VuoCompilerDiagnosticConsumer.cc

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#include "VuoCompilerDiagnosticConsumer.hh"
 
#include "VuoCompilerIssue.hh"
 
#ifndef DOXYGEN
// Workaround for "Undefined symbols… typeinfo for clang::DiagnosticConsumer".
clang::DiagnosticConsumer::~DiagnosticConsumer() {}
#endif
 
VuoCompilerDiagnosticConsumer::VuoCompilerDiagnosticConsumer(VuoCompilerIssues *issues)
    : issues(issues)
{
}
 
void VuoCompilerDiagnosticConsumer::HandleDiagnostic(clang::DiagnosticsEngine::Level level, const clang::Diagnostic &diagnostic)
{
    VuoCompilerIssue::IssueType issueType = VuoCompilerIssue::Warning;
    const char *levelName;
    if (level == clang::DiagnosticsEngine::Note)
        levelName = "note";
    else if (level == clang::DiagnosticsEngine::Warning)
        levelName = "warning";
    else if (level == clang::DiagnosticsEngine::Error
          || level == clang::DiagnosticsEngine::Fatal)
    {
        issueType = VuoCompilerIssue::Error;
        levelName = "error";
    }
    else
        return;
 
    llvm::SmallString<64> location;
    if (diagnostic.hasSourceManager() && diagnostic.getLocation().isValid())
    {
        auto &sourceManager = diagnostic.getSourceManager();
        auto loc = sourceManager.getFileLoc(diagnostic.getLocation());
 
        auto filename = sourceManager.getFilename(loc);
 
        // Ignore warnings in other people's code.
        if ((level == clang::DiagnosticsEngine::Note || level == clang::DiagnosticsEngine::Warning)
         && (filename.find("/Vuo.framework/Frameworks/llvm.framework/") != llvm::StringRef::npos
          || filename.find("/Vuo.framework/Headers/macos/") != llvm::StringRef::npos
          || filename.find("/.conan/data/") != llvm::StringRef::npos
          || filename.find("/Applications/Xcode.app/") != llvm::StringRef::npos))
            return;
 
        llvm::raw_svector_ostream oss(location);
        loc.print(oss, sourceManager);
    }
 
    llvm::SmallString<64> message;
    diagnostic.FormatDiagnostic(message);
 
    VUserLog("%s: %s: %s", levelName, location.c_str(), message.c_str());
    issues->append(VuoCompilerIssue(issueType, "compiling module", location.str(), "", message.str()));
}