head 1.1; branch 1.1.1; access; symbols netbsd-11-0-RC4:1.1.1.5 netbsd-11-0-RC3:1.1.1.5 netbsd-11-0-RC2:1.1.1.5 netbsd-11-0-RC1:1.1.1.5 perseant-exfatfs-base-20250801:1.1.1.5 netbsd-11:1.1.1.5.0.10 netbsd-11-base:1.1.1.5 netbsd-10-1-RELEASE:1.1.1.5 perseant-exfatfs-base-20240630:1.1.1.5 perseant-exfatfs:1.1.1.5.0.8 perseant-exfatfs-base:1.1.1.5 netbsd-8-3-RELEASE:1.1.1.3 netbsd-9-4-RELEASE:1.1.1.4 netbsd-10-0-RELEASE:1.1.1.5 netbsd-10-0-RC6:1.1.1.5 netbsd-10-0-RC5:1.1.1.5 netbsd-10-0-RC4:1.1.1.5 netbsd-10-0-RC3:1.1.1.5 netbsd-10-0-RC2:1.1.1.5 netbsd-10-0-RC1:1.1.1.5 netbsd-10:1.1.1.5.0.6 netbsd-10-base:1.1.1.5 netbsd-9-3-RELEASE:1.1.1.4 cjep_sun2x:1.1.1.5.0.4 cjep_sun2x-base:1.1.1.5 cjep_staticlib_x-base1:1.1.1.5 netbsd-9-2-RELEASE:1.1.1.4 cjep_staticlib_x:1.1.1.5.0.2 cjep_staticlib_x-base:1.1.1.5 netbsd-9-1-RELEASE:1.1.1.4 phil-wifi-20200421:1.1.1.5 phil-wifi-20200411:1.1.1.5 phil-wifi-20200406:1.1.1.5 netbsd-8-2-RELEASE:1.1.1.3 netbsd-9-0-RELEASE:1.1.1.4 netbsd-9-0-RC2:1.1.1.4 netbsd-9-0-RC1:1.1.1.4 netbsd-9:1.1.1.4.0.6 netbsd-9-base:1.1.1.4 phil-wifi-20190609:1.1.1.4 netbsd-8-1-RELEASE:1.1.1.3 netbsd-8-1-RC1:1.1.1.3 pgoyette-compat-merge-20190127:1.1.1.4 pgoyette-compat-20190127:1.1.1.4 pgoyette-compat-20190118:1.1.1.4 pgoyette-compat-1226:1.1.1.4 pgoyette-compat-1126:1.1.1.4 pgoyette-compat-1020:1.1.1.4 pgoyette-compat-0930:1.1.1.4 pgoyette-compat-0906:1.1.1.4 netbsd-7-2-RELEASE:1.1.1.2 pgoyette-compat-0728:1.1.1.4 clang-337282:1.1.1.4 netbsd-8-0-RELEASE:1.1.1.3 phil-wifi:1.1.1.4.0.4 phil-wifi-base:1.1.1.4 pgoyette-compat-0625:1.1.1.4 netbsd-8-0-RC2:1.1.1.3 pgoyette-compat-0521:1.1.1.4 pgoyette-compat-0502:1.1.1.4 pgoyette-compat-0422:1.1.1.4 netbsd-8-0-RC1:1.1.1.3 pgoyette-compat-0415:1.1.1.4 pgoyette-compat-0407:1.1.1.4 pgoyette-compat-0330:1.1.1.4 pgoyette-compat-0322:1.1.1.4 pgoyette-compat-0315:1.1.1.4 netbsd-7-1-2-RELEASE:1.1.1.2 pgoyette-compat:1.1.1.4.0.2 pgoyette-compat-base:1.1.1.4 netbsd-7-1-1-RELEASE:1.1.1.2 clang-319952:1.1.1.4 matt-nb8-mediatek:1.1.1.3.0.12 matt-nb8-mediatek-base:1.1.1.3 clang-309604:1.1.1.4 perseant-stdc-iso10646:1.1.1.3.0.10 perseant-stdc-iso10646-base:1.1.1.3 netbsd-8:1.1.1.3.0.8 netbsd-8-base:1.1.1.3 prg-localcount2-base3:1.1.1.3 prg-localcount2-base2:1.1.1.3 prg-localcount2-base1:1.1.1.3 prg-localcount2:1.1.1.3.0.6 prg-localcount2-base:1.1.1.3 pgoyette-localcount-20170426:1.1.1.3 bouyer-socketcan-base1:1.1.1.3 pgoyette-localcount-20170320:1.1.1.3 netbsd-7-1:1.1.1.2.0.10 netbsd-7-1-RELEASE:1.1.1.2 netbsd-7-1-RC2:1.1.1.2 clang-294123:1.1.1.3 netbsd-7-nhusb-base-20170116:1.1.1.2 bouyer-socketcan:1.1.1.3.0.4 bouyer-socketcan-base:1.1.1.3 clang-291444:1.1.1.3 pgoyette-localcount-20170107:1.1.1.3 netbsd-7-1-RC1:1.1.1.2 pgoyette-localcount-20161104:1.1.1.3 netbsd-7-0-2-RELEASE:1.1.1.2 localcount-20160914:1.1.1.3 netbsd-7-nhusb:1.1.1.2.0.8 netbsd-7-nhusb-base:1.1.1.2 clang-280599:1.1.1.3 pgoyette-localcount-20160806:1.1.1.3 pgoyette-localcount-20160726:1.1.1.3 pgoyette-localcount:1.1.1.3.0.2 pgoyette-localcount-base:1.1.1.3 netbsd-7-0-1-RELEASE:1.1.1.2 clang-261930:1.1.1.3 netbsd-7-0:1.1.1.2.0.6 netbsd-7-0-RELEASE:1.1.1.2 netbsd-7-0-RC3:1.1.1.2 netbsd-7-0-RC2:1.1.1.2 netbsd-7-0-RC1:1.1.1.2 clang-237755:1.1.1.2 clang-232565:1.1.1.2 clang-227398:1.1.1.2 tls-maxphys-base:1.1.1.2 tls-maxphys:1.1.1.2.0.4 