diff options
Diffstat (limited to 'test/ruby/test_syntax.rb')
| -rw-r--r-- | test/ruby/test_syntax.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb index c28bc80bc0..42ad002b8e 100644 --- a/test/ruby/test_syntax.rb +++ b/test/ruby/test_syntax.rb @@ -1291,6 +1291,19 @@ eom assert_valid_syntax('obj::foo (1) {}') end + def test_numbered_parameter + assert_valid_syntax('proc {@1}') + assert_equal(3, eval('[1,2].then {@1+@2}')) + assert_equal("12", eval('[1,2].then {"#@1#@2"}')) + assert_syntax_error('proc {|| @1}', /ordinary parameter is defined/) + assert_syntax_error('proc {|x| @1}', /ordinary parameter is defined/) + assert_syntax_error('proc {@1 = nil}', /Can't assign to numbered parameter @1/) + assert_syntax_error('proc {@01}', /leading zero/) + assert_syntax_error('proc {@1_}', /unexpected/) + assert_syntax_error('proc {@9999999999999999}', /too large/) + assert_syntax_error('@1', /outside block/) + end + private def not_label(x) @result = x; @not_label ||= nil end |