Function extension

pub fn extension(path: &Path) -> String

Get file extension

Examples

use std::path::Path;
use acorn_lib::util::extension;

assert_eq!("txt", extension(Path::new("hello.txt")));
assert_eq!("md", extension(Path::new("README.md")));
assert_eq!("", extension(Path::new(".dotfile")));
assert_eq!("", extension(Path::new("/path/to/folder")));