netbsd-7:1.1.1.2.0.2 netbsd-7-base:1.1.1.2 clang-215315:1.1.1.2 clang-209886:1.1.1.2 yamt-pagecache:1.1.1.1.0.4 yamt-pagecache-base9:1.1.1.1 tls-earlyentropy:1.1.1.1.0.2 tls-earlyentropy-base:1.1.1.2 riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.1.1.1 riastradh-drm2-base3:1.1.1.1 clang-202566:1.1.1.1 clang-201163:1.1.1.1 clang-199312:1.1.1.1 clang-198450:1.1.1.1 clang-196603:1.1.1.1 clang-195771:1.1.1.1 LLVM:1.1.1; locks; strict; comment @// @; 1.1 date 2013.11.28.14.14.49; author joerg; state Exp; branches 1.1.1.1; next ; commitid ow8OybrawrB1f3fx; 1.1.1.1 date 2013.11.28.14.14.49; author joerg; state Exp; branches 1.1.1.1.2.1 1.1.1.1.4.1; next 1.1.1.2; commitid ow8OybrawrB1f3fx; 1.1.1.2 date 2014.05.30.18.14.40; author joerg; state Exp; branches 1.1.1.2.4.1; next 1.1.1.3; commitid 8q0kdlBlCn09GACx; 1.1.1.3 date 2016.02.27.22.11.52; author joerg; state Exp; branches; next 1.1.1.4; commitid tIimz3oDlh1NpBWy; 1.1.1.4 date 2017.08.01.19.34.57; author joerg; state Exp; branches 1.1.1.4.4.1; next 1.1.1.5; commitid pMuDy65V0VicSx1A; 1.1.1.5 date 2019.11.13.22.19.20; author joerg; state dead; branches; next ; commitid QD8YATxuNG34YJKB; 1.1.1.1.2.1 date 2014.08.10.07.08.07; author tls; state Exp; branches; next ; commitid t01A1TLTYxkpGMLx; 1.1.1.1.4.1 date 2013.11.28.14.14.49; author yamt; state dead; branches; next 1.1.1.1.4.2; commitid WSrDtL5nYAUyiyBx; 1.1.1.1.4.2 date 2014.05.22.16.18.26; author yamt; state Exp; branches; next ; commitid WSrDtL5nYAUyiyBx; 1.1.1.2.4.1 date 2014.05.30.18.14.40; author tls; state dead; branches; next 1.1.1.2.4.2; commitid jTnpym9Qu0o4R1Nx; 1.1.1.2.4.2 date 2014.08.19.23.47.26; author tls; state Exp; branches; next ; commitid jTnpym9Qu0o4R1Nx; 1.1.1.4.4.1 date 2020.04.13.07.46.30; author martin; state dead; branches; next ; commitid X01YhRUPVUDaec4C; desc @@ 1.1 log @Initial revision @ text @//===--- Diagnostics.cpp - Helper class for error diagnostics -----*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "clang/ASTMatchers/Dynamic/Diagnostics.h" namespace clang { namespace ast_matchers { namespace dynamic { Diagnostics::ArgStream Diagnostics::pushContextFrame(ContextType Type, SourceRange Range) { ContextStack.push_back(ContextFrame()); ContextFrame& data = ContextStack.back(); data.Type = Type; data.Range = Range; return ArgStream(&data.Args); } Diagnostics::Context::Context(ConstructMatcherEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange) : Error(Error) { Error->pushContextFrame(CT_MatcherConstruct, MatcherRange) << MatcherName; } Diagnostics::Context::Context(MatcherArgEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange, unsigned ArgNumber) : Error(Error) { Error->pushContextFrame(CT_MatcherArg, MatcherRange) << ArgNumber << MatcherName; } Diagnostics::Context::~Context() { Error->ContextStack.pop_back(); } Diagnostics::OverloadContext::OverloadContext(Diagnostics *Error) : Error(Error), BeginIndex(Error->Errors.size()) {} Diagnostics::OverloadContext::~OverloadContext() { // Merge all errors that happened while in this context. if (BeginIndex < Error->Errors.size()) { Diagnostics::ErrorContent &Dest = Error->Errors[BeginIndex]; for (size_t i = BeginIndex + 1, e = Error->Errors.size(); i < e; ++i) { Dest.Messages.push_back(Error->Errors[i].Messages[0]); } Error->Errors.resize(BeginIndex + 1); } } void Diagnostics::OverloadContext::revertErrors() { // Revert the errors. Error->Errors.resize(BeginIndex); } Diagnostics::ArgStream &Diagnostics::ArgStream::operator<<(const Twine &Arg) { Out->push_back(Arg.str()); return *this; } Diagnostics::ArgStream Diagnostics::addError(const SourceRange &Range, ErrorType Error) { Errors.push_back(ErrorContent()); ErrorContent &Last = Errors.back(); Last.ContextStack = ContextStack; Last.Messages.push_back(ErrorContent::Message()); Last.Messages.back().Range = Range; Last.Messages.back().Type = Error; return ArgStream(&Last.Messages.back().Args); } StringRef contextTypeToFormatString(Diagnostics::ContextType Type) { switch (Type) { case Diagnostics::CT_MatcherConstruct: return "Error building matcher $0."; case Diagnostics::CT_MatcherArg: return "Error parsing argument $0 for matcher $1."; } llvm_unreachable("Unknown ContextType value."); } StringRef errorTypeToFormatString(Diagnostics::ErrorType Type) { switch (Type) { case Diagnostics::ET_RegistryNotFound: return "Matcher not found: $0"; case Diagnostics::ET_RegistryWrongArgCount: return "Incorrect argument count. (Expected = $0) != (Actual = $1)"; case Diagnostics::ET_RegistryWrongArgType: return "Incorrect type for arg $0. (Expected = $1) != (Actual = $2)"; case Diagnostics::ET_RegistryNotBindable: return "Matcher does not support binding."; case Diagnostics::ET_RegistryAmbiguousOverload: // TODO: Add type info about the overload error. return "Ambiguous matcher overload."; case Diagnostics::ET_ParserStringError: return "Error parsing string token: <$0>"; case Diagnostics::ET_ParserNoOpenParen: return "Error parsing matcher. Found token <$0> while looking for '('."; case Diagnostics::ET_ParserNoCloseParen: return "Error parsing matcher. Found end-of-code while looking for ')'."; case Diagnostics::ET_ParserNoComma: return "Error parsing matcher. Found token <$0> while looking for ','."; case Diagnostics::ET_ParserNoCode: return "End of code found while looking for token."; case Diagnostics::ET_ParserNotAMatcher: return "Input value is not a matcher expression."; case Diagnostics::ET_ParserInvalidToken: return "Invalid token <$0> found when looking for a value."; case Diagnostics::ET_ParserMalformedBindExpr: return "Malformed bind() expression."; case Diagnostics::ET_ParserTrailingCode: return "Expected end of code."; case Diagnostics::ET_ParserUnsignedError: return "Error parsing unsigned token: <$0>"; case Diagnostics::ET_ParserOverloadedType: return "Input value has unresolved overloaded type: $0"; case Diagnostics::ET_None: return ""; } llvm_unreachable("Unknown ErrorType value."); } void formatErrorString(StringRef FormatString, ArrayRef Args, llvm::raw_ostream &OS) { while (!FormatString.empty()) { std::pair Pieces = FormatString.split("$"); OS << Pieces.first.str(); if (Pieces.second.empty()) break; const char Next = Pieces.second.front(); FormatString = Pieces.second.drop_front(); if (Next >= '0' && Next <= '9') { const unsigned Index = Next - '0'; if (Index < Args.size()) { OS << Args[Index]; } else { OS << ""; } } } } static void maybeAddLineAndColumn(const SourceRange &Range, llvm::raw_ostream &OS) { if (Range.Start.Line > 0 && Range.Start.Column > 0) { OS << Range.Start.Line << ":" << Range.Start.Column << ": "; } } static