();\n"
"\n";
foreach (const QByteArray &klass, classes) {
out << " virtual bool match(" << klass << " *node, " << klass << " *pattern);\n";
}
out <<
"};\n"
"\n"
"} // namespace CPlusPlus\n"
"\n"
"#endif // CPLUSPLUS_ASTMATCHER_H\n";
}
QStringList generateAST_H(const Snapshot &snapshot, const QDir &cplusplusDir, const QString &dumpersFile)
{
QStringList astDerivedClasses;
@@ -1306,6 +1440,7 @@ QStringList generateAST_H(const Snapshot &snapshot, const QDir &cplusplusDir, co
Accept0CG cg(cplusplusDir, AST_h_document->translationUnit());
cg(AST_h_document->translationUnit()->ast());
const QList<QByteArray> astClasses = cg.classes();
Match0CG cg2(cplusplusDir, AST_h_document->translationUnit());
cg2(AST_h_document->translationUnit()->ast());
@@ -1318,6 +1453,9 @@ QStringList generateAST_H(const Snapshot &snapshot, const QDir &cplusplusDir, co
generateAST_cpp(snapshot, cplusplusDir);
generateASTVisitor_H(snapshot, cplusplusDir, astClasses);
generateASTMatcher_H(snapshot, cplusplusDir, astClasses);
if (!dumpersFile.isEmpty())
GenerateDumpers::go(dumpersFile, AST_h_document->translationUnit());