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deprecate TRUE,FALSE,NIL

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* object.c (InitVM_Object): deprecate toplevel constants TRUE,
  FALSE, and NIL.  [Feature #12574]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55824 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-08-07 09:08:29 +00:00
parent f5f6859b42
commit 41d220441d
4 changed files with 15 additions and 6 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Aug 7 18:08:27 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* object.c (InitVM_Object): deprecate toplevel constants TRUE,
FALSE, and NIL. [Feature #12574]
Sun Aug 7 06:48:21 2016 Eric Wong <e@80x24.org> Sun Aug 7 06:48:21 2016 Eric Wong <e@80x24.org>
* ext/openssl/ossl_ssl.c (ossl_ssl_write_internal): * ext/openssl/ossl_ssl.c (ossl_ssl_write_internal):

4
basictest/test.rb Normal file → Executable file
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@ -1860,11 +1860,9 @@ $bad=false
eval 'while false; $bad = true; print "foo\n" end' eval 'while false; $bad = true; print "foo\n" end'
test_ok(!$bad) test_ok(!$bad)
test_ok(eval('TRUE')) test_ok(eval('Object'))
test_ok(eval('true')) test_ok(eval('true'))
test_ok(!eval('NIL'))
test_ok(!eval('nil')) test_ok(!eval('nil'))
test_ok(!eval('FALSE'))
test_ok(!eval('false')) test_ok(!eval('false'))
$foo = 'test_ok(true)' $foo = 'test_ok(true)'

8
object.c
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@ -3613,6 +3613,14 @@ InitVM_Object(void)
* An alias of +false+ * An alias of +false+
*/ */
rb_define_global_const("FALSE", Qfalse); rb_define_global_const("FALSE", Qfalse);
{
VALUE names[3];
names[0] = ID2SYM(rb_intern_const("TRUE"));
names[1] = ID2SYM(rb_intern_const("FALSE"));
names[2] = ID2SYM(rb_intern_const("NIL"));
rb_mod_deprecate_constant(3, names, rb_cObject);
}
} }
void void

4
test/ruby/test_eval.rb
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@ -271,11 +271,9 @@ class TestEval < Test::Unit::TestCase
eval 'while false; bad = true; print "foo\n" end' eval 'while false; bad = true; print "foo\n" end'
assert(!bad) assert(!bad)
assert(eval('TRUE')) assert(eval('Object'))
assert(eval('true')) assert(eval('true'))
assert(!eval('NIL'))
assert(!eval('nil')) assert(!eval('nil'))
assert(!eval('FALSE'))
assert(!eval('false')) assert(!eval('false'))
$foo = 'assert(true)' $foo = 'assert(true)'