void printContextFrameToStream(const Diagnostics::ContextFrame &Frame, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Frame.Range, OS); formatErrorString(contextTypeToFormatString(Frame.Type), Frame.Args, OS); } static void printMessageToStream(const Diagnostics::ErrorContent::Message &Message, const Twine Prefix, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Message.Range, OS); OS << Prefix; formatErrorString(errorTypeToFormatString(Message.Type), Message.Args, OS); } static void printErrorContentToStream(const Diagnostics::ErrorContent &Content, llvm::raw_ostream &OS) { if (Content.Messages.size() == 1) { printMessageToStream(Content.Messages[0], "", OS); } else { for (size_t i = 0, e = Content.Messages.size(); i != e; ++i) { if (i != 0) OS << "\n"; printMessageToStream(Content.Messages[i], "Candidate " + Twine(i + 1) + ": ", OS); } } } void Diagnostics::printToStream(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; printErrorContentToStream(Errors[i], OS); } } std::string Diagnostics::toString() const { std::string S; llvm::raw_string_ostream OS(S); printToStream(OS); return OS.str(); } void Diagnostics::printToStreamFull(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; const ErrorContent &Error = Errors[i]; for (size_t i = 0, e = Error.ContextStack.size(); i != e; ++i) { printContextFrameToStream(Error.ContextStack[i], OS); OS << "\n"; } printErrorContentToStream(Error, OS); } } std::string Diagnostics::toStringFull() const { std::string S; llvm::raw_string_ostream OS(S); printToStreamFull(OS); return OS.str(); } } // namespace dynamic } // namespace ast_matchers } // namespace clang @ 1.1.1.1 log @Import Clang 3.4rc1 r195771. @ text @@ 1.1.1.1.2.1 log @Rebase. @ text @d90 1 a90 1 case Diagnostics::ET_RegistryMatcherNotFound: a100 2 case Diagnostics::ET_RegistryValueNotFound: return "Value not found: $0"; @ 1.1.1.2 log @Import Clang 3.5svn r209886. @ text @d90 1 a90 1 case Diagnostics::ET_RegistryMatcherNotFound: a100 2 case Diagnostics::ET_RegistryValueNotFound: return "Value not found: $0"; @ 1.1.1.3 log @Import Clang 3.8.0rc3 r261930. @ text @d15 1 d18 1 a18 1 ContextStack.emplace_back(); d27 1 a27 1 SourceRange MatcherRange) d34 1 a34 1 SourceRange MatcherRange, d67 1 a67 1 Diagnostics::ArgStream Diagnostics::addError(SourceRange Range, d69 1 a69 1 Errors.emplace_back(); d72 1 a72 1 Last.Messages.emplace_back(); d78 1 a78 1 static StringRef contextTypeToFormatString(Diagnostics::ContextType Type) { d88 1 a88 1 static StringRef errorTypeToFormatString(Diagnostics::ErrorType Type) { d133 2 a134 3 static void formatErrorString(StringRef FormatString, ArrayRef Args, llvm::raw_ostream &OS) { d153 1 a153 1 static void maybeAddLineAndColumn(SourceRange Range, @ 1.1.1.4 log @Import clang r309604 from branches/release_50 @ text @d121 2 a122 2 case Diagnostics::ET_ParserNumberError: return "Error parsing numeric literal: <$0>"; @ 1.1.1.4.4.1 log @Mostly merge changes from HEAD upto 20200411 @ text @@ 1.1.1.5 log @Mark old LLVM instance as dead. @ text @@ 1.1.1.2.4.1 log @file Diagnostics.cpp was added on branch tls-maxphys on 2014-08-19 23:47:26 +0000 @ text @d1 222 @ 1.1.1.2.4.2 log @Rebase to HEAD as of a few days ago. @ text @a0 222 //===--- Diagnostics.cpp - Helper class for error diagnostics -----*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "clang/ASTMatchers/Dynamic/Diagnostics.h" namespace clang { namespace ast_matchers { namespace dynamic { Diagnostics::ArgStream Diagnostics::pushContextFrame(ContextType Type, SourceRange Range) { ContextStack.push_back(ContextFrame()); ContextFrame& data = ContextStack.back(); data.Type = Type; data.Range = Range; return ArgStream(&data.Args); } Diagnostics::Context::Context(ConstructMatcherEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange) : Error(Error) { Error->pushContextFrame(CT_MatcherConstruct, MatcherRange) << MatcherName; } Diagnostics::Context::Context(MatcherArgEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange, unsigned ArgNumber) : Error(Error) { Error->pushContextFrame(CT_MatcherArg, MatcherRange) << ArgNumber << MatcherName; } Diagnostics::Context::~Context() { Error->ContextStack.pop_back(); } Diagnostics::OverloadContext::OverloadContext(Diagnostics *Error) : Error(Error), BeginIndex(Error->Errors.size()) {} Diagnostics::OverloadContext::~OverloadContext() { // Merge all errors that happened while in this context. if (BeginIndex < Error->Errors.size()) { Diagnostics::ErrorContent &Dest = Error->Errors[BeginIndex]; for (size_t i = BeginIndex + 1, e = Error->Errors.size(); i < e; ++i) { Dest.Messages.push_back(Error->Errors[i].Messages[0]); } Error->Errors.resize(BeginIndex + 1); } } void Diagnostics::OverloadContext::revertErrors() { // Revert the errors. Error->Errors.resize(BeginIndex); } Diagnostics::ArgStream &Diagnostics::ArgStream::operator<<(const Twine &Arg) { Out->push_back(Arg.str()); return *this; } Diagnostics::ArgStream Diagnostics::addError(const SourceRange &Range, ErrorType Error) { Errors.push_back(ErrorContent()); ErrorContent &Last = Errors.back(); Last.ContextStack = ContextStack; Last.Messages.push_back(ErrorContent::Message()); Last.Messages.back().Range = Range; Last.Messages.back().Type = Error; return ArgStream(&Last.Messages.back().Args); } StringRef contextTypeToFormatString(Diagnostics::ContextType Type) { switch (Type) { case Diagnostics::CT_MatcherConstruct: return "Error building matcher $0."; case Diagnostics::CT_MatcherArg: return "Error parsing argument $0 for matcher $1."; } llvm_unreachable("Unknown ContextType value."); } StringRef errorTypeToFormatString(Diagnostics::ErrorType Type) { switch (Type) { case Diagnostics::ET_RegistryMatcherNotFound: return "Matcher not found: $0"; case Diagnostics::ET_RegistryWrongArgCount: return "Incorrect argument count. (Expected = $0) != (Actual = $1)"; case Diagnostics::ET_RegistryWrongArgType: return "Incorrect type for arg $0. (Expected = $1) != (Actual = $2)"; case Diagnostics::ET_RegistryNotBindable: return "Matcher does not support binding."; case Diagnostics::ET_RegistryAmbiguousOverload: // TODO: Add type info about the overload error. return "Ambiguous matcher overload."; case Diagnostics::ET_RegistryValueNotFound: return "Value not found: $0"; case Diagnostics::ET_ParserStringError: return "Error parsing string token: <$0>"; case Diagnostics::ET_ParserNoOpenParen: return "Error parsing matcher. Found token <$0> while looking for '('."; case Diagnostics::ET_ParserNoCloseParen: return "Error parsing matcher. Found end-of-code while looking for ')'."; case Diagnostics::ET_ParserNoComma: return "Error parsing matcher. Found token <$0> while looking for ','."; case Diagnostics::ET_ParserNoCode: return "End of code found while looking for token."; case Diagnostics::ET_ParserNotAMatcher: return "Input value is not a matcher expression."; case Diagnostics::ET_ParserInvalidToken: return "Invalid token <$0> found when looking for a value."; case Diagnostics::ET_ParserMalformedBindExpr: return "Malformed bind() expression."; case Diagnostics::ET_ParserTrailingCode: return "Expected end of code."; case Diagnostics::ET_ParserUnsignedError: return "Error parsing unsigned token: <$0>"; case Diagnostics::ET_ParserOverloadedType: return "Input value has unresolved overloaded type: $0"; case Diagnostics::ET_None: return ""; } llvm_unreachable("Unknown ErrorType value."); } void formatErrorString(StringRef FormatString, ArrayRef Args, llvm::raw_ostream &OS) { while (!FormatString.empty()) { std::pair Pieces = FormatString.split("$"); OS << Pieces.first.str(); if (Pieces.second.empty()) break; const char Next = Pieces.second.front(); FormatString = Pieces.second.drop_front(); if (Next >= '0' && Next <= '9') { const unsigned Index = Next - '0'; if (Index < Args.size()) { OS << Args[Index]; } else { OS << ""; } } } } static void maybeAddLineAndColumn(const SourceRange &Range, llvm::raw_ostream &OS) { if (Range.Start.Line > 0 && Range.Start.Column > 0) { OS << Range.Start.Line << ":" << Range.Start.Column << ": "; } } static void printContextFrameToStream(const Diagnostics::ContextFrame &Frame, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Frame.Range, OS); formatErrorString(contextTypeToFormatString(Frame.Type), Frame.Args, OS); } static void printMessageToStream(const Diagnostics::ErrorContent::Message &Message, const Twine Prefix, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Message.Range, OS); OS << Prefix; formatErrorString(errorTypeToFormatString(Message.Type), Message.Args, OS); } static void printErrorContentToStream(const Diagnostics::ErrorContent &Content, llvm::raw_ostream &OS) { if (Content.Messages.size() == 1) { printMessageToStream(Content.Messages[0], "", OS); } else { for (size_t i = 0, e = Content.Messages.size(); i != e; ++i) { if (i != 0) OS << "\n"; printMessageToStream(Content.Messages[i], "Candidate " + Twine(i + 1) + ": ", OS); } } } void Diagnostics::printToStream(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; printErrorContentToStream(Errors[i], OS); } } std::string Diagnostics::toString() const { std::string S; llvm::raw_string_ostream OS(S); printToStream(OS); return OS.str(); } void Diagnostics::printToStreamFull(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; const ErrorContent &Error = Errors[i]; for (size_t i = 0, e = Error.ContextStack.size(); i != e; ++i) { printContextFrameToStream(Error.ContextStack[i], OS); OS << "\n"; } printErrorContentToStream(Error, OS); } } std::string Diagnostics::toStringFull() const { std::string S; llvm::raw_string_ostream OS(S); printToStreamFull(OS); return OS.str(); } } // namespace dynamic } // namespace ast_matchers } // namespace clang @ 1.1.1.1.4.1 log @file Diagnostics.cpp was added on branch yamt-pagecache on 2014-05-22 16:18:26 +0000 @ text @d1 220 @ 1.1.1.1.4.2 log @sync with head. for a reference, the tree before this commit was tagged as