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体验新版 GitCode,发现更多精彩内容 >>
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819ea5f9
编写于
12月 25, 2011
作者:
X
Xavier Noria
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Merge pull request #4185 from nashby/module-anonymous
Module#name returns nil for anonymous class in ruby 1.9
上级
bd91154f
9e0f5ac7
变更
2
隐藏空白更改
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Showing
2 changed file
with
3 addition
and
7 deletion
+3
-7
activesupport/lib/active_support/core_ext/module/anonymous.rb
...vesupport/lib/active_support/core_ext/module/anonymous.rb
+2
-6
railties/guides/source/active_support_core_extensions.textile
...ties/guides/source/active_support_core_extensions.textile
+1
-1
未找到文件。
activesupport/lib/active_support/core_ext/module/anonymous.rb
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819ea5f9
require
'active_support/core_ext/object/blank'
class
Module
class
Module
# A module may or may not have a name.
# A module may or may not have a name.
#
#
...
@@ -7,7 +5,7 @@ class Module
...
@@ -7,7 +5,7 @@ class Module
# M.name # => "M"
# M.name # => "M"
#
#
# m = Module.new
# m = Module.new
# m.name # =>
""
# m.name # =>
nil
#
#
# A module gets a name when it is first assigned to a constant. Either
# A module gets a name when it is first assigned to a constant. Either
# via the +module+ or +class+ keyword or by an explicit assignment:
# via the +module+ or +class+ keyword or by an explicit assignment:
...
@@ -17,8 +15,6 @@ class Module
...
@@ -17,8 +15,6 @@ class Module
# m.name # => "M"
# m.name # => "M"
#
#
def
anonymous?
def
anonymous?
# Uses blank? because the name of an anonymous class is an empty
name
.
nil?
# string in 1.8, and nil in 1.9.
name
.
blank?
end
end
end
end
railties/guides/source/active_support_core_extensions.textile
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819ea5f9
...
@@ -822,7 +822,7 @@ M.name # => "M"
...
@@ -822,7 +822,7 @@ M.name # => "M"
N = Module.new
N = Module.new
N.name # => "N"
N.name # => "N"
Module.new.name # =>
"" in 1.8, nil in 1.9
Module.new.name # =>
nil
</ruby>
</ruby>
You can check whether a module has a name with the predicate +anonymous?+:
You can check whether a module has a name with the predicate +anonymous?+:
...
...
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