warning: methods called `as_*` usually take `self` by reference or `self` by mutable reference --> src/style/animation/refresh.rs:30:22 | 30 | pub fn as_widget(self, timeline: &Timeline, size: u16) -> Icon { | ^^^^ | = help: consider choosing a less ambiguous name = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention = note: `#[warn(clippy::wrong_self_convention)]` on by default