I checked Rust Book and found they never discussed this error in examples. Moreover, they never talked about implementing lifetimes with associated types at the same time. I'm beginner and I feel lost. I want to return 'Pixel' from iterator for Canvas with mutable reference to 'next' pixel. This i…

Just so you know, in your case you can circumvent your issue by using functional style: #![deny(elided_lifetimes_in_paths)] struct Pixel<'img> { value: &'img mut u32, i: usize, } struct Canvas { imgs: Vec<u32>, max_i: usize, } impl Canvas { pub fn iter_mut<'iter> ( …

Unconstrained lifetime parameter for impl

help

Yandros May 6, 2019, 8:14pm 8

I've answered in another thread, since it is a little bit off-topic here and my answer has ended up a little bit longer than expected

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Unconstrained lifetime parameter for impl

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