44 lines
655 B
Go
44 lines
655 B
Go
package utils
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import (
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"golang.org/x/exp/constraints"
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)
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type Range[T constraints.Ordered] struct {
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start T
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end T
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}
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func NewRange[T constraints.Ordered](start, end T) *Range[T] {
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if start > end {
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return &Range[T]{
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start: end,
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end: start,
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}
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}
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return &Range[T]{
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start: start,
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end: end,
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}
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}
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func (r *Range[T]) Contains(t T) bool {
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return t >= r.start && t <= r.end
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}
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func (r *Range[T]) LeftContains(t T) bool {
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return t >= r.start && t < r.end
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}
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func (r *Range[T]) RightContains(t T) bool {
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return t > r.start && t <= r.end
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}
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func (r *Range[T]) Start() T {
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return r.start
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}
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func (r *Range[T]) End() T {
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return r.end
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}
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