22 lines
828 B
Rust
22 lines
828 B
Rust
use super::EMPTY;
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type Pair<'a> = (&'a str, &'a str);
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/// Split a string with default behaviors on non-match.
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pub trait SplitInfallible<'a> {
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/// Split a string at the first occurrence of delim. If not found, the
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/// entire string is returned in \[0\], while \[1\] is empty.
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fn split_once_infallible(&self, delim: &str) -> Pair<'a>;
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/// Split a string from the last occurrence of delim. If not found, the
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/// entire string is returned in \[0\], while \[1\] is empty.
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fn rsplit_once_infallible(&self, delim: &str) -> Pair<'a>;
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}
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impl<'a> SplitInfallible<'a> for &'a str {
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#[inline]
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fn rsplit_once_infallible(&self, delim: &str) -> Pair<'a> { self.rsplit_once(delim).unwrap_or((self, EMPTY)) }
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#[inline]
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fn split_once_infallible(&self, delim: &str) -> Pair<'a> { self.split_once(delim).unwrap_or((self, EMPTY)) }
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}
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