17 lines
330 B
Rust
17 lines
330 B
Rust
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// check-pass
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use std::convert::TryFrom;
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pub trait FieldElement {
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type Integer: TryFrom<usize, Error = std::num::TryFromIntError>;
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fn valid_integer_try_from<N>(i: N) -> Result<Self::Integer, ()>
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where
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Self::Integer: TryFrom<N>,
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{
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Self::Integer::try_from(i).map_err(|_| ())
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}
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}
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fn main() {}
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