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Impl Ref::fs_link_exists()

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Matthias Beyer 2016-06-23 14:14:39 +02:00
parent 130ea0db13
commit ac0d22e479
1 changed files with 4 additions and 4 deletions
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8
libimagref/src/reference.rs
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@ -194,8 +194,8 @@ impl<'a> Ref<'a> {
}
/// check whether the pointer the Ref represents still points to a file which exists
pub fn fs_link_exists(&self) -> bool {
unimplemented!()
pub fn fs_link_exists(&self) -> Result<bool> {
self.fs_file().map(|pathbuf| pathbuf.exists())
}
/// Alias for `r.fs_link_exists() && r.deref().is_file()`
@ -209,8 +209,8 @@ impl<'a> Ref<'a> {
}
/// Alias for `!Ref::fs_link_exists()`
pub fn is_dangling(&self) -> bool {
!self.fs_link_exists()
pub fn is_dangling(&self) -> Result<bool> {
self.fs_link_exists().map(|b| !b)
}
/// check whether the pointer the Ref represents is valid