diff options
author | rabite <rabite@posteo.de> | 2019-01-22 22:06:19 +0100 |
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committer | rabite <rabite@posteo.de> | 2019-01-22 22:06:19 +0100 |
commit | a1900941ce9a6277f9f0cecd685f8f1c1c6bb705 (patch) | |
tree | b4406da2b2e33c2a40716f632b1e48435614ea82 /src/files.rs | |
parent | ab9baf17f110622391d143122195e2b82acc7d10 (diff) |
added natural sorting of file names
Diffstat (limited to 'src/files.rs')
-rw-r--r-- | src/files.rs | 50 |
1 files changed, 46 insertions, 4 deletions
diff --git a/src/files.rs b/src/files.rs index dd86304..d1422f5 100644 --- a/src/files.rs +++ b/src/files.rs @@ -2,6 +2,7 @@ use std::ops::Index; use std::error::Error; use std::path::PathBuf; use std::ffi::OsStr; +use std::cmp::{Ord, Ordering}; pub struct Files(Vec<File>); @@ -12,22 +13,53 @@ impl Index<usize> for Files { } } +impl PartialOrd for File { + fn partial_cmp(&self, other: &File) -> Option<Ordering> { + Some(alphanumeric_sort::compare_str(&self.name, &other.name)) + } +} + +impl Ord for File { + fn cmp(&self, other: &File) -> Ordering { + alphanumeric_sort::compare_str(&self.name, &other.name) + } +} + +fn get_kind(file: &std::fs::DirEntry) -> Kind { + let file = file.file_type().unwrap(); + if file.is_file() { return Kind::File; } + if file.is_dir() { return Kind::Directory; } + if file.is_symlink() { return Kind::Link; } + Kind::Pipe +} + impl Files { pub fn new_from_path<S: AsRef<OsStr> + Sized>(path: S) -> Result<Files, Box<dyn Error>> where S: std::convert::AsRef<std::path::Path> { let mut files = Vec::new(); + let mut dirs = Vec::new(); for file in std::fs::read_dir(path)? { let file = file?; let name = file.file_name(); let name = name.to_string_lossy(); + let kind = get_kind(&file); let path = file.path(); let size = file.metadata()?.len() / 1024; - files.push(File::new(&name, path, size as usize)); + let file = File::new(&name, path, kind, size as usize); + match kind { + Kind::Directory => dirs.push(file), + _ => files.push(file), + } } + files.sort(); + dirs.sort(); + dirs.append(&mut files); + + let files = dirs; + Ok(Files(files)) } - pub fn iter(&self) -> std::slice::Iter<File> { self.0.iter() @@ -38,11 +70,20 @@ impl Files { } } -#[derive(Debug)] +#[derive(Debug, Copy, Clone, PartialEq, Eq)] +pub enum Kind { + Directory, + File, + Link, + Pipe +} + +#[derive(Debug, PartialEq, Eq)] pub struct File { pub name: String, pub path: PathBuf, pub size: Option<usize>, + pub kind: Kind, // owner: Option<String>, // group: Option<String>, // flags: Option<String>, @@ -52,11 +93,12 @@ pub struct File { impl File { - pub fn new(name: &str, path: PathBuf, size: usize) -> File { + pub fn new(name: &str, path: PathBuf, kind: Kind, size: usize) -> File { File { name: name.to_string(), path: path, size: Some(size), + kind: kind // owner: None, // group: None, // flags: None, |