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[clang-doc] Add flag to continue after mapping errors 

The tool used to stop execution if there was an error in the mapping
phase. It will now show the error but continue with the files that were
mapped correctly if the flag is true.

Differential revision: https://reviews.llvm.org/D65627

llvm-svn: 367729
This commit is contained in:
Diego Astiazaran 2019-08-02 22:02:36 +00:00
parent 21d01ea9b6
commit 8fb7074d3b
1 changed files with 13 additions and 2 deletions
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15
clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
View File

@ -48,6 +48,11 @@ using namespace clang;
static llvm::cl::extrahelp CommonHelp(CommonOptionsParser::HelpMessage);
static llvm::cl::OptionCategory ClangDocCategory("clang-doc options");
static llvm::cl::opt<bool> IgnoreMappingFailures(
"ignore-map-errors",
llvm::cl::desc("Continue if files are not mapped correctly."),
llvm::cl::init(true), llvm::cl::cat(ClangDocCategory));
static llvm::cl::opt<std::string>
OutDirectory("output",
llvm::cl::desc("Directory for outputting generated files."),
@ -229,8 +234,14 @@ int main(int argc, const char **argv) {
auto Err =
Exec->get()->execute(doc::newMapperActionFactory(CDCtx), ArgAdjuster);
if (Err) {
llvm::errs() << toString(std::move(Err)) << "\n";
return 1;
if (IgnoreMappingFailures)
llvm::errs() << "Error mapping decls in files. Clang-doc will ignore "
"these files and continue:\n"
<< toString(std::move(Err)) << "\n";
else {
llvm::errs() << toString(std::move(Err)) << "\n";
return 1;
}
}
// Collect values into output by key.