[clang] [clang-format] Add SpacesInParensOption for attributes and filtering for repeated parens (PR #77522)

[Björn Schäpers via cfe-commits]

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@@ -4006,11 +3993,58 @@ bool TokenAnnotator::spaceRequiredBetween(const AnnotatedLine &Line,
   }
 
   if (Left.is(tok::l_paren) || Right.is(tok::r_paren)) {
-    return (Right.is(TT_CastRParen) ||
-            (Left.MatchingParen && Left.MatchingParen->is(TT_CastRParen)))
-               ? Style.SpacesInParensOptions.InCStyleCasts
-               : Style.SpacesInParensOptions.Other;
+    const FormatToken *LeftParen =
+        Left.is(tok::l_paren) ? &Left : Right.MatchingParen;
+    const FormatToken *RightParen =
+        LeftParen ? LeftParen->MatchingParen : nullptr;
+    const auto IsAttributeParen = [](const FormatToken *Paren) {
+      return Paren && Paren->isOneOf(TT_AttributeLParen, TT_AttributeRParen);
+    };
+    auto AddSpaceInDoubleParens = [&]() {
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HazardyKnusperkeks wrote:

Isn't it more like AddSpace**Except**InDoubleParens?

https://github.com/llvm/llvm-project/pull/77522