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体验新版 GitCode,发现更多精彩内容 >>
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f38e752b
编写于
10月 16, 2012
作者:
D
David Graham
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Implement replace method so key? works correctly.
上级
6ac33f9e
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
22 addition
and
0 deletion
+22
-0
activesupport/CHANGELOG.md
activesupport/CHANGELOG.md
+2
-0
activesupport/lib/active_support/hash_with_indifferent_access.rb
...upport/lib/active_support/hash_with_indifferent_access.rb
+8
-0
activesupport/test/core_ext/hash_ext_test.rb
activesupport/test/core_ext/hash_ext_test.rb
+12
-0
未找到文件。
activesupport/CHANGELOG.md
浏览文件 @
f38e752b
## Rails 4.0.0 (unreleased) ##
*
Implement HashWithIndifferentAccess#replace so key? works correctly.
*David Graham*
*
Hash#extract! returns only those keys that present in the receiver.
{:a => 1, :b => 2}.extract!(:a, :x) # => {:a => 1}
...
...
activesupport/lib/active_support/hash_with_indifferent_access.rb
浏览文件 @
f38e752b
...
...
@@ -204,6 +204,14 @@ def reverse_merge!(other_hash)
replace
(
reverse_merge
(
other_hash
))
end
# Replaces the contents of this hash with other_hash.
#
# h = { "a" => 100, "b" => 200 }
# h.replace({ "c" => 300, "d" => 400 }) #=> {"c"=>300, "d"=>400}
def
replace
(
other_hash
)
super
(
self
.
class
.
new_from_hash_copying_default
(
other_hash
))
end
# Removes the specified key from the hash.
def
delete
(
key
)
super
(
convert_key
(
key
))
...
...
activesupport/test/core_ext/hash_ext_test.rb
浏览文件 @
f38e752b
...
...
@@ -428,6 +428,18 @@ def test_indifferent_merging
assert_equal
2
,
hash
[
'b'
]
end
def
test_indifferent_replace
hash
=
HashWithIndifferentAccess
.
new
hash
[
:a
]
=
42
replaced
=
hash
.
replace
(
b:
12
)
assert
hash
.
key?
(
'b'
)
assert
!
hash
.
key?
(
:a
)
assert_equal
12
,
hash
[
:b
]
assert_same
hash
,
replaced
end
def
test_indifferent_merging_with_block
hash
=
HashWithIndifferentAccess
.
new
hash
[
:a
]
=
1
...
...
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