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</pre></div><pre class="rust"><code><span class="kw">use </span>std::{path::PathBuf, str::FromStr};
<span class="kw">use </span><span class="kw">crate</span>::Error;
<span class="doccomment">/// A specialized `FromStr` trait that returns [`Error`] errors
</span><span class="kw">pub trait </span>Parse: Sized {
<span class="doccomment">/// Parse `Self` from `string`.
</span><span class="kw">fn </span>parse(string: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, Error>;
}
<span class="kw">impl </span>Parse <span class="kw">for </span>bool {
<span class="kw">fn </span>parse(string: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, Error> {
<span class="self">Self</span>::from_str(string).map_err(Error::from)
}
}
<span class="macro">macro_rules! </span>impl_parse_for_int_type {
($(<span class="macro-nonterminal">$int_type</span>:ty),+ $(,)<span class="question-mark">?</span>) => {
$(
<span class="kw">impl </span>Parse <span class="kw">for </span><span class="macro-nonterminal">$int_type </span>{
<span class="kw">fn </span>parse(string: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, Error> {
<span class="self">Self</span>::from_str(string).map_err(Error::from)
}
}
)+
}
}
<span class="macro">impl_parse_for_int_type!</span>[i8, i16, i32, i64, i128, u8, u16, u32, u64, u128];
<span class="kw">impl </span>Parse <span class="kw">for </span>String {
<span class="kw">fn </span>parse(string: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, Error> {
<span class="prelude-val">Ok</span>(string.to_string())
}
}
<span class="kw">impl </span>Parse <span class="kw">for </span>PathBuf {
<span class="kw">fn </span>parse(string: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, Error> {
<span class="prelude-val">Ok</span>(PathBuf::from(string))
}
}
</code></pre></div></section></main></body></html>