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Pimped the ast dumping and added symbol dumping.

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This commit is contained in:
Erik Verbruggen
2010-03-08 16:42:14 +01:00
parent e9f33fb8d3
commit 206793d785
1 changed files with 211 additions and 12 deletions
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223
tests/manual/cplusplus-dump/main.cpp
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@@ -40,6 +40,7 @@
#include <Names.h>
#include <CoreTypes.h>
#include <CppDocument.h>
#include <SymbolVisitor.h>
#include <QFile>
#include <QList>
@@ -51,6 +52,7 @@
#include <cstdio>
#include <cstdlib>
#include <fstream>
#include <iostream>
#include <cxxabi.h>
@@ -63,26 +65,70 @@ public:
: ASTVisitor(unit) {}
void operator()(AST *ast) {
std::cout << "digraph AST {" << std::endl;
QByteArray basename = translationUnit()->fileName();
int dotIdx = basename.lastIndexOf('.');
if (dotIdx != -1)
basename.truncate(dotIdx);
basename.append(".ast.dot");
out.open(basename.constData());
out << "digraph AST {" << std::endl;
// std::cout << "rankdir = \"LR\";" << std::endl;
accept(ast);
std::cout << "}" << std::endl;
foreach (const QByteArray &terminalShape, _terminalShapes) {
out << std::string(terminalShape) << " [shape=rect]" << std::endl;
}
alignTerminals();
out << "}" << std::endl;
out.close();
std::cout << basename.constData() << std::endl;
}
protected:
std::string name(AST *ast) const {
void alignTerminals() {
out<<"{ rank=same; ";
foreach (const QByteArray &terminalShape, _terminalShapes) {
out << std::string(terminalShape) << "; ";
}
out<<"}"<<std::endl;
}
QByteArray addTerminalInfo(AST *ast) const {
if (SimpleNameAST *simpleName = ast->asSimpleName()) {
return spell(simpleName->identifier_token);
} else if (BinaryExpressionAST *binExpr = ast->asBinaryExpression()) {
return spell(binExpr->binary_op_token);
} else if (SimpleSpecifierAST *simpleSpec = ast->asSimpleSpecifier()) {
return spell(simpleSpec->specifier_token);
} else if (NumericLiteralAST *numLit = ast->asNumericLiteral()) {
return spell(numLit->literal_token);
} else if (StringLiteralAST *strLit = ast->asStringLiteral()) {
return spell(strLit->literal_token);
} else if (BoolLiteralAST *boolLit = ast->asBoolLiteral()) {
return spell(boolLit->literal_token);
} else {
return QByteArray();
}
}
std::string name(AST *ast) {
QByteArray name = abi::__cxa_demangle(typeid(*ast).name(), 0, 0, 0) + 11;
name.truncate(name.length() - 3);
name = QByteArray::number(_id.value(ast)) + ". " + name;
if (ast->lastToken() - ast->firstToken() == 1) {
const char *x = spell(ast->firstToken());
name += ' ';
name += x;
QByteArray info = addTerminalInfo(ast);
if (!info.isEmpty()) {
name.append("\\n");
name.append(info);
}
name.prepend('"');
name.append('"');
name.append('"');
if (!info.isEmpty())
_terminalShapes.insert(name);
return std::string(name);
}
@@ -92,7 +138,7 @@ protected:
_id[ast] = count++;
if (! _stack.isEmpty())
std::cout << name(_stack.last()) << " -> " << name(ast) << ";" << std::endl;
out << name(_stack.last()) << " -> " << name(ast) << ";" << std::endl;
_stack.append(ast);
@@ -100,12 +146,157 @@ protected:
}
virtual void postVisit(AST *) {
_stack.removeLast();
_stack.removeLast();
}
private:
QHash<AST *, int> _id;
QList<AST *> _stack;
QSet<QByteArray> _terminalShapes;
std::ofstream out;
};
class SymbolDump: protected SymbolVisitor
{
public:
SymbolDump(TranslationUnit *unit)
: translationUnit(unit)
{}
void operator()(Symbol *s) {
QByteArray basename = translationUnit->fileName();
int dotIdx = basename.lastIndexOf('.');
if (dotIdx != -1)
basename.truncate(dotIdx);
basename.append(".symbols.dot");
out.open(basename.constData());
out << "digraph Symbols {" << std::endl;
// std::cout << "rankdir = \"LR\";" << std::endl;
accept(s);
for (int i = 0; i < _connections.size(); ++i) {
QPair<Symbol*,Symbol*> connection = _connections.at(i);
QByteArray from = _id.value(connection.first);
if (from.isEmpty())
from = name(connection.first);
QByteArray to = _id.value(connection.second);
if (to.isEmpty())
