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https://github.com/rust-lang/rust
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22 lines
619 B
Rust
22 lines
619 B
Rust
pub struct History<'a> { pub _s: &'a str }
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impl<'a> History<'a> {
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pub fn get_page(&self) {
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for s in vec!["1|2".to_string()].into_iter().filter_map(|ref line| self.make_entry(line)) {
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//~^ ERROR cannot return value referencing function parameter
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println!("{:?}", s);
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}
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}
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fn make_entry(&self, s: &'a String) -> Option<&str> {
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let parts: Vec<_> = s.split('|').collect();
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println!("{:?} -> {:?}", s, parts);
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if let [commit, ..] = &parts[..] { Some(commit) } else { None }
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}
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}
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fn main() {
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let h = History{ _s: "" };
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h.get_page();
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}
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