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/*
* This file is part of the LibreOffice project.
*
* Based on LLVM/Clang.
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*/
#ifndef PLUGIN_H
#define PLUGIN_H
#include <clang/AST/RecursiveASTVisitor.h>
#include <clang/Rewrite/Rewriter.h>
using namespace clang;
using namespace llvm;
using namespace std;
namespace loplugin
{
class Plugin
{
public:
explicit Plugin( ASTContext& context );
protected:
DiagnosticBuilder report( DiagnosticsEngine::Level level, StringRef message, SourceLocation loc = SourceLocation());
bool ignoreLocation( SourceLocation loc );
bool ignoreLocation( const Decl* decl );
bool ignoreLocation( const Stmt* stmt );
ASTContext& context;
};
class RewritePlugin
: public Plugin
{
public:
explicit RewritePlugin( ASTContext& context, Rewriter& rewriter );
protected:
typedef Rewriter::RewriteOptions RewriteOptions;
// These following insert/remove/replaceText functions map to functions
// in clang::Rewriter, with two differences:
// - they (more intuitively) return false on failure rather than true
// - they report a warning when the change cannot be done
bool insertText( SourceLocation Loc, StringRef Str,
bool InsertAfter = true, bool indentNewLines = false );
bool insertTextAfter( SourceLocation Loc, StringRef Str );
bool insertTextAfterToken( SourceLocation Loc, StringRef Str );
bool insertTextBefore( SourceLocation Loc, StringRef Str );
bool removeText( SourceLocation Start, unsigned Length, RewriteOptions opts = RewriteOptions());
bool removeText( CharSourceRange range, RewriteOptions opts = RewriteOptions());
bool removeText( SourceRange range, RewriteOptions opts = RewriteOptions());
bool replaceText( SourceLocation Start, unsigned OrigLength, StringRef NewStr );
bool replaceText( SourceRange range, StringRef NewStr );
bool replaceText( SourceRange range, SourceRange replacementRange );
Rewriter& rewriter;
private:
bool reportEditFailure( SourceLocation loc );
};
inline
bool Plugin::ignoreLocation( const Decl* decl )
{
return ignoreLocation( decl->getLocation());
}
inline
bool Plugin::ignoreLocation( const Stmt* stmt )
{
return ignoreLocation( stmt->getLocStart());
}
} // namespace
#endif // COMPILEPLUGIN_H
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