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体验新版 GitCode,发现更多精彩内容 >>
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47ab9a04
编写于
8月 19, 2015
作者:
J
Jake Bell
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差异文件
Fixing issue when delegating to methods named "block", "args", or "arg"
上级
f454ad37
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
21 addition
and
5 deletion
+21
-5
activesupport/lib/active_support/core_ext/module/delegation.rb
...esupport/lib/active_support/core_ext/module/delegation.rb
+6
-5
activesupport/test/core_ext/module_test.rb
activesupport/test/core_ext/module_test.rb
+15
-0
未找到文件。
activesupport/lib/active_support/core_ext/module/delegation.rb
浏览文件 @
47ab9a04
...
...
@@ -5,10 +5,11 @@ class Module
# option is not used.
class
DelegationError
<
NoMethodError
;
end
RUBY_RESERVED_WORDS
=
Set
.
new
(
%w(alias and BEGIN begin break case class def defined? do else elsif END
end ensure false for if in module next nil not or redo rescue retry
return self super then true undef unless until when while yield)
DELEGATION_RESERVED_METHOD_NAMES
=
Set
.
new
(
%w(_ arg args alias and BEGIN begin block break case class def defined? do
else elsif END end ensure false for if in module next nil not or redo
rescue retry return self super then true undef unless until when while
yield)
).
freeze
# Provides a +delegate+ class method to easily expose contained objects'
...
...
@@ -171,7 +172,7 @@ def delegate(*methods)
line
=
line
.
to_i
to
=
to
.
to_s
to
=
"self.
#{
to
}
"
if
RUBY_RESERVED_WORD
S
.
include?
(
to
)
to
=
"self.
#{
to
}
"
if
DELEGATION_RESERVED_METHOD_NAME
S
.
include?
(
to
)
methods
.
each
do
|
method
|
# Attribute writer methods only accept one argument. Makes sure []=
...
...
activesupport/test/core_ext/module_test.rb
浏览文件 @
47ab9a04
...
...
@@ -83,6 +83,16 @@ def type
end
end
class
Block
def
hello?
true
end
end
HasBlock
=
Struct
.
new
(
:block
)
do
delegate
:hello?
,
to: :block
end
class
ParameterSet
delegate
:[]
,
:[]=
,
:to
=>
:@params
...
...
@@ -301,6 +311,11 @@ def test_delegation_doesnt_mask_nested_no_method_error_on_nil_receiver
assert_raise
(
NoMethodError
)
{
product
.
type_name
}
end
def
test_delegation_with_method_arguments
has_block
=
HasBlock
.
new
(
Block
.
new
)
assert
has_block
.
hello?
end
def
test_parent
assert_equal
Yz
::
Zy
,
Yz
::
Zy
::
Cd
.
parent
assert_equal
Yz
,
Yz
::
Zy
.
parent
...
...
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