srenblad/rust-fatfs
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Fix dir entries pointing to root directory.

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Fixes 'ls dir/..'.
This commit is contained in:
Rafał Harabień 2017-10-07 16:31:42 +02:00
parent f850c76a1b
commit a974a61cb8
1 changed files with 9 additions and 8 deletions
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17
src/dir.rs
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@ -191,18 +191,19 @@ impl <'a, 'b> DirEntry<'a, 'b> {
}
pub fn to_file(&self) -> File<'a, 'b> {
if self.is_dir() {
panic!("This is a directory");
}
assert!(!self.is_dir(), "Not a file entry");
File::new(self.first_cluster(), Some(self.data.size), self.fs)
}
pub fn to_dir(&self) -> Dir<'a, 'b> {
if !self.is_dir() {
panic!("This is a file");
assert!(self.is_dir(), "Not a directory entry");
match self.first_cluster() {
Some(n) => {
let file = File::new(Some(n), None, self.fs);
Dir::new(DirRawStream::File(file), self.fs)
},
None => self.fs.root_dir(),
}
let file = File::new(self.first_cluster(), None, self.fs);
Dir::new(DirRawStream::File(file), self.fs)
}
pub fn len(&self) -> u64 {
@ -250,7 +251,7 @@ impl <'a, 'b> Dir<'a, 'b> {
fn split_path<'c>(path: &'c str) -> (&'c str, Option<&'c str>) {
let mut path_split = path.trim_matches('/').splitn(2, "/");
let comp = path_split.next().unwrap();
let comp = path_split.next().unwrap(); // safe unwrap - splitn always returns at least one element
let rest_opt = path_split.next();
(comp, rest_opt)
}