yamt-pagecache-tag8. this commit was splitted into small chunks to avoid a limitation of cvs. ("Protocol error: too many arguments") @ text @a0 220 //===--- Diagnostics.cpp - Helper class for error diagnostics -----*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "clang/ASTMatchers/Dynamic/Diagnostics.h" namespace clang { namespace ast_matchers { namespace dynamic { Diagnostics::ArgStream Diagnostics::pushContextFrame(ContextType Type, SourceRange Range) { ContextStack.push_back(ContextFrame()); ContextFrame& data = ContextStack.back(); data.Type = Type; data.Range = Range; return ArgStream(&data.Args); } Diagnostics::Context::Context(ConstructMatcherEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange) : Error(Error) { Error->pushContextFrame(CT_MatcherConstruct, MatcherRange) << MatcherName; } Diagnostics::Context::Context(MatcherArgEnum, Diagnostics *Error, StringRef MatcherName, const SourceRange &MatcherRange, unsigned ArgNumber) : Error(Error) { Error->pushContextFrame(CT_MatcherArg, MatcherRange) << ArgNumber << MatcherName; } Diagnostics::Context::~Context() { Error->ContextStack.pop_back(); } Diagnostics::OverloadContext::OverloadContext(Diagnostics *Error) : Error(Error), BeginIndex(Error->Errors.size()) {} Diagnostics::OverloadContext::~OverloadContext() { // Merge all errors that happened while in this context. if (BeginIndex < Error->Errors.size()) { Diagnostics::ErrorContent &Dest = Error->Errors[BeginIndex]; for (size_t i = BeginIndex + 1, e = Error->Errors.size(); i < e; ++i) { Dest.Messages.push_back(Error->Errors[i].Messages[0]); } Error->Errors.resize(BeginIndex + 1); } } void Diagnostics::OverloadContext::revertErrors() { // Revert the errors. Error->Errors.resize(BeginIndex); } Diagnostics::ArgStream &Diagnostics::ArgStream::operator<<(const Twine &Arg) { Out->push_back(Arg.str()); return *this; } Diagnostics::ArgStream Diagnostics::addError(const SourceRange &Range, ErrorType Error) { Errors.push_back(ErrorContent()); ErrorContent &Last = Errors.back(); Last.ContextStack = ContextStack; Last.Messages.push_back(ErrorContent::Message()); Last.Messages.back().Range = Range; Last.Messages.back().Type = Error; return ArgStream(&Last.Messages.back().Args); } StringRef contextTypeToFormatString(Diagnostics::ContextType Type) { switch (Type) { case Diagnostics::CT_MatcherConstruct: return "Error building matcher $0."; case Diagnostics::CT_MatcherArg: return "Error parsing argument $0 for matcher $1."; } llvm_unreachable("Unknown ContextType value."); } StringRef errorTypeToFormatString(Diagnostics::ErrorType Type) { switch (Type) { case Diagnostics::ET_RegistryNotFound: return "Matcher not found: $0"; case Diagnostics::ET_RegistryWrongArgCount: return "Incorrect argument count. (Expected = $0) != (Actual = $1)"; case Diagnostics::ET_RegistryWrongArgType: return "Incorrect type for arg $0. (Expected = $1) != (Actual = $2)"; case Diagnostics::ET_RegistryNotBindable: return "Matcher does not support binding."; case Diagnostics::ET_RegistryAmbiguousOverload: // TODO: Add type info about the overload error. return "Ambiguous matcher overload."; case Diagnostics::ET_ParserStringError: return "Error parsing string token: <$0>"; case Diagnostics::ET_ParserNoOpenParen: return "Error parsing matcher. Found token <$0> while looking