From b229d6cf55027ca8ee1887d4017c833d93893ff0 Mon Sep 17 00:00:00 2001
From: Rene Saarsoo <nene@triin.net>
Date: Sun, 5 Feb 2012 22:51:24 -0800
Subject: [PATCH] Ignore empty multi-line comments: /**/

A corner case that wasn't taken care of.
---
 lib/jsduck/lexer.rb | 2 +-
 spec/lexer_spec.rb  | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/jsduck/lexer.rb b/lib/jsduck/lexer.rb
index e6c54480..8ec3d985 100644
--- a/lib/jsduck/lexer.rb
+++ b/lib/jsduck/lexer.rb
@@ -140,7 +140,7 @@ module JsDuck
         elsif @input.check(/\//)
           # Several things begin with dash:
           # - comments, regexes, division-operators
-          if @input.check(/\/\*\*/)
+          if @input.check(/\/\*\*[^\/]/)
             return {
               :type => :doc_comment,
               # Calculate current line number, starting with 1
diff --git a/spec/lexer_spec.rb b/spec/lexer_spec.rb
index fd1fe667..43304ac2 100644
--- a/spec/lexer_spec.rb
+++ b/spec/lexer_spec.rb
@@ -127,6 +127,10 @@ describe JsDuck::Lexer do
     lex("a /* foo */ b").should == [[:ident, "a"], [:ident, "b"]]
   end
 
+  it "ignores empty multi-line comments" do
+    lex("a /**/ b").should == [[:ident, "a"], [:ident, "b"]]
+  end
+
   it "identifies doc-comments together with line numbers" do
     lex("/** foo */").should == [[:doc_comment, "/** foo */", 1]]
   end
-- 
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