mirror of https://github.com/rust-lang/rust
30 lines
504 B
Rust
30 lines
504 B
Rust
//@ check-pass
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struct Indexable;
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impl Indexable {
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fn boo(&mut self) {}
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}
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impl std::ops::Index<&str> for Indexable {
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type Output = Indexable;
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fn index(&self, field: &str) -> &Indexable {
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self
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}
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}
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impl std::ops::IndexMut<&str> for Indexable {
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fn index_mut(&mut self, field: &str) -> &mut Indexable {
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self
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}
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}
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fn main() {
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let mut v = Indexable;
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let field = "hello".to_string();
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v[field.as_str()].boo();
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v[&field].boo(); // < This should work
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}
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