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-rw-r--r--include/clang/Sema/SemaFixItUtils.h91
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diff --git a/include/clang/Sema/SemaFixItUtils.h b/include/clang/Sema/SemaFixItUtils.h
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--- a/include/clang/Sema/SemaFixItUtils.h
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-//===--- SemaFixItUtils.h - Sema FixIts -----------------------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines helper classes for generation of Sema FixItHints.
-//
-//===----------------------------------------------------------------------===//
-#ifndef LLVM_CLANG_SEMA_SEMAFIXITUTILS_H
-#define LLVM_CLANG_SEMA_SEMAFIXITUTILS_H
-
-#include "clang/AST/Expr.h"
-
-namespace clang {
-
-enum OverloadFixItKind {
- OFIK_Undefined = 0,
- OFIK_Dereference,
- OFIK_TakeAddress,
- OFIK_RemoveDereference,
- OFIK_RemoveTakeAddress
-};
-
-class Sema;
-
-/// The class facilities generation and storage of conversion FixIts. Hints for
-/// new conversions are added using TryToFixConversion method. The default type
-/// conversion checker can be reset.
-struct ConversionFixItGenerator {
- /// Performs a simple check to see if From type can be converted to To type.
- static bool compareTypesSimple(CanQualType From,
- CanQualType To,
- Sema &S,
- SourceLocation Loc,
- ExprValueKind FromVK);
-
- /// The list of Hints generated so far.
- std::vector<FixItHint> Hints;
-
- /// The number of Conversions fixed. This can be different from the size
- /// of the Hints vector since we allow multiple FixIts per conversion.
- unsigned NumConversionsFixed;
-
- /// The type of fix applied. If multiple conversions are fixed, corresponds
- /// to the kid of the very first conversion.
- OverloadFixItKind Kind;
-
- typedef bool (*TypeComparisonFuncTy) (const CanQualType FromTy,
- const CanQualType ToTy,
- Sema &S,
- SourceLocation Loc,
- ExprValueKind FromVK);
- /// The type comparison function used to decide if expression FromExpr of
- /// type FromTy can be converted to ToTy. For example, one could check if
- /// an implicit conversion exists. Returns true if comparison exists.
- TypeComparisonFuncTy CompareTypes;
-
- ConversionFixItGenerator(TypeComparisonFuncTy Foo): NumConversionsFixed(0),
- Kind(OFIK_Undefined),
- CompareTypes(Foo) {}
-
- ConversionFixItGenerator(): NumConversionsFixed(0),
- Kind(OFIK_Undefined),
- CompareTypes(compareTypesSimple) {}
-
- /// Resets the default conversion checker method.
- void setConversionChecker(TypeComparisonFuncTy Foo) {
- CompareTypes = Foo;
- }
-
- /// If possible, generates and stores a fix for the given conversion.
- bool tryToFixConversion(const Expr *FromExpr,
- const QualType FromQTy, const QualType ToQTy,
- Sema &S);
-
- void clear() {
- Hints.clear();
- NumConversionsFixed = 0;
- }
-
- bool isNull() {
- return (NumConversionsFixed == 0);
- }
-};
-
-} // endof namespace clang
-#endif
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