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前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
提交
0aa33595
编写于
6月 29, 2017
作者:
B
Benjamin Sago
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Use the optional argument trick
上级
31148eda
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
15 addition
and
14 deletion
+15
-14
src/fs/dir.rs
src/fs/dir.rs
+5
-5
src/fs/file.rs
src/fs/file.rs
+10
-9
未找到文件。
src/fs/dir.rs
浏览文件 @
0aa33595
...
...
@@ -114,10 +114,10 @@ impl<'dir> Files<'dir> {
fn
next_visible_file
(
&
mut
self
)
->
Option
<
Result
<
File
<
'dir
>
,
(
PathBuf
,
io
::
Error
)
>>
{
loop
{
if
let
Some
(
path
)
=
self
.inner
.next
()
{
let
filen
=
File
::
filename
(
path
);
if
!
self
.dotfiles
&&
filen
.starts_with
(
"."
)
{
continue
}
let
filen
ame
=
File
::
filename
(
path
);
if
!
self
.dotfiles
&&
filen
ame
.starts_with
(
"."
)
{
continue
}
return
Some
(
File
::
new
(
path
.clone
(),
Some
(
self
.dir
),
Some
(
filen
)
)
return
Some
(
File
::
new
(
path
.clone
(),
self
.dir
,
filename
)
.map_err
(|
e
|
(
path
.clone
(),
e
)))
}
else
{
...
...
@@ -148,12 +148,12 @@ impl<'dir> Iterator for Files<'dir> {
fn
next
(
&
mut
self
)
->
Option
<
Self
::
Item
>
{
if
let
Dots
::
DotNext
=
self
.dots
{
self
.dots
=
Dots
::
DotDotNext
;
Some
(
File
::
new
(
self
.dir.path
.to_path_buf
(),
Some
(
self
.dir
),
Some
(
String
::
from
(
"."
)
))
Some
(
File
::
new
(
self
.dir.path
.to_path_buf
(),
self
.dir
,
String
::
from
(
"."
))
.map_err
(|
e
|
(
Path
::
new
(
"."
)
.to_path_buf
(),
e
)))
}
else
if
let
Dots
::
DotDotNext
=
self
.dots
{
self
.dots
=
Dots
::
FilesNext
;
Some
(
File
::
new
(
self
.parent
(),
Some
(
self
.dir
),
Some
(
String
::
from
(
".."
)
))
Some
(
File
::
new
(
self
.parent
(),
self
.dir
,
String
::
from
(
".."
))
.map_err
(|
e
|
(
self
.parent
(),
e
)))
}
else
{
...
...
src/fs/file.rs
浏览文件 @
0aa33595
...
...
@@ -57,15 +57,16 @@ pub struct File<'dir> {
}
impl
<
'dir
>
File
<
'dir
>
{
pub
fn
new
(
path
:
PathBuf
,
parent_dir
:
Option
<&
'dir
Dir
>
,
mut
filename
:
Option
<
String
>
)
->
IOResult
<
File
<
'dir
>>
{
if
filename
.is_none
()
{
filename
=
Some
(
File
::
filename
(
&
path
));
}
let
metadata
=
fs
::
symlink_metadata
(
&
path
)
?
;
let
ext
=
File
::
ext
(
&
path
);
Ok
(
File
{
path
,
parent_dir
,
metadata
,
ext
,
name
:
filename
.unwrap
()
})
pub
fn
new
<
PD
,
FN
>
(
path
:
PathBuf
,
parent_dir
:
PD
,
filename
:
FN
)
->
IOResult
<
File
<
'dir
>>
where
PD
:
Into
<
Option
<&
'dir
Dir
>>
,
FN
:
Into
<
Option
<
String
>>
{
let
parent_dir
=
parent_dir
.into
();
let
metadata
=
fs
::
symlink_metadata
(
&
path
)
?
;
let
name
=
filename
.into
()
.unwrap_or_else
(||
File
::
filename
(
&
path
));
let
ext
=
File
::
ext
(
&
path
);
Ok
(
File
{
path
,
parent_dir
,
metadata
,
ext
,
name
})
}
/// A file’s name is derived from its string. This needs to handle directories
...
...
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