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体验新版 GitCode,发现更多精彩内容 >>
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ea359675
编写于
12月 28, 2011
作者:
A
Aaron Patterson
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电子邮件补丁
差异文件
Use Set#subtract and Set#merge for keeping track of used / unused keys
上级
b88a181b
变更
1
隐藏空白更改
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并排
Showing
1 changed file
with
4 addition
and
15 deletion
+4
-15
actionpack/lib/action_dispatch/middleware/flash.rb
actionpack/lib/action_dispatch/middleware/flash.rb
+4
-15
未找到文件。
actionpack/lib/action_dispatch/middleware/flash.rb
浏览文件 @
ea359675
...
...
@@ -163,7 +163,8 @@ def now
# flash.keep # keeps the entire flash
# flash.keep(:notice) # keeps only the "notice" entry, the rest of the flash is discarded
def
keep
(
k
=
nil
)
use
(
k
,
false
)
@used
.
subtract
Array
(
k
||
keys
)
k
?
self
[
k
]
:
self
end
# Marks the entire flash or a single flash entry to be discarded by the end of the current action:
...
...
@@ -171,7 +172,8 @@ def keep(k = nil)
# flash.discard # discard the entire flash at the end of the current action
# flash.discard(:warning) # discard only the "warning" entry at the end of the current action
def
discard
(
k
=
nil
)
use
(
k
)
@used
.
merge
Array
(
k
||
keys
)
k
?
self
[
k
]
:
self
end
# Mark for removal entries that were kept, and delete unkept ones.
...
...
@@ -215,19 +217,6 @@ def notice=(message)
def
now_is_loaded?
@now
end
private
# Used internally by the <tt>keep</tt> and <tt>discard</tt> methods
# use() # marks the entire flash as used
# use('msg') # marks the "msg" entry as used
# use(nil, false) # marks the entire flash as unused (keeps it around for one more action)
# use('msg', false) # marks the "msg" entry as unused (keeps it around for one more action)
# Returns the single value for the key you asked to be marked (un)used or the FlashHash itself
# if no key is passed.
def
use
(
key
=
nil
,
used
=
true
)
Array
(
key
||
keys
).
each
{
|
k
|
used
?
@used
<<
k
:
@used
.
delete
(
k
)
}
return
key
?
self
[
key
]
:
self
end
end
def
initialize
(
app
)
...
...
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