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体验新版 GitCode,发现更多精彩内容 >>
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ac49d591
编写于
2月 04, 2020
作者:
A
Alex Dima
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电子邮件补丁
差异文件
Use sorting to avoid N^2
上级
38db643f
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
26 addition
and
14 deletion
+26
-14
src/vs/editor/contrib/linesOperations/linesOperations.ts
src/vs/editor/contrib/linesOperations/linesOperations.ts
+26
-14
未找到文件。
src/vs/editor/contrib/linesOperations/linesOperations.ts
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ac49d591
...
...
@@ -37,24 +37,36 @@ abstract class AbstractCopyLinesAction extends EditorAction {
}
public
run
(
_accessor
:
ServicesAccessor
,
editor
:
ICodeEditor
):
void
{
if
(
!
editor
.
hasModel
())
{
return
;
}
let
commands
:
ICommand
[]
=
[];
let
selections
=
editor
.
getSelections
()
||
[];
selections
=
selections
.
reduce
((
accumulator
,
selection
)
=>
{
const
isCurrentSelectionDuplicated
=
accumulator
.
some
(
value
=>
(
value
.
startLineNumber
===
selection
.
startLineNumber
&&
value
.
endLineNumber
===
selection
.
endLineNumber
));
if
(
isCurrentSelectionDuplicated
)
{
return
accumulator
;
const
selections
=
editor
.
getSelections
().
map
((
selection
,
index
)
=>
({
selection
,
index
,
ignore
:
false
}));
selections
.
sort
((
a
,
b
)
=>
Range
.
compareRangesUsingStarts
(
a
.
selection
,
b
.
selection
));
// Remove selections that would result in copying the same line
let
prev
=
selections
[
0
];
for
(
let
i
=
1
;
i
<
selections
.
length
;
i
++
)
{
const
curr
=
selections
[
i
];
if
(
prev
.
selection
.
endLineNumber
===
curr
.
selection
.
startLineNumber
)
{
// these two selections would copy the same line
if
(
prev
.
index
<
curr
.
index
)
{
// prev wins
curr
.
ignore
=
true
;
}
else
{
// curr wins
prev
.
ignore
=
true
;
prev
=
curr
;
}
}
}
return
[...
accumulator
,
selection
];
},
[]);
const
commands
:
ICommand
[]
=
[];
for
(
const
selection
of
selections
)
{
commands
.
push
(
new
CopyLinesCommand
(
selection
,
this
.
down
));
if
(
selection
.
ignore
)
{
continue
;
}
commands
.
push
(
new
CopyLinesCommand
(
selection
.
selection
,
this
.
down
));
}
editor
.
pushUndoStop
();
...
...
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