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[test] libSyntax: ensure the correctness of absolute position in line & column pair.

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Xi Ge
2018-01-16 11:28:35 -08:00
parent 192434003d
commit f6334199e5
1 changed files with 9 additions and 2 deletions
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11
tools/swift-syntax-test/swift-syntax-test.cpp
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@@ -252,10 +252,17 @@ int dumpEOFSourceLoc(const char *MainExecutablePath,
auto BufferId = *SF->getBufferID();
SyntaxPrintOptions Opts;
auto Root = SF->getSyntaxRoot();
auto Offset = Root.getEOFToken().getAbsolutePosition(Root).getOffset();
auto AbPos = Root.getEOFToken().getAbsolutePosition(Root);
SourceManager &SourceMgr = SF->getASTContext().SourceMgr;
auto StartLoc = SourceMgr.getLocForBufferStart(BufferId);
auto EndLoc = SourceMgr.getLocForOffset(BufferId, Offset);
auto EndLoc = SourceMgr.getLocForOffset(BufferId, AbPos.getOffset());
// To ensure the correctness of position when translated to line & column pair.
if (SourceMgr.getLineAndColumn(EndLoc) != AbPos.getLineAndColumn()) {
llvm::outs() << "locations should be identical";
return EXIT_FAILURE;
}
llvm::outs() << CharSourceRange(SourceMgr, StartLoc, EndLoc).str();
return 0;
}