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use std::io::{self, ErrorKind};
use std::path::{Path, PathBuf};
use std::os::unix::fs::FileTypeExt;
#[derive(Clone, Debug, Hash, PartialEq)]
pub enum FileType {
Regular,
Directory,
Symlink,
CharDevice,
BlockDevice,
Fifo,
Socket,
}
#[derive(Clone, Debug, Hash, PartialEq)]
pub enum Regular {
ASCII,
OTHER,
}
pub trait PathFileType {
fn filetype(&self) -> io::Result<FileType>;
fn is_symlink(&self) -> bool;
fn is_char_device(&self) -> bool;
fn is_block_device(&self) -> bool;
fn is_fifo(&self) -> bool;
fn is_socket(&self) -> bool;
}
impl PathFileType for Path {
fn filetype(&self) -> io::Result<FileType> {
if ! self.exists() {
return Err(io::Error::from(ErrorKind::NotFound))
}
if self.is_block_device() {
Ok(FileType::BlockDevice)
} else if self.is_char_device() {
Ok(FileType::CharDevice)
} else if self.is_fifo() {
Ok(FileType::Fifo)
} else if self.is_socket() {
Ok(FileType::Socket)
} else if self.is_symlink() {
Ok(FileType::Symlink)
} else if self.is_dir() {
Ok(FileType::Directory)
} else {
Ok(FileType::Regular)
}
}
fn is_symlink(&self) -> bool {
self.symlink_metadata().unwrap().file_type().is_symlink()
}
fn is_char_device(&self) -> bool {
self.metadata().unwrap().file_type().is_char_device()
}
fn is_block_device(&self) -> bool {
self.metadata().unwrap().file_type().is_block_device()
}
fn is_fifo(&self) -> bool {
self.metadata().unwrap().file_type().is_fifo()
}
fn is_socket(&self) -> bool {
self.metadata().unwrap().file_type().is_socket()
}
}
impl PathFileType for PathBuf {
fn filetype(&self) -> io::Result<FileType> {
self.as_path().filetype()
}
fn is_symlink(&self) -> bool {
self.as_path().is_symlink()
}
fn is_char_device(&self) -> bool {
self.as_path().is_char_device()
}
fn is_block_device(&self) -> bool {
self.as_path().is_block_device()
}
fn is_fifo(&self) -> bool {
self.as_path().is_fifo()
}
fn is_socket(&self) -> bool {
self.as_path().is_socket()
}
}