From 40370296c761ff7ba3d0b6c29a71ab7a8a472314 Mon Sep 17 00:00:00 2001 From: nobu Date: Fri, 5 Apr 2013 17:30:42 +0000 Subject: parse.y: "nil" for defined? with empty expression * parse.y (new_defined): remove all extra parentheses, and return "nil" for defined? with empty expression. [ruby-core:54024] [Bug #8224] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_defined.rb | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'test') diff --git a/test/ruby/test_defined.rb b/test/ruby/test_defined.rb index fe985340c1..511444fa8d 100644 --- a/test/ruby/test_defined.rb +++ b/test/ruby/test_defined.rb @@ -89,6 +89,13 @@ class TestDefined < Test::Unit::TestCase assert_equal("true", defined?(true)) assert_equal("false", defined?(false)) assert_equal("expression", defined?(1)) + + bug8224 = '[ruby-core:54024] [Bug #8224]' + (1..3).each do |level| + expr = "("*level+")"*level + assert_equal("nil", eval("defined? #{expr}"), "#{bug8224} defined? #{expr}") + assert_equal("nil", eval("defined?(#{expr})"), "#{bug8224} defined?(#{expr})") + end end def test_defined_impl_specific -- cgit v1.2.3