forked from OSchip/llvm-project
83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
//===--- PathDiagnostic.cpp - Path-Specific Diagnostic Handling -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the PathDiagnostic-related interfaces.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Analysis/PathDiagnostic.h"
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#include "llvm/ADT/SmallString.h"
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#include <sstream>
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using namespace clang;
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static size_t GetNumCharsToLastNonPeriod(const char *s) {
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const char *start = s;
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const char *lastNonPeriod = 0;
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for ( ; *s != '\0' ; ++s)
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if (*s != '.') lastNonPeriod = s;
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if (!lastNonPeriod)
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return 0;
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return (lastNonPeriod - start) + 1;
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}
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static inline size_t GetNumCharsToLastNonPeriod(const std::string &s) {
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return s.empty () ? 0 : GetNumCharsToLastNonPeriod(&s[0]);
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}
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PathDiagnosticPiece::PathDiagnosticPiece(FullSourceLoc pos,
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const std::string& s,
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Kind k, DisplayHint hint)
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: Pos(pos), str(s, 0, GetNumCharsToLastNonPeriod(s)), kind(k), Hint(hint) {}
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PathDiagnosticPiece::PathDiagnosticPiece(FullSourceLoc pos,
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const char* s, Kind k,
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DisplayHint hint)
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: Pos(pos), str(s, GetNumCharsToLastNonPeriod(s)), kind(k), Hint(hint) {}
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PathDiagnostic::~PathDiagnostic() {
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for (iterator I = begin(), E = end(); I != E; ++I) delete &*I;
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}
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void PathDiagnosticClient::HandleDiagnostic(Diagnostic::Level DiagLevel,
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const DiagnosticInfo &Info) {
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// Create a PathDiagnostic with a single piece.
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PathDiagnostic* D = new PathDiagnostic();
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const char *LevelStr;
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switch (DiagLevel) {
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default:
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case Diagnostic::Ignored: assert(0 && "Invalid diagnostic type");
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case Diagnostic::Note: LevelStr = "note: "; break;
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case Diagnostic::Warning: LevelStr = "warning: "; break;
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case Diagnostic::Error: LevelStr = "error: "; break;
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case Diagnostic::Fatal: LevelStr = "fatal error: "; break;
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}
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llvm::SmallString<100> StrC;
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StrC += LevelStr;
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Info.FormatDiagnostic(StrC);
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PathDiagnosticPiece *P =
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new PathDiagnosticPiece(Info.getLocation(),
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std::string(StrC.begin(), StrC.end()));
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for (unsigned i = 0, e = Info.getNumRanges(); i != e; ++i)
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P->addRange(Info.getRange(i));
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for (unsigned i = 0, e = Info.getNumCodeModificationHints(); i != e; ++i)
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P->addCodeModificationHint(Info.getCodeModificationHint(i));
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D->push_front(P);
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HandlePathDiagnostic(D);
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}
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