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object.c: avoid inadvertent symbol creation

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* object.c (rb_mod_cvar_set): fix typo.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40114 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-04-04 21:36:38 +00:00
parent dc5b184b1f
commit 672b8bf1c0
3 changed files with 28 additions and 4 deletions
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18
object.c
View file

@ -2296,11 +2296,21 @@ rb_mod_cvar_get(VALUE obj, VALUE iv)
static VALUE
rb_mod_cvar_set(VALUE obj, VALUE iv, VALUE val)
{
ID id = rb_to_id(iv);
ID id;
if (!rb_is_class_id(id)) {
rb_name_error(id, "`%"PRIsVALUE"' is not allowed as a class variable name",
QUOTE_ID(id));
if (SYMBOL_P(iv)) {
id = SYM2ID(iv);
if (!rb_is_class_id(id)) {
rb_name_error(id, "`%"PRIsVALUE"' is not allowed as an class variable name",
QUOTE_ID(id));
}
}
else if (!rb_is_class_name(iv)) {
rb_name_error_str(iv, "`%"PRIsVALUE"' is not allowed as a class variable name",
QUOTE(iv));
}
else {
id = rb_to_id(iv);
}
rb_cvar_set(obj, id, val);
return val;

8
test/ruby/test_module.rb
View file

@ -581,6 +581,8 @@ class TestModule < Test::Unit::TestCase
def test_const_set_invalid_name
c1 = Class.new
assert_raise(NameError) { c1.const_set(:foo, :foo) }
assert_raise(NameError) { c1.const_set("bar", :foo) }
assert_raise(TypeError) { c1.const_set(1, :foo) }
end
def test_const_get_invalid_name
@ -664,6 +666,8 @@ class TestModule < Test::Unit::TestCase
assert_equal(:foo, c.class_variable_get(:@@foo))
assert_raise(NameError) { c.class_variable_get(:@@bar) } # c.f. instance_variable_get
assert_raise(NameError) { c.class_variable_get(:foo) }
assert_raise(NameError) { c.class_variable_get("bar") }
assert_raise(TypeError) { c.class_variable_get(1) }
end
def test_class_variable_set
@ -671,6 +675,8 @@ class TestModule < Test::Unit::TestCase
c.class_variable_set(:@@foo, :foo)
assert_equal(:foo, c.class_eval('@@foo'))
assert_raise(NameError) { c.class_variable_set(:foo, 1) }
assert_raise(NameError) { c.class_variable_set("bar", 1) }
assert_raise(TypeError) { c.class_variable_set(1, 1) }
end
def test_class_variable_defined
@ -679,6 +685,8 @@ class TestModule < Test::Unit::TestCase
assert_equal(true, c.class_variable_defined?(:@@foo))
assert_equal(false, c.class_variable_defined?(:@@bar))
assert_raise(NameError) { c.class_variable_defined?(:foo) }
assert_raise(NameError) { c.class_variable_defined?("bar") }
assert_raise(TypeError) { c.class_variable_defined?(1) }
end
def test_remove_class_variable

6
test/ruby/test_object.rb
View file

@ -174,6 +174,8 @@ class TestObject < Test::Unit::TestCase
assert_equal(:foo, o.instance_variable_get(:@foo))
assert_equal(nil, o.instance_variable_get(:@bar))
assert_raise(NameError) { o.instance_variable_get(:foo) }
assert_raise(NameError) { o.instance_variable_get("bar") }
assert_raise(TypeError) { o.instance_variable_get(1) }
end
def test_instance_variable_set
@ -181,6 +183,8 @@ class TestObject < Test::Unit::TestCase
o.instance_variable_set(:@foo, :foo)
assert_equal(:foo, o.instance_eval { @foo })
assert_raise(NameError) { o.instance_variable_set(:foo, 1) }
assert_raise(NameError) { o.instance_variable_set("bar", 1) }
assert_raise(TypeError) { o.instance_variable_set(1, 1) }
end
def test_instance_variable_defined
@ -189,6 +193,8 @@ class TestObject < Test::Unit::TestCase
assert_equal(true, o.instance_variable_defined?(:@foo))
assert_equal(false, o.instance_variable_defined?(:@bar))
assert_raise(NameError) { o.instance_variable_defined?(:foo) }
assert_raise(NameError) { o.instance_variable_defined?("bar") }
assert_raise(TypeError) { o.instance_variable_defined?(1) }
end
def test_remove_instance_variable