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[clang-format] Correctly annotate l_brace after TypenameMacro #96026

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Merged
merged 1 commit into from
Jun 20, 2024
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[clang-format] Correctly annotate l_brace after TypenameMacro #96026

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12 changes: 9 additions & 3 deletions clang/lib/Format/UnwrappedLineParser.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1910,7 +1910,8 @@ void UnwrappedLineParser::parseStructuralElement(
} else if (Style.BraceWrapping.AfterFunction) {
addUnwrappedLine();
}
FormatTok->setFinalizedType(TT_FunctionLBrace);
if (!Previous || Previous->isNot(TT_TypeDeclarationParen))
FormatTok->setFinalizedType(TT_FunctionLBrace);
parseBlock();
IsDecltypeAutoFunction = false;
addUnwrappedLine();
Expand Down Expand Up @@ -2545,10 +2546,10 @@ bool UnwrappedLineParser::parseParens(TokenType AmpAmpTokenType) {
if (Style.Language == FormatStyle::LK_Java && FormatTok->is(tok::l_brace))
parseChildBlock();
break;
case tok::r_paren:
case tok::r_paren: {
const auto *Prev = LeftParen->Previous;
if (!MightBeStmtExpr && !MightBeFoldExpr && !Line->InMacroBody &&
Style.RemoveParentheses > FormatStyle::RPS_Leave) {
const auto *Prev = LeftParen->Previous;
const auto *Next = Tokens->peekNextToken();
const bool DoubleParens =
Prev && Prev->is(tok::l_paren) && Next && Next->is(tok::r_paren);
Expand All @@ -2570,8 +2571,13 @@ bool UnwrappedLineParser::parseParens(TokenType AmpAmpTokenType) {
FormatTok->Optional = true;
}
}
if (Prev && Prev->is(TT_TypenameMacro)) {
LeftParen->setFinalizedType(TT_TypeDeclarationParen);
FormatTok->setFinalizedType(TT_TypeDeclarationParen);
}
nextToken();
return SeenEqual;
}
case tok::r_brace:
// A "}" inside parenthesis is an error if there wasn't a matching "{".
return SeenEqual;
Expand Down
3 changes: 3 additions & 0 deletions clang/unittests/Format/FormatTest.cpp
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Expand Up @@ -27007,6 +27007,9 @@ TEST_F(FormatTest, RemoveSemicolon) {
"; int bar;",
Style);
#endif

Style.TypenameMacros.push_back("STRUCT");
verifyFormat("STRUCT(T, B) { int i; };", Style);
}

TEST_F(FormatTest, BreakAfterAttributes) {
Expand Down
12 changes: 12 additions & 0 deletions clang/unittests/Format/TokenAnnotatorTest.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3180,6 +3180,18 @@ TEST_F(TokenAnnotatorTest, FunctionTryBlock) {
EXPECT_TOKEN(Tokens[36], tok::l_brace, TT_FunctionLBrace);
}

TEST_F(TokenAnnotatorTest, TypenameMacro) {
auto Style = getLLVMStyle();
Style.TypenameMacros.push_back("STRUCT");

auto Tokens = annotate("STRUCT(T, B) { int i; };", Style);
ASSERT_EQ(Tokens.size(), 13u);
EXPECT_TOKEN(Tokens[0], tok::identifier, TT_TypenameMacro);
EXPECT_TOKEN(Tokens[1], tok::l_paren, TT_TypeDeclarationParen);
EXPECT_TOKEN(Tokens[5], tok::r_paren, TT_TypeDeclarationParen);
EXPECT_TOKEN(Tokens[6], tok::l_brace, TT_Unknown);
}

} // namespace
} // namespace format
} // namespace clang
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