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体验新版 GitCode,发现更多精彩内容 >>
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0b8b6820
编写于
12月 29, 2011
作者:
J
José Valim
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差异文件
Merge pull request #4231 from nashby/remove-constantize-ruby-18
remove ruby 1.8 checking in constantize method
上级
65ff9a19
6e5ab54b
变更
1
隐藏空白更改
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并排
Showing
1 changed file
with
24 addition
and
39 deletion
+24
-39
activesupport/lib/active_support/inflector/methods.rb
activesupport/lib/active_support/inflector/methods.rb
+24
-39
未找到文件。
activesupport/lib/active_support/inflector/methods.rb
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0b8b6820
...
...
@@ -186,47 +186,32 @@ def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
underscore
(
demodulize
(
class_name
))
+
(
separate_class_name_and_id_with_underscore
?
"_id"
:
"id"
)
end
# Ruby 1.9 introduces an inherit argument for Module#const_get and
# #const_defined? and changes their default behavior.
if
Module
.
method
(
:const_get
).
arity
==
1
# Tries to find a constant with the name specified in the argument string:
#
# "Module".constantize # => Module
# "Test::Unit".constantize # => Test::Unit
#
# The name is assumed to be the one of a top-level constant, no matter whether
# it starts with "::" or not. No lexical context is taken into account:
#
# C = 'outside'
# module M
# C = 'inside'
# C # => 'inside'
# "C".constantize # => 'outside', same as ::C
# end
#
# NameError is raised when the name is not in CamelCase or the constant is
# unknown.
def
constantize
(
camel_cased_word
)
names
=
camel_cased_word
.
split
(
'::'
)
names
.
shift
if
names
.
empty?
||
names
.
first
.
empty?
constant
=
Object
names
.
each
do
|
name
|
constant
=
constant
.
const_defined?
(
name
)
?
constant
.
const_get
(
name
)
:
constant
.
const_missing
(
name
)
end
constant
end
else
def
constantize
(
camel_cased_word
)
#:nodoc:
names
=
camel_cased_word
.
split
(
'::'
)
names
.
shift
if
names
.
empty?
||
names
.
first
.
empty?
# Tries to find a constant with the name specified in the argument string:
#
# "Module".constantize # => Module
# "Test::Unit".constantize # => Test::Unit
#
# The name is assumed to be the one of a top-level constant, no matter whether
# it starts with "::" or not. No lexical context is taken into account:
#
# C = 'outside'
# module M
# C = 'inside'
# C # => 'inside'
# "C".constantize # => 'outside', same as ::C
# end
#
# NameError is raised when the name is not in CamelCase or the constant is
# unknown.
def
constantize
(
camel_cased_word
)
#:nodoc:
names
=
camel_cased_word
.
split
(
'::'
)
names
.
shift
if
names
.
empty?
||
names
.
first
.
empty?
constant
=
Object
names
.
each
do
|
name
|
constant
=
constant
.
const_defined?
(
name
,
false
)
?
constant
.
const_get
(
name
)
:
constant
.
const_missing
(
name
)
end
constant
constant
=
Object
names
.
each
do
|
name
|
constant
=
constant
.
const_defined?
(
name
,
false
)
?
constant
.
const_get
(
name
)
:
constant
.
const_missing
(
name
)
end
constant
end
# Tries to find a constant with the name specified in the argument string:
...
...
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