#define SUPPORT_SOURCEMGR_H
#include "llvm/Support/SMLoc.h"
-
+#include "llvm/ADT/ArrayRef.h"
#include <string>
-#include <vector>
-#include <cassert>
namespace llvm {
class MemoryBuffer;
/// and handles diagnostic wrangling.
class SourceMgr {
public:
+ enum DiagKind {
+ DK_Error,
+ DK_Warning,
+ DK_Note
+ };
+
/// DiagHandlerTy - Clients that want to handle their own diagnostics in a
/// custom way can register a function pointer+context as a diagnostic
/// handler. It gets called each time PrintMessage is invoked.
- typedef void (*DiagHandlerTy)(const SMDiagnostic&, void *Context);
+ typedef void (*DiagHandlerTy)(const SMDiagnostic &, void *Context);
private:
struct SrcBuffer {
/// Buffer - The memory buffer for the file.
DiagContext = Ctx;
}
+ DiagHandlerTy getDiagHandler() const { return DiagHandler; }
+ void *getDiagContext() const { return DiagContext; }
+
const SrcBuffer &getBufferInfo(unsigned i) const {
assert(i < Buffers.size() && "Invalid Buffer ID!");
return Buffers[i];
/// AddIncludeFile - Search for a file with the specified name in the current
/// directory or in one of the IncludeDirs. If no file is found, this returns
/// ~0, otherwise it returns the buffer ID of the stacked file.
- unsigned AddIncludeFile(const std::string &Filename, SMLoc IncludeLoc);
+ /// The full path to the included file can be found in IncludedFile.
+ unsigned AddIncludeFile(const std::string &Filename, SMLoc IncludeLoc,
+ std::string &IncludedFile);
/// FindBufferContainingLoc - Return the ID of the buffer containing the
/// specified location, returning -1 if not found.
/// FindLineNumber - Find the line number for the specified location in the
/// specified file. This is not a fast method.
- unsigned FindLineNumber(SMLoc Loc, int BufferID = -1) const;
+ unsigned FindLineNumber(SMLoc Loc, int BufferID = -1) const {
+ return getLineAndColumn(Loc, BufferID).first;
+ }
+
+ /// getLineAndColumn - Find the line and column number for the specified
+ /// location in the specified file. This is not a fast method.
+ std::pair<unsigned, unsigned>
+ getLineAndColumn(SMLoc Loc, int BufferID = -1) const;
/// PrintMessage - Emit a message about the specified location with the
/// specified string.
///
- /// @param Type - If non-null, the kind of message (e.g., "error") which is
- /// prefixed to the message.
- /// @param ShowLine - Should the diagnostic show the source line.
- void PrintMessage(SMLoc Loc, const Twine &Msg, const char *Type,
- bool ShowLine = true) const;
+ /// @param ShowColors - Display colored messages if output is a terminal and
+ /// the default error handler is used.
+ void PrintMessage(SMLoc Loc, DiagKind Kind, const Twine &Msg,
+ ArrayRef<SMRange> Ranges = ArrayRef<SMRange>(),
+ bool ShowColors = true) const;
/// GetMessage - Return an SMDiagnostic at the specified location with the
/// specified string.
///
- /// @param Type - If non-null, the kind of message (e.g., "error") which is
+ /// @param Msg If non-null, the kind of message (e.g., "error") which is
/// prefixed to the message.
- /// @param ShowLine - Should the diagnostic show the source line.
- SMDiagnostic GetMessage(SMLoc Loc,
- const Twine &Msg, const char *Type,
- bool ShowLine = true) const;
-
+ SMDiagnostic GetMessage(SMLoc Loc, DiagKind Kind, const Twine &Msg,
+ ArrayRef<SMRange> Ranges = ArrayRef<SMRange>()) const;
-private:
+ /// PrintIncludeStack - Prints the names of included files and the line of the
+ /// file they were included from. A diagnostic handler can use this before
+ /// printing its custom formatted message.
+ ///
+ /// @param IncludeLoc - The line of the include.
+ /// @param OS the raw_ostream to print on.
void PrintIncludeStack(SMLoc IncludeLoc, raw_ostream &OS) const;
};
SMLoc Loc;
std::string Filename;
int LineNo, ColumnNo;
+ SourceMgr::DiagKind Kind;
std::string Message, LineContents;
- unsigned ShowLine : 1;
+ std::vector<std::pair<unsigned, unsigned> > Ranges;
public:
// Null diagnostic.
- SMDiagnostic() : SM(0), LineNo(0), ColumnNo(0), ShowLine(0) {}
+ SMDiagnostic()
+ : SM(0), LineNo(0), ColumnNo(0), Kind(SourceMgr::DK_Error) {}
// Diagnostic with no location (e.g. file not found, command line arg error).
- SMDiagnostic(const std::string &filename, const std::string &Msg,
- bool showline = true)
- : SM(0), Filename(filename), LineNo(-1), ColumnNo(-1),
- Message(Msg), ShowLine(showline) {}
+ SMDiagnostic(const std::string &filename, SourceMgr::DiagKind Knd,
+ const std::string &Msg)
+ : SM(0), Filename(filename), LineNo(-1), ColumnNo(-1), Kind(Knd),
+ Message(Msg) {}
// Diagnostic with a location.
SMDiagnostic(const SourceMgr &sm, SMLoc L, const std::string &FN,
- int Line, int Col,
+ int Line, int Col, SourceMgr::DiagKind Kind,
const std::string &Msg, const std::string &LineStr,
- bool showline = true)
- : SM(&sm), Loc(L), Filename(FN), LineNo(Line), ColumnNo(Col), Message(Msg),
- LineContents(LineStr), ShowLine(showline) {}
+ ArrayRef<std::pair<unsigned,unsigned> > Ranges);
const SourceMgr *getSourceMgr() const { return SM; }
SMLoc getLoc() const { return Loc; }
const std::string &getFilename() const { return Filename; }
int getLineNo() const { return LineNo; }
int getColumnNo() const { return ColumnNo; }
+ SourceMgr::DiagKind getKind() const { return Kind; }
const std::string &getMessage() const { return Message; }
const std::string &getLineContents() const { return LineContents; }
- bool getShowLine() const { return ShowLine; }
-
- void Print(const char *ProgName, raw_ostream &S) const;
+ const std::vector<std::pair<unsigned, unsigned> > &getRanges() const {
+ return Ranges;
+ }
+ void print(const char *ProgName, raw_ostream &S, bool ShowColors = true) const;
};
} // end llvm namespace
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