use-extension

Practical file extension utility primitives for RustUse.

Experimental

use-extension is experimental while the use-fs workspace remains below 0.3.0.

Example

use use_extension::{compound_extension, extension_lowercase};

assert_eq!(extension_lowercase("ARCHIVE.TAR.GZ").as_deref(), Some("gz"));
assert_eq!(compound_extension("archive.tar.gz").as_deref(), Some("tar.gz"));

Scope

• extension extraction and normalization
• compound-extension inspection for common patterns
• simple extension replacement and removal

Non-goals

• MIME sniffing
• file-format parsing
• filesystem I/O

License

Licensed under either of the following, at your option:

• Apache License, Version 2.0
• MIT license