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体验新版 GitCode,发现更多精彩内容 >>
提交
995ef296
编写于
6月 08, 2018
作者:
R
Rob Lourens
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Add missing methods to strings.ts
上级
dc1c80e6
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
71 addition
and
4 deletion
+71
-4
extensions/search-rg/src/strings.ts
extensions/search-rg/src/strings.ts
+71
-4
未找到文件。
extensions/search-rg/src/strings.ts
浏览文件 @
995ef296
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'
use strict
'
;
import
{
CharCode
}
from
'
./charCode
'
;
export
function
stripWildcards
(
pattern
:
string
):
string
{
return
pattern
.
replace
(
/
\*
/g
,
''
);
}
...
...
@@ -29,6 +32,15 @@ export function startsWith(haystack: string, needle: string): boolean {
return
true
;
}
export
function
startsWithIgnoreCase
(
str
:
string
,
candidate
:
string
):
boolean
{
const
candidateLength
=
candidate
.
length
;
if
(
candidate
.
length
>
str
.
length
)
{
return
false
;
}
return
doEqualsIgnoreCase
(
str
,
candidate
,
candidateLength
);
}
/**
* Determines if haystack ends with needle.
*/
...
...
@@ -43,6 +55,61 @@ export function endsWith(haystack: string, needle: string): boolean {
}
}
function
isLowerAsciiLetter
(
code
:
number
):
boolean
{
return
code
>=
CharCode
.
a
&&
code
<=
CharCode
.
z
;
}
function
isUpperAsciiLetter
(
code
:
number
):
boolean
{
return
code
>=
CharCode
.
A
&&
code
<=
CharCode
.
Z
;
}
function
isAsciiLetter
(
code
:
number
):
boolean
{
return
isLowerAsciiLetter
(
code
)
||
isUpperAsciiLetter
(
code
);
}
export
function
equalsIgnoreCase
(
a
:
string
,
b
:
string
):
boolean
{
const
len1
=
a
?
a
.
length
:
0
;
const
len2
=
b
?
b
.
length
:
0
;
if
(
len1
!==
len2
)
{
return
false
;
}
return
doEqualsIgnoreCase
(
a
,
b
);
}
function
doEqualsIgnoreCase
(
a
:
string
,
b
:
string
,
stopAt
=
a
.
length
):
boolean
{
if
(
typeof
a
!==
'
string
'
||
typeof
b
!==
'
string
'
)
{
return
false
;
}
for
(
let
i
=
0
;
i
<
stopAt
;
i
++
)
{
const
codeA
=
a
.
charCodeAt
(
i
);
const
codeB
=
b
.
charCodeAt
(
i
);
if
(
codeA
===
codeB
)
{
continue
;
}
// a-z A-Z
if
(
isAsciiLetter
(
codeA
)
&&
isAsciiLetter
(
codeB
))
{
let
diff
=
Math
.
abs
(
codeA
-
codeB
);
if
(
diff
!==
0
&&
diff
!==
32
)
{
return
false
;
}
}
// Any other charcode
else
{
if
(
String
.
fromCharCode
(
codeA
).
toLowerCase
()
!==
String
.
fromCharCode
(
codeB
).
toLowerCase
())
{
return
false
;
}
}
}
return
true
;
}
/**
* Checks if the characters of the provided query string are included in the
* target string. The characters do not have to be contiguous within the string.
...
...
@@ -73,4 +140,4 @@ export function fuzzyContains(target: string, query: string): boolean {
}
return
true
;
}
}
\ No newline at end of file
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