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Rollup merge of #34659 - GuillaumeGomez:path_file_name, r=steveklabnik 

Fix `std::path::Path::file_name()` doc

Fixes #34632

r? @steveklabnik
This commit is contained in:
Manish Goregaokar 2016-07-08 13:14:20 +05:30
parent 75276f36fe 0d78f6b40f
commit f4ae98ab8c
1 changed files with 12 additions and 2 deletions
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14
src/libstd/path.rs
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@ -1529,8 +1529,7 @@ impl Path {
/// The final component of the path, if it is a normal file.
///
/// If the path terminates in `.`, `..`, or consists solely of a root of
/// prefix, `file_name` will return `None`.
/// If the path terminates in `..`, `file_name` will return `None`.
///
/// # Examples
///
@ -1543,6 +1542,17 @@ impl Path {
///
/// assert_eq!(Some(os_str), path.file_name());
/// ```
///
/// # Other examples
///
/// ```
/// use std::path::Path;
/// use std::ffi::OsStr;
///
/// assert_eq!(Some(OsStr::new("foo.txt")), Path::new("foo.txt/.").file_name());
/// assert_eq!(Some(OsStr::new("foo.txt")), Path::new("foo.txt/.//").file_name());
/// assert_eq!(None, Path::new("foo.txt/..").file_name());
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn file_name(&self) -> Option<&OsStr> {
self.components().next_back().and_then(|p| {