24 lines
486 B
Rust
24 lines
486 B
Rust
fn main() {
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let mut state = State { prev: None, next: Some(8) };
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let path = "/nested/some/more";
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assert_eq!(state.rest(path), "some/more");
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}
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#[allow(unused)]
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struct State {
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prev: Option<usize>,
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next: Option<usize>,
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}
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impl State {
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fn rest<'r>(&mut self, path: &'r str) -> &'r str {
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let start = match self.next.take() {
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Some(v) => v,
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None => return "",
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};
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self.prev = Some(start);
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&path[start..]
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}
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}
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