Author: sammccall Date: Thu Jul 25 01:00:54 2019 New Revision: 366992 URL: http://llvm.org/viewvc/llvm-project?rev=366992&view=rev Log: [clangd] Provide help text to users who run `clangd` in a terminal.
Reviewers: hokein Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, cfe-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D65201 Modified: clang-tools-extra/trunk/clangd/tool/ClangdMain.cpp Modified: clang-tools-extra/trunk/clangd/tool/ClangdMain.cpp URL: http://llvm.org/viewvc/llvm-project/clang-tools-extra/trunk/clangd/tool/ClangdMain.cpp?rev=366992&r1=366991&r2=366992&view=diff ============================================================================== --- clang-tools-extra/trunk/clangd/tool/ClangdMain.cpp (original) +++ clang-tools-extra/trunk/clangd/tool/ClangdMain.cpp Thu Jul 25 01:00:54 2019 @@ -515,6 +515,11 @@ clangd accepts flags on the commandline, if (Tracer) TracingSession.emplace(*Tracer); + // If a user ran `clangd` in a terminal without redirecting anything, + // it's somewhat likely they're confused about how to use clangd. + // Show them the help overview, which explains. + if (llvm::outs().is_displayed() && llvm::errs().is_displayed()) + llvm::errs() << Overview << "\n"; // Use buffered stream to stderr (we still flush each log message). Unbuffered // stream can cause significant (non-deterministic) latency for the logger. llvm::errs().SetBuffered(); _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
