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* include/ruby/ruby.h: make Symbol objects frozen.

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[Feature #8906]
  I want to freeze this good day, too.
* test/ruby/test_eval.rb: catch up this change.
* test/ruby/test_symbol.rb: add a test to check frozen symbols.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42974 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2013-09-19 05:30:02 +00:00
parent 92cd831366
commit 1e27eda2fa
4 changed files with 20 additions and 2 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
Thu Sep 19 14:12:02 2013 Koichi Sasada <ko1@atdot.net>
* include/ruby/ruby.h: make Symbol objects frozen.
[Feature #8906]
I want to freeze this good day, too.
* test/ruby/test_eval.rb: catch up this change.
* test/ruby/test_symbol.rb: add a test to check frozen symbols.
Thu Sep 19 09:11:33 2013 Eric Hodel <drbrain@segment7.net>
* NEWS: Update for RDoc 4.1.0.preview.1 and RubyGems 2.2.0.preview.1

2
include/ruby/ruby.h
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@ -1247,7 +1247,7 @@ struct RBignum {
RBASIC(x)->flags |= RBASIC(s)->flags & FL_TAINT; \
} while (0)
#define OBJ_FROZEN(x) (!!(FL_ABLE(x)?(RBASIC(x)->flags&(FL_FREEZE)):(FIXNUM_P(x)||FLONUM_P(x))))
#define OBJ_FROZEN(x) (!!(FL_ABLE(x)?(RBASIC(x)->flags&(FL_FREEZE)):(FIXNUM_P(x)||FLONUM_P(x)||SYMBOL_P(x))))
#define OBJ_FREEZE(x) FL_SET((x), FL_FREEZE)
#if USE_RGENGC

2
test/ruby/test_eval.rb
View file

@ -128,7 +128,7 @@ class TestEval < Test::Unit::TestCase
end
def forall_TYPE
objects = [Object.new, [], nil, true, false, :sym] # TODO: check
objects = [Object.new, [], nil, true, false] # TODO: check
objects.each do |obj|
obj.instance_variable_set :@ivar, 12
yield obj

8
test/ruby/test_symbol.rb
View file

@ -198,4 +198,12 @@ class TestSymbol < Test::Unit::TestCase
def test_singleton_method
assert_raise(TypeError) { a = :foo; def a.foo; end }
end
def test_frozen_symbol
assert_equal(true, :foo.frozen?)
assert_equal(true, :each.frozen?)
assert_equal(true, :+.frozen?)
assert_equal(true, "foo#{Time.now.to_i}".to_sym.frozen?)
assert_equal(true, :foo.to_sym.frozen?)
end
end