[clang-tools-extra] 7d3f8b1 - [clangd] Debounce rebuilds responsively to rebuild times.

[Sam McCall via cfe-commits]

Author: Sam McCall
Date: 2020-02-23T15:34:28+01:00
New Revision: 7d3f8b1e2dcda99b245a9e3a254090aa1b5cfd66

URL: https://github.com/llvm/llvm-project/commit/7d3f8b1e2dcda99b245a9e3a254090aa1b5cfd66
DIFF: https://github.com/llvm/llvm-project/commit/7d3f8b1e2dcda99b245a9e3a254090aa1b5cfd66.diff

LOG: [clangd] Debounce rebuilds responsively to rebuild times.

Summary:
Old: 500ms always. New: rebuild time, up to 500ms.

Fixes https://github.com/clangd/clangd/issues/275

Reviewers: hokein

Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, usaxena95, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D73949

Added: 
    

Modified: 
    clang-tools-extra/clangd/ClangdServer.h

Removed: 
    


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diff  --git a/clang-tools-extra/clangd/ClangdServer.h b/clang-tools-extra/clangd/ClangdServer.h
index 5156520e2d07..5964680ccf6f 100644
--- a/clang-tools-extra/clangd/ClangdServer.h
+++ b/clang-tools-extra/clangd/ClangdServer.h
@@ -130,8 +130,11 @@ class ClangdServer {
     llvm::Optional<std::string> ResourceDir = llvm::None;
 
     /// Time to wait after a new file version before computing diagnostics.
-    DebouncePolicy UpdateDebounce =
-        DebouncePolicy::fixed(std::chrono::milliseconds(500));
+    DebouncePolicy UpdateDebounce = DebouncePolicy{
+        /*Min=*/std::chrono::milliseconds(50),
+        /*Max=*/std::chrono::milliseconds(500),
+        /*RebuildRatio=*/1,
+    };
 
     bool SuggestMissingIncludes = false;