3 ms·
The semantics of ? are different from monadic bind and fit better to Rust's language context of strictness, imperativeness, and mutability than Monad (which is
by tatterdemalion 10y ago
The semantics of ? are different from monadic bind and fit better to Rust's language context of strictness, imperativeness, and mutability than Monad (which is a problematic type class in Rust for some separate reasons).