clang-format: [JS] detect ASI after closing parens.

Summary: A closing parenthesis followed by a declaration or statement should always terminate the current statement.

Reviewers: djasper

Subscribers: klimek, cfe-commits

Differential Revision: https://reviews.llvm.org/D36491

llvm-svn: 310482

2 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/Format/UnwrappedLineParser.cpp b/clang/lib/Format/UnwrappedLineParser.cpp
index e6afd1f9887..fdf98839019 100644
--- a/clang/lib/Format/UnwrappedLineParser.cpp
+++ b/clang/lib/Format/UnwrappedLineParser.cpp
@@ -853,7 +853,8 @@ void UnwrappedLineParser::readTokenWithJavaScriptASI() {
        Previous->isOneOf(tok::r_square, tok::r_paren, tok::plusplus,
                          tok::minusminus)))
     return addUnwrappedLine();
-  if (PreviousMustBeValue && isJSDeclOrStmt(Keywords, Next))
+  if ((PreviousMustBeValue || Previous->is(tok::r_paren)) &&
+      isJSDeclOrStmt(Keywords, Next))
     return addUnwrappedLine();
 }
 
diff --git a/clang/unittests/Format/FormatTestJS.cpp b/clang/unittests/Format/FormatTestJS.cpp
index e6827296e12..fb035066d68 100644
--- a/clang/unittests/Format/FormatTestJS.cpp
+++ b/clang/unittests/Format/FormatTestJS.cpp
@@ -1106,6 +1106,10 @@ TEST_F(FormatTestJS, WrapRespectsAutomaticSemicolonInsertion) {
                "  readonly ratherLongField = 1;\n"
                "}",
                getGoogleJSStyleWithColumns(20));
+  verifyFormat("const x = (5 + 9)\n"
+               "const y = 3\n",
+               "const x = (   5 +    9)\n"
+               "const y = 3\n");
 }
 
 TEST_F(FormatTestJS, AutomaticSemicolonInsertionHeuristic) {