[ruby/irb] Fix auto indent with closed brace

A closed brace in auto-indent shouldn't affect the next brace in the same line,
but it behaves like below:

  p() {
    }

It's a bug.

https://github.com/ruby/irb/commit/fbe59e344f

1 files changed, 14 insertions, 0 deletions

diff --git a/test/irb/test_ruby_lex.rb b/test/irb/test_ruby_lex.rb
index 65fc7d431a..886891c4a7 100644
--- a/test/irb/test_ruby_lex.rb
+++ b/test/irb/test_ruby_lex.rb
@@ -112,5 +112,19 @@ module TestIRB
         assert_indenting(lines, row.new_line_spaces, true)
       end
     end
+
+    def test_a_closed_brace_and_not_closed_brace_in_a_line
+      input_with_correct_indents = [
+        Row.new(%q(p() {), nil, 2),
+        Row.new(%q(}), 0, 0),
+      ]
+
+      lines = []
+      input_with_correct_indents.each do |row|
+        lines << row.content
+        assert_indenting(lines, row.current_line_spaces, false)
+        assert_indenting(lines, row.new_line_spaces, true)
+      end
+    end
   end
 end