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体验新版 GitCode,发现更多精彩内容 >>
提交
1429c4ec
编写于
9月 27, 2017
作者:
A
Alexandru Dima
提交者:
GitHub
9月 27, 2017
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差异文件
Merge pull request #33947 from AiryShift/master
Create setting that trims newlines from the end of a file
上级
f112d4c1
ea0b287c
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
96 addition
and
1 deletion
+96
-1
src/vs/workbench/api/electron-browser/mainThreadSaveParticipant.ts
...rkbench/api/electron-browser/mainThreadSaveParticipant.ts
+48
-0
src/vs/workbench/parts/files/browser/files.contribution.ts
src/vs/workbench/parts/files/browser/files.contribution.ts
+7
-0
src/vs/workbench/test/electron-browser/api/mainThreadSaveParticipant.test.ts
...st/electron-browser/api/mainThreadSaveParticipant.test.ts
+41
-1
未找到文件。
src/vs/workbench/api/electron-browser/mainThreadSaveParticipant.ts
浏览文件 @
1429c4ec
...
...
@@ -127,6 +127,53 @@ export class FinalNewLineParticipant implements INamedSaveParticpant {
}
}
export
class
TrimFinalNewLinesParticipant
implements
INamedSaveParticpant
{
readonly
name
=
'
TrimFinalNewLinesParticipant
'
;
constructor
(
@
IConfigurationService
private
configurationService
:
IConfigurationService
,
@
ICodeEditorService
private
codeEditorService
:
ICodeEditorService
)
{
// Nothing
}
public
participate
(
model
:
ITextFileEditorModel
,
env
:
{
reason
:
SaveReason
}):
void
{
if
(
this
.
configurationService
.
lookup
(
'
files.trimFinalNewlines
'
,
{
overrideIdentifier
:
model
.
textEditorModel
.
getLanguageIdentifier
().
language
,
resource
:
model
.
getResource
()
}).
value
)
{
this
.
doTrimFinalNewLines
(
model
.
textEditorModel
);
}
}
private
doTrimFinalNewLines
(
model
:
IModel
):
void
{
const
lineCount
=
model
.
getLineCount
();
// Do not insert new line if file does not end with new line
if
(
!
lineCount
)
{
return
;
}
let
prevSelection
:
Selection
[]
=
[
new
Selection
(
1
,
1
,
1
,
1
)];
const
editor
=
findEditor
(
model
,
this
.
codeEditorService
);
if
(
editor
)
{
prevSelection
=
editor
.
getSelections
();
}
let
currentLineNumber
=
model
.
getLineCount
();
let
currentLine
=
model
.
getLineContent
(
currentLineNumber
);
let
currentLineIsEmptyOrWhitespace
=
strings
.
lastNonWhitespaceIndex
(
currentLine
)
===
-
1
;
while
(
currentLineIsEmptyOrWhitespace
)
{
currentLineNumber
--
;
currentLine
=
model
.
getLineContent
(
currentLineNumber
);
currentLineIsEmptyOrWhitespace
=
strings
.
lastNonWhitespaceIndex
(
currentLine
)
===
-
1
;
}
model
.
pushEditOperations
(
prevSelection
,
[
EditOperation
.
delete
(
new
Range
(
currentLineNumber
+
1
,
1
,
lineCount
+
1
,
1
))],
edits
=>
prevSelection
);
if
(
editor
)
{
editor
.
setSelections
(
prevSelection
);
}
}
}
class
FormatOnSaveParticipant
implements
INamedSaveParticpant
{
readonly
name
=
'
FormatOnSaveParticipant
'
;
...
...
@@ -237,6 +284,7 @@ export class SaveParticipant implements ISaveParticipant {
new
TrimWhitespaceParticipant
(
configurationService
,
codeEditorService
),
new
FormatOnSaveParticipant
(
codeEditorService
,
configurationService
),
new
FinalNewLineParticipant
(
configurationService
,
codeEditorService
),
new
TrimFinalNewLinesParticipant
(
configurationService
,
codeEditorService
),
new
ExtHostSaveParticipant
(
extHostContext
)
];
...
...
src/vs/workbench/parts/files/browser/files.contribution.ts
浏览文件 @
1429c4ec
...
...
@@ -235,6 +235,13 @@ configurationRegistry.registerConfiguration({
'
overridable
'
:
true
,
'
scope
'
:
ConfigurationScope
.
