Building a real Rust CRATE from scratch to PUBLISHED

Learning Rust Language by example and tutorials.

Libraries used: rust Clap, rust walkdir, rust thiserror

- cargo new ...
- cargo watch -q -c -x ‘run -q’
- cargo login
- cargo publish

#RustLang #Crate #Cargo

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[Vancha]

Is it correct to assume that when you find what you want to build, you first check for the existence of crates that could make your job easier, and after that you look for a way of tying them together to end up with what you want?

[comradepeter]

Can you explain the difference b/w .map_err() and .or_else()?

[hamzamohd.zubair]

Excellent Stuff! Isn't anyhow::Error better than Box<dyn Error>