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authorRoman Divacky <rdivacky@FreeBSD.org>2010-07-13 17:21:42 +0000
committerRoman Divacky <rdivacky@FreeBSD.org>2010-07-13 17:21:42 +0000
commit4ba675006b5a8edfc48b6a9bd3dcf54a70cc08f2 (patch)
tree48b44512b5db8ced345df4a1a56b5065cf2a14d9 /include/clang/Frontend/FixItRewriter.h
parentd7279c4c177bca357ef96ff1379fd9bc420bfe83 (diff)
Diffstat (limited to 'include/clang/Frontend/FixItRewriter.h')
-rw-r--r--include/clang/Frontend/FixItRewriter.h104
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diff --git a/include/clang/Frontend/FixItRewriter.h b/include/clang/Frontend/FixItRewriter.h
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-//===--- FixItRewriter.h - Fix-It Rewriter Diagnostic Client ----*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This is a diagnostic client adaptor that performs rewrites as
-// suggested by code modification hints attached to diagnostics. It
-// then forwards any diagnostics to the adapted diagnostic client.
-//
-//===----------------------------------------------------------------------===//
-#ifndef LLVM_CLANG_FRONTEND_FIX_IT_REWRITER_H
-#define LLVM_CLANG_FRONTEND_FIX_IT_REWRITER_H
-
-#include "clang/Basic/Diagnostic.h"
-#include "clang/Basic/SourceLocation.h"
-#include "clang/Rewrite/Rewriter.h"
-#include "llvm/ADT/SmallVector.h"
-
-namespace llvm { class raw_ostream; }
-
-namespace clang {
-
-class SourceManager;
-class FileEntry;
-
-class FixItPathRewriter {
-public:
- virtual ~FixItPathRewriter();
-
- /// \brief This file is about to be rewritten. Return the name of the file
- /// that is okay to write to.
- virtual std::string RewriteFilename(const std::string &Filename) = 0;
-};
-
-class FixItRewriter : public DiagnosticClient {
- /// \brief The diagnostics machinery.
- Diagnostic &Diags;
-
- /// \brief The rewriter used to perform the various code
- /// modifications.
- Rewriter Rewrite;
-
- /// \brief The diagnostic client that performs the actual formatting
- /// of error messages.
- DiagnosticClient *Client;
-
- /// \brief Turn an input path into an output path. NULL implies overwriting
- /// the original.
- FixItPathRewriter *PathRewriter;
-
- /// \brief The number of rewriter failures.
- unsigned NumFailures;
-
-public:
- typedef Rewriter::buffer_iterator iterator;
-
- /// \brief Initialize a new fix-it rewriter.
- FixItRewriter(Diagnostic &Diags, SourceManager &SourceMgr,
- const LangOptions &LangOpts, FixItPathRewriter *PathRewriter);
-
- /// \brief Destroy the fix-it rewriter.
- ~FixItRewriter();
-
- /// \brief Check whether there are modifications for a given file.
- bool IsModified(FileID ID) const {
- return Rewrite.getRewriteBufferFor(ID) != NULL;
- }
-
- // Iteration over files with changes.
- iterator buffer_begin() { return Rewrite.buffer_begin(); }
- iterator buffer_end() { return Rewrite.buffer_end(); }
-
- /// \brief Write a single modified source file.
- ///
- /// \returns true if there was an error, false otherwise.
- bool WriteFixedFile(FileID ID, llvm::raw_ostream &OS);
-
- /// \brief Write the modified source files.
- ///
- /// \returns true if there was an error, false otherwise.
- bool WriteFixedFiles();
-
- /// IncludeInDiagnosticCounts - This method (whose default implementation
- /// returns true) indicates whether the diagnostics handled by this
- /// DiagnosticClient should be included in the number of diagnostics
- /// reported by Diagnostic.
- virtual bool IncludeInDiagnosticCounts() const;
-
- /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or
- /// capturing it to a log as needed.
- virtual void HandleDiagnostic(Diagnostic::Level DiagLevel,
- const DiagnosticInfo &Info);
-
- /// \brief Emit a diagnostic via the adapted diagnostic client.
- void Diag(FullSourceLoc Loc, unsigned DiagID);
-};
-
-}
-
-#endif // LLVM_CLANG_FRONTEND_FIX_IT_REWRITER_H