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/*
This file is part of the clazy static checker.
Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Sérgio Martins <sergio.martins@kdab.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef CLAZY_FIXIT_UTILS_H
#define CLAZY_FIXIT_UTILS_H
#include <clang/Parse/Parser.h>
#include <clang/Basic/TokenKinds.h>
#include <string>
#include <vector>
namespace clang {
class ASTContext;
class FixItHint;
class SourceManager;
class SourceRange;
class SourceLocation;
class StringLiteral;
class CallExpr;
class CXXMemberCallExpr;
class Stmt;
}
namespace clazy {
/**
* Replaces whatever is in range, with replacement
*/
clang::FixItHint createReplacement(clang::SourceRange range, const std::string &replacement);
/**
* Inserts insertion at start
*/
clang::FixItHint createInsertion(clang::SourceLocation start, const std::string &insertion);
/**
* Transforms foo into method(foo), by inserting "method(" at the beginning, and ')' at the end
*/
void insertParentMethodCall(const std::string &method, clang::SourceRange range, std::vector<clang::FixItHint> &fixits);
/**
* Transforms foo into method("literal"), by inserting "method(" at the beginning, and ')' at the end
* Takes into account multi-token literals such as "foo""bar"
*/
bool insertParentMethodCallAroundStringLiteral(const clang::ASTContext *context, const std::string &method, clang::StringLiteral *lt, std::vector<clang::FixItHint> &fixits);
/**
* Returns the range this literal spans. Takes into account multi token literals, such as "foo""bar"
*/
clang::SourceRange rangeForLiteral(const clang::ASTContext *context, clang::StringLiteral *);
/**
* Goes through all children of stmt and finds the biggests source location.
*/
clang::SourceLocation biggestSourceLocationInStmt(const clang::SourceManager &sm, clang::Stmt *stmt);
clang::SourceLocation locForNextToken(const clang::ASTContext *context, clang::SourceLocation start, clang::tok::TokenKind kind);
/**
* Returns the end location of the token that starts at start.
*
* For example, having this expr:
* getenv("FOO")
*
* ^ // expr->getLocStart()
* ^ // expr->getLocEnd()
* ^ // clazy::locForEndOfToken(expr->getLocStart())
*/
clang::SourceLocation locForEndOfToken(const clang::ASTContext *context, clang::SourceLocation start, int offset = 0);
/**
* Transforms a call such as: foo("hello").bar() into baz("hello")
*/
bool transformTwoCallsIntoOne(const clang::ASTContext *context, clang::CallExpr *foo, clang::CXXMemberCallExpr *bar,
const std::string &baz, std::vector<clang::FixItHint> &fixits);
/**
* Transforms a call such as: foo("hello").bar() into baz()
* This version basically replaces everything from start to end with baz.
*/
bool transformTwoCallsIntoOneV2(const clang::ASTContext *context, clang::CXXMemberCallExpr *bar,
const std::string &baz, std::vector<clang::FixItHint> &fixits);
clang::FixItHint fixItReplaceWordWithWord(const clang::ASTContext *context, clang::Stmt *begin,
const std::string &replacement, const std::string &replacee);
std::vector<clang::FixItHint> fixItRemoveToken(const clang::ASTContext *context,
clang::Stmt *stmt,
bool removeParenthesis);
}
#endif
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