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clang-format: Understand that breaking before lambdas is fine. 

Before:
  aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa([](
      const aaaaaaaaaa &a) { return a; });

After:
  aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(
      [](const aaaaaaaaaa &a) { return a; });

llvm-svn: 211575
This commit is contained in:
Daniel Jasper 2014-06-24 09:15:49 +00:00
parent ad8065f01a
commit a2fb50f9b3
2 changed files with 4 additions and 2 deletions
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2
clang/lib/Format/TokenAnnotator.cpp
View File

@ -1315,7 +1315,7 @@ unsigned TokenAnnotator::splitPenalty(const AnnotatedLine &Line,
if (Right.is(tok::l_square)) {
if (Style.Language == FormatStyle::LK_Proto)
return 1;
if (Right.Type != TT_ObjCMethodExpr)
if (Right.Type != TT_ObjCMethodExpr && Right.Type != TT_LambdaLSquare)
return 500;
}
if (Right.Type == TT_StartOfName || Right.is(tok::kw_operator)) {

4
clang/unittests/Format/FormatTest.cpp
View File

@ -8721,6 +8721,8 @@ TEST_F(FormatTest, FormatsLambdas) {
verifyFormat("void f() {\n"
" SomeFunction([](decltype(x), A *a) {});\n"
"}");
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
" [](const aaaaaaaaaa &a) { return a; });");
// Lambdas with return types.
verifyFormat("int c = []() -> int { return 2; }();\n");
@ -8728,7 +8730,7 @@ TEST_F(FormatTest, FormatsLambdas) {
verifyFormat("Foo([]() -> std::vector<int> { return {2}; }());");
verifyFormat("auto aaaaaaaa = [](int i, // break for some reason\n"
" int j) -> int {\n"
" return fffffffffffffffffffffffffffffffffffffff(i * j);\n"
" return ffffffffffffffffffffffffffffffffffffffffffff(i * j);\n"
"};");
// Multiple lambdas in the same parentheses change indentation rules.