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* compile.c, insns.def: change return value of "defined?"

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for $&, $1, ... .  If such variables are defined,
  return "global-variable".
* test/ruby/test_defined.rb: add tests.
* bootstraptest/test_syntax.rb: fix a test.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14031 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2007-11-27 04:43:54 +00:00
parent 8e09ab045f
commit b0986a8f82
5 changed files with 46 additions and 10 deletions
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2
bootstraptest/test_syntax.rb
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@ -248,7 +248,7 @@ assert_equal %q{["method", "method", "method", "method", nil, nil, "method", "me
end
C.new.test + [defined?(C.new.m3)]
}
assert_equal %q{[nil, nil, nil, nil, "$1", "$2", nil, nil]}, %q{
assert_equal %q{[nil, nil, nil, nil, "global-variable", "global-variable", nil, nil]}, %q{
$ans = [defined?($1), defined?($2), defined?($3), defined?($4)]
/(a)(b)/ =~ 'ab'
$ans + [defined?($1), defined?($2), defined?($3), defined?($4)]