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Moved ASTPath to its own header/source files.

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This commit is contained in:
Erik Verbruggen
2010-05-28 15:25:24 +02:00
parent d4e1a24daa
commit 3eee397abd
4 changed files with 158 additions and 58 deletions
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59
src/plugins/cppeditor/cppquickfix.cpp
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@@ -30,6 +30,7 @@
#include "cppquickfix.h"
#include "cppeditor.h"
#include <cplusplus/ASTPath.h>
#include <cplusplus/CppDocument.h>
#include <cplusplus/ResolveExpression.h>
@@ -57,64 +58,6 @@ using namespace CPlusPlus;
namespace {
class ASTPath: public ASTVisitor
{
Document::Ptr _doc;
unsigned _line;
unsigned _column;
QList<AST *> _nodes;
public:
ASTPath(Document::Ptr doc)
: ASTVisitor(doc->translationUnit()),
_doc(doc), _line(0), _column(0)
{}
QList<AST *> operator()(const QTextCursor &cursor)
{
_nodes.clear();
_line = cursor.blockNumber() + 1;
_column = cursor.columnNumber() + 1;
accept(_doc->translationUnit()->ast());
return _nodes;
}
#if 0
// Useful for debugging:
static void dump(const QList<AST *> nodes)
{
qDebug() << "ASTPath dump," << nodes.size() << "nodes:";
for (int i = 0; i < nodes.size(); ++i)
qDebug() << qPrintable(QString(i + 1, QLatin1Char('-'))) << typeid(*nodes.at(i)).name();
}
#endif
protected:
virtual bool preVisit(AST *ast)
{
unsigned firstToken = ast->firstToken();
unsigned lastToken = ast->lastToken();
if (firstToken > 0 && lastToken > firstToken) {
unsigned startLine, startColumn;
getTokenStartPosition(firstToken, &startLine, &startColumn);
if (_line > startLine || (_line == startLine && _column >= startColumn)) {
unsigned endLine, endColumn;
getTokenEndPosition(lastToken - 1, &endLine, &endColumn);
if (_line < endLine || (_line == endLine && _column <= endColumn)) {
_nodes.append(ast);
return true;
}
}
}
return false;
}
};
/*
Rewrite
a op b -> !(a invop b)