9 lines
248 B
Rust
9 lines
248 B
Rust
pub trait OptionExt<T> {
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fn get_or_insert_default_ext(&mut self) -> &mut T;
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}
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impl<T: Default> OptionExt<T> for Option<T> {
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fn get_or_insert_default_ext(&mut self) -> &mut T {
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self.get_or_insert_with(|| Default::default())
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}
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}
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