[clangd] improve help message for limit-results

Summary: Make it clear that the default is 100.

Patch by Brennan Vincent(@umanwizard)!

Reviewers: #clang-tools-extra, kadircet

Reviewed By: kadircet

Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D61865

llvm-svn: 361388

clang-tools-extra/clangd/tool/ClangdMain.cpp

@@ -119,7 +119,7 @@ static llvm::cl::opt<PCHStorageFlag> PCHStorage(
 static llvm::cl::opt<int> LimitResults(
     "limit-results",
     llvm::cl::desc("Limit the number of results returned by clangd. "
-                   "0 means no limit."),
+                   "0 means no limit. (default=100)"),
     llvm::cl::init(100));
 
 static llvm::cl::opt<bool> RunSynchronously(