for '('."; case Diagnostics::ET_ParserNoCloseParen: return "Error parsing matcher. Found end-of-code while looking for ')'."; case Diagnostics::ET_ParserNoComma: return "Error parsing matcher. Found token <$0> while looking for ','."; case Diagnostics::ET_ParserNoCode: return "End of code found while looking for token."; case Diagnostics::ET_ParserNotAMatcher: return "Input value is not a matcher expression."; case Diagnostics::ET_ParserInvalidToken: return "Invalid token <$0> found when looking for a value."; case Diagnostics::ET_ParserMalformedBindExpr: return "Malformed bind() expression."; case Diagnostics::ET_ParserTrailingCode: return "Expected end of code."; case Diagnostics::ET_ParserUnsignedError: return "Error parsing unsigned token: <$0>"; case Diagnostics::ET_ParserOverloadedType: return "Input value has unresolved overloaded type: $0"; case Diagnostics::ET_None: return ""; } llvm_unreachable("Unknown ErrorType value."); } void formatErrorString(StringRef FormatString, ArrayRef Args, llvm::raw_ostream &OS) { while (!FormatString.empty()) { std::pair Pieces = FormatString.split("$"); OS << Pieces.first.str(); if (Pieces.second.empty()) break; const char Next = Pieces.second.front(); FormatString = Pieces.second.drop_front(); if (Next >= '0' && Next <= '9') { const unsigned Index = Next - '0'; if (Index < Args.size()) { OS << Args[Index]; } else { OS << ""; } } } } static void maybeAddLineAndColumn(const SourceRange &Range, llvm::raw_ostream &OS) { if (Range.Start.Line > 0 && Range.Start.Column > 0) { OS << Range.Start.Line << ":" << Range.Start.Column << ": "; } } static void printContextFrameToStream(const Diagnostics::ContextFrame &Frame, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Frame.Range, OS); formatErrorString(contextTypeToFormatString(Frame.Type), Frame.Args, OS); } static void printMessageToStream(const Diagnostics::ErrorContent::Message &Message, const Twine Prefix, llvm::raw_ostream &OS) { maybeAddLineAndColumn(Message.Range, OS); OS << Prefix; formatErrorString(errorTypeToFormatString(Message.Type), Message.Args, OS); } static void printErrorContentToStream(const Diagnostics::ErrorContent &Content, llvm::raw_ostream &OS) { if (Content.Messages.size() == 1) { printMessageToStream(Content.Messages[0], "", OS); } else { for (size_t i = 0, e = Content.Messages.size(); i != e; ++i) { if (i != 0) OS << "\n"; printMessageToStream(Content.Messages[i], "Candidate " + Twine(i + 1) + ": ", OS); } } } void Diagnostics::printToStream(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; printErrorContentToStream(Errors[i], OS); } } std::string Diagnostics::toString() const { std::string S; llvm::raw_string_ostream OS(S); printToStream(OS); return OS.str(); } void Diagnostics::printToStreamFull(llvm::raw_ostream &OS) const { for (size_t i = 0, e = Errors.size(); i != e; ++i) { if (i != 0) OS << "\n"; const ErrorContent &Error = Errors[i]; for (size_t i = 0, e = Error.ContextStack.size(); i != e; ++i) { printContextFrameToStream(Error.ContextStack[i], OS); OS << "\n"; } printErrorContentToStream(Error, OS); } } std::string Diagnostics::toStringFull() const { std::string S; llvm::raw_string_ostream OS(S); printToStreamFull(OS); return OS.str(); } } // namespace dynamic } // namespace ast_matchers } // namespace clang @