Added an option to avoid splitting certain kinds of comments into lines.

Summary: Added CommentPragmas option for this.

Reviewers: djasper, klimek

Reviewed By: klimek

CC: cfe-commits, klimek

Differential Revision: http://llvm-reviews.chandlerc.com/D2460

llvm-svn: 198310

1 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/Format/ContinuationIndenter.cpp b/clang/lib/Format/ContinuationIndenter.cpp
index d4bf6ecfa91..872545660ca 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -63,7 +63,8 @@ ContinuationIndenter::ContinuationIndenter(const FormatStyle &Style,
                                            bool BinPackInconclusiveFunctions)
     : Style(Style), SourceMgr(SourceMgr), Whitespaces(Whitespaces),
       Encoding(Encoding),
-      BinPackInconclusiveFunctions(BinPackInconclusiveFunctions) {}
+      BinPackInconclusiveFunctions(BinPackInconclusiveFunctions),
+      CommentPragmasRegex(Style.CommentPragmas) {}
 
 LineState ContinuationIndenter::getInitialState(unsigned FirstIndent,
                                                 const AnnotatedLine *Line,
@@ -810,12 +811,16 @@ unsigned ContinuationIndenter::breakProtrudingToken(const FormatToken &Current,
       return 0;
     }
   } else if (Current.Type == TT_BlockComment && Current.isTrailingComment()) {
+    if (CommentPragmasRegex.match(Current.TokenText.substr(2)))
+      return 0;
     Token.reset(new BreakableBlockComment(
         Current, State.Line->Level, StartColumn, Current.OriginalColumn,
         !Current.Previous, State.Line->InPPDirective, Encoding, Style));
   } else if (Current.Type == TT_LineComment &&
              (Current.Previous == NULL ||
               Current.Previous->Type != TT_ImplicitStringLiteral)) {
+    if (CommentPragmasRegex.match(Current.TokenText.substr(2)))
+      return 0;
     Token.reset(new BreakableLineComment(Current, State.Line->Level,
                                          StartColumn, /*InPPDirective=*/false,
                                          Encoding, Style));