Improve handling of trailing block comments.

We can now (even in non-bin-packing modes) format:
someFunction(1, /* comment 1 */
             2, /* comment 2 */
             3, /* comment 3 */
             aaa);

llvm-svn: 174309
This commit is contained in:
Daniel Jasper 2013-02-04 07:32:14 +00:00
parent f7f13c0ef2
commit 1f140981b6
3 changed files with 19 additions and 11 deletions

View File

@ -690,7 +690,8 @@ private:
return true;
if (State.NextToken->Parent->is(tok::comma) &&
State.Stack.back().BreakAfterComma &&
State.NextToken->Type != TT_LineComment)
(State.NextToken->isNot(tok::comment) ||
!State.NextToken->Children[0].MustBreakBefore))
return true;
if ((State.NextToken->Type == TT_CtorInitializerColon ||
(State.NextToken->Parent->ClosesTemplateDeclaration &&

View File

@ -662,17 +662,15 @@ void TokenAnnotator::calculateFormattingInformation(AnnotatedToken &Current) {
if (Current.FormatTok.MustBreakBefore) {
Current.MustBreakBefore = true;
} else if (Current.Type == TT_LineComment) {
Current.MustBreakBefore = Current.FormatTok.NewlinesBefore > 0;
} else if ((Current.Parent->is(tok::comment) &&
Current.FormatTok.NewlinesBefore > 0) ||
(Current.is(tok::string_literal) &&
Current.Parent->is(tok::string_literal))) {
Current.MustBreakBefore = true;
} else {
if (Current.Type == TT_LineComment) {
Current.MustBreakBefore = Current.FormatTok.NewlinesBefore > 0;
} else if ((Current.Parent->is(tok::comment) &&
Current.FormatTok.NewlinesBefore > 0) ||
(Current.is(tok::string_literal) &&
Current.Parent->is(tok::string_literal))) {
Current.MustBreakBefore = true;
} else {
Current.MustBreakBefore = false;
}
Current.MustBreakBefore = false;
}
Current.CanBreakBefore = Current.MustBreakBefore || canBreakBefore(Current);
if (Current.MustBreakBefore)

View File

@ -1908,6 +1908,15 @@ TEST_F(FormatTest, BlockComments) {
" parameter);",
format("#define A\n"
"/* */someCall(parameter);", getLLVMStyleWithColumns(15)));
EXPECT_EQ("someFunction(1, /* comment 1 */\n"
" 2, /* comment 2 */\n"
" 3, /* comment 3 */\n"
" aaaa);",
format("someFunction (1, /* comment 1 */\n"
" 2, /* comment 2 */ \n"
" 3, /* comment 3 */\n"
"aaaa );", getGoogleStyle()));
}
TEST_F(FormatTest, FormatStarDependingOnContext) {