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fs::walk_dir example without unstable features #25508

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Merged
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May 17, 2015
Merged

fs::walk_dir example without unstable features #25508

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11 changes: 5 additions & 6 deletions src/libstd/fs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1099,20 +1099,19 @@ pub fn remove_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
/// # Examples
///
/// ```
/// # #![feature(path_ext)]
/// use std::io;
/// use std::fs::{self, PathExt, DirEntry};
/// use std::fs::{self, DirEntry};
/// use std::path::Path;
///
/// // one possible implementation of fs::walk_dir only visiting files
/// fn visit_dirs(dir: &Path, cb: &mut FnMut(DirEntry)) -> io::Result<()> {
/// if dir.is_dir() {
/// fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry)) -> io::Result<()> {
/// if try!(fs::metadata(dir)).is_dir() {
/// for entry in try!(fs::read_dir(dir)) {
/// let entry = try!(entry);
/// if entry.path().is_dir() {
/// if try!(fs::metadata(entry.path())).is_dir() {
/// try!(visit_dirs(&entry.path(), cb));
/// } else {
/// cb(entry);
/// cb(&entry);
/// }
/// }
/// }
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