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Add support for any type which implies impl AsRef<Path> #4

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Add support for any type which implies impl AsRef<Path> #4

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18 changes: 15 additions & 3 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -502,14 +502,26 @@ pub trait PathExt {
}
}

impl PathExt for Path {
fn access(&self, mode: AccessMode) -> io::Result<()> {
imp::access(self, mode)
impl<P> PathExt for P
where
P: AsRef<Path>,
{
fn access(&self, mode: AccessMode) -> std::io::Result<()> {
imp::access(self.as_ref(), mode)
}
}

#[test]
fn amazing_test_suite() {
use std::path::PathBuf;

// the new impl works with PathBuf, and any other type which implies AsRef<Path>.
// for example, https://docs.rs/typed-path/latest/typed_path/struct.Path.html, which -> AsRef<OsStr> -> AsRef<Path>
let cargotoml = PathBuf::from("Cargo.toml");
assert!(cargotoml.access(AccessMode::EXISTS).is_ok());
assert!(cargotoml.access(AccessMode::READ).is_ok());
assert!(cargotoml.access(AccessMode::READ | AccessMode::WRITE).is_ok());

let cargotoml = Path::new("Cargo.toml");

assert!(cargotoml.access(AccessMode::EXISTS).is_ok());
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