Rust is neither the only nor the first language to contain a result type (https://en.wikipedia.org/wiki/Result_type https://en.wikipedia.org/wiki/Result_type).

Rust is neither the only nor the first language to contain a result type (https://en.wikipedia.org/wiki/Result_type https://en.wikipedia.org/wiki/Result_type). Definitely a much nicer way to handle errors though.