RESOURCE
},
'
files.trimFinalNewlines
'
:
{
'
type
'
:
'
boolean
'
,
'
default
'
:
false
,
'
description
'
:
nls
.
localize
(
'
trimFinalNewlines
'
,
"
When enabled, will trim all new lines after the final new line at the end of the file when saving it.
"
),
'
overridable
'
:
true
,
'
scope
'
:
ConfigurationScope
.
RESOURCE
},
'
files.autoSave
'
:
{
'
type
'
:
'
string
'
,
'
enum
'
:
[
AutoSaveConfiguration
.
OFF
,
AutoSaveConfiguration
.
AFTER_DELAY
,
AutoSaveConfiguration
.
ON_FOCUS_CHANGE
,
,
AutoSaveConfiguration
.
ON_WINDOW_CHANGE
],
...
...
src/vs/workbench/test/electron-browser/api/mainThreadSaveParticipant.test.ts
浏览文件 @
1429c4ec
...
...
@@ -7,7 +7,7 @@
import
*
as
assert
from
'
assert
'
;
import
{
IInstantiationService
}
from
'
vs/platform/instantiation/common/instantiation
'
;
import
{
FinalNewLineParticipant
}
from
'
vs/workbench/api/electron-browser/mainThreadSaveParticipant
'
;
import
{
FinalNewLineParticipant
,
TrimFinalNewLinesParticipant
}
from
'
vs/workbench/api/electron-browser/mainThreadSaveParticipant
'
;
import
{
TestConfigurationService
}
from
'
vs/platform/configuration/test/common/testConfigurationService
'
;
import
{
workbenchInstantiationService
,
TestTextFileService
}
from
'
vs/workbench/test/workbenchTestServices
'
;
import
{
toResource
}
from
'
vs/base/test/common/utils
'
;
...
...
@@ -72,4 +72,44 @@ suite('MainThreadSaveParticipant', function () {
done
();
});
});
test
(
'
trim final new lines
'
,
function
(
done
)
{
const
model
:
TextFileEditorModel
=
instantiationService
.
createInstance
(
TextFileEditorModel
,
toResource
.
call
(
this
,
'
/path/trim_final_new_line.txt
'
),
'
utf8
'
);
model
.
load
().
then
(()
=>
{
const
configService
=
new
TestConfigurationService
();
configService
.
setUserConfiguration
(
'
files
'
,
{
'
trimFinalNewlines
'
:
true
});
const
participant
=
new
TrimFinalNewLinesParticipant
(
configService
,
undefined
);
const
textContent
=
'
Trim New Line
'
;
const
eol
=
`
${
model
.
textEditorModel
.
getEOL
()}
`
;
// No new line removal if last line is not new line
let
lineContent
=
`
${
textContent
}
`
;
model
.
textEditorModel
.
setValue
(
lineContent
);
participant
.
participate
(
model
,
{
reason
:
SaveReason
.
EXPLICIT
});
assert
.
equal
(
model
.
getValue
(),
lineContent
);
// No new line removal if last line is single new line
lineContent
=
`
${
textContent
}${
eol
}
`
;
model
.
textEditorModel
.
setValue
(
lineContent
);
participant
.
participate
(
model
,
{
reason
:
SaveReason
.
EXPLICIT
});
assert
.
equal
(
model
.
getValue
(),
lineContent
);
// Remove new line (single line with two new lines)
lineContent
=
`
${
textContent
}${
eol
}${
eol
}
`
;
model
.
textEditorModel
.
setValue
(
lineContent
);
participant
.
participate
(
model
,
{
reason
:
SaveReason
.
EXPLICIT
});
assert
.
equal
(
model
.
getValue
(),
`
${
textContent
}${
eol
}
`
);
// Remove new lines (multiple lines with multiple new lines)
lineContent
=
`
${
textContent
}${
eol
}${
textContent
}${
eol
}${
eol
}${
eol
}
`
;
model
.
textEditorModel
.
setValue
(
lineContent
);
participant
.
participate
(
model
,
{
reason
:
SaveReason
.
EXPLICIT
});
assert
.
equal
(
model
.
getValue
(),
`
${
textContent
}${
eol
}${
textContent
}${
eol
}
`
);
done
();
});
});
});
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