41 lines
898 B
Go
41 lines
898 B
Go
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package slices
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func IndexOf[T comparable](slice []T, value T) int {
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return IndexOfCmp(slice, value, DefaultEqualityComparator[T])
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}
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func IndexOfCmp[T comparable](slice []T, value T, cmp EqualityComparator[T]) int {
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for i, v := range slice {
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if cmp(v, value) {
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return i
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}
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}
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return -1
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}
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func Contains[T comparable](slice []T, value T) bool {
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return ContainsCmp(slice, value, DefaultEqualityComparator[T])
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}
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func ContainsCmp[T comparable](slice []T, value T, cmp EqualityComparator[T]) bool {
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return IndexOfCmp(slice, value, cmp) != -