to = name(connection.second);
out << from.constData() << " -> " << to.constData() << ";" << std::endl;
}
out << "}" << std::endl;
out.close();
std::cout << basename.constData() << std::endl;
}
protected:
QByteArray name(Symbol *s) {
QByteArray name = abi::__cxa_demangle(typeid(*s).name(), 0, 0, 0) + 11;
if (s->identifier()) {
name.append("\\nid: ");
name.append(s->identifier()->chars());
}
return name;
}
virtual bool preVisit(Symbol *s) {
static int count = 0;
QByteArray nodeId("s");
nodeId.append(QByteArray::number(++count));
_id[s] = nodeId;
if (!_stack.isEmpty())
_connections.append(qMakePair(_stack.last(), s));
_stack.append(s);
return true;
}
virtual void postVisit(Symbol *) {
_stack.removeLast();
}
virtual void simpleNode(Symbol *symbol) {
out << _id[symbol].constData() << " [label=\"" << name(symbol).constData() << "\"];" << std::endl;
}
void generateTemplateParams(const char *from, TemplateParameters *params) {
if (!params)
return;
static int templateCount = 0;
QByteArray id("t");
id.append(QByteArray::number(++templateCount));
out << from << " -> " << id.constData() << ";" << std::endl;
out << id.constData() << " [shape=record label=\"";
for (unsigned i = 0; i < params->scope()->symbolCount(); ++i) {
if (i > 0)
out<<"|";
Symbol *s = params->scope()->symbolAt(i);
if (s->identifier()) {
out<<s->identifier()->chars();
} else {
out << "<anonymous>";
}
}
out << "\"];" << std::endl;
}
virtual bool visit(Class *symbol) {
const char *id = _id.value(symbol).constData();
out << id << " [label=\"";
if (symbol->isClass()) {
out << "class";
} else if (symbol->isStruct()) {
out << "struct";
} else if (symbol->isUnion()) {
out << "union";
} else {
out << "UNKNOWN";
}
out << "\\nid: ";
if (symbol->identifier()) {
out << symbol->identifier()->chars();
} else {
out << "NO ID";
}
out << "\"];" << std::endl;
generateTemplateParams(id, symbol->templateParameters());
return true;
}
virtual bool visit(UsingNamespaceDirective *symbol) { simpleNode(symbol); return true; }
virtual bool visit(UsingDeclaration *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Declaration *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Argument *symbol) { simpleNode(symbol); return true; }
virtual bool visit(TypenameArgument *symbol) { simpleNode(symbol); return true; }
virtual bool visit(BaseClass *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Enum *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Function *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Namespace *symbol) { simpleNode(symbol); return true; }
virtual bool visit(Block *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ForwardClassDeclaration *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCBaseClass *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCBaseProtocol *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCClass *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCForwardClassDeclaration *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCProtocol *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCForwardProtocolDeclaration *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCMethod *symbol) { simpleNode(symbol); return true; }
virtual bool visit(ObjCPropertyDeclaration *symbol) { simpleNode(symbol); return true; }
private:
TranslationUnit *translationUnit;
QHash<Symbol *, QByteArray> _id;
QList<QPair<Symbol *,Symbol*> >_connections;
QList<Symbol *> _stack;
std::ofstream out;
};
int main(int argc, char *argv[])
@@ -117,8 +308,11 @@ int main(int argc, char *argv[])
foreach (const QString &fileName, files) {
QFile file(fileName);
if (! file.open(QFile::ReadOnly))
if (! file.open(QFile::ReadOnly)) {
std::cerr << "Cannot open \"" << qPrintable(fileName)
<< "\", skipping it." << std::endl;
continue;
}
const QByteArray source = file.readAll();
file.close();
@@ -128,8 +322,13 @@ int main(int argc, char *argv[])
doc->setSource(source);
doc->parse();
doc->check();
ASTDump dump(doc->translationUnit());
dump(doc->translationUnit()->ast());
SymbolDump dump2(doc->translationUnit());
dump2(doc->globalNamespace());
}
return EXIT_SUCCESS;