Add free functions for partial ordering comparison operators.
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src/na.rs
24
src/na.rs
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@ -98,6 +98,30 @@ pub fn partial_cmp<T: PartialOrd>(a: &T, b: &T) -> PartialOrdering {
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PartialOrd::partial_cmp(a, b)
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}
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/// Returns `true` iff `a` and `b` are comparable and `a < b`.
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#[inline(always)]
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pub fn partial_lt<T: PartialOrd>(a: &T, b: &T) -> bool {
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PartialOrd::partial_lt(a, b)
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}
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/// Returns `true` iff `a` and `b` are comparable and `a <= b`.
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#[inline(always)]
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pub fn partial_le<T: PartialOrd>(a: &T, b: &T) -> bool {
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PartialOrd::partial_le(a, b)
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}
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/// Returns `true` iff `a` and `b` are comparable and `a > b`.
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#[inline(always)]
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pub fn partial_gt<T: PartialOrd>(a: &T, b: &T) -> bool {
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PartialOrd::partial_gt(a, b)
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}
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/// Returns `true` iff `a` and `b` are comparable and `a >= b`.
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#[inline(always)]
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pub fn partial_ge<T: PartialOrd>(a: &T, b: &T) -> bool {
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PartialOrd::partial_ge(a, b)
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}
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/// Return the minimum of `a` and `b` if they are comparable.
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#[inline(always)]
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pub fn partial_min<'a, T: PartialOrd>(a: &'a T, b: &'a T) -> Option<&'a T> {
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