[clang] [clang-tools-extra] [clangd] show lambda name instead of operator() in signature help (PR #101857)

[Timothy Akintilo via cfe-commits]

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@@ -1437,6 +1437,15 @@ TEST(SignatureHelpTest, Overloads) {
   EXPECT_EQ(0, Results.activeParameter);
 }
 
+TEST(SignatureHelpTest, ShowLambdaNameInsteadOfOperatorParens) {
+  auto const Results = signatures(R"cpp(
+    auto foo = [](int x, int y){};
+    int main() { foo(^); }
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tilobyte wrote:

yes, added tests for an immediately-invoked lambda and a lambda returned from a function.

https://github.com/llvm/llvm-project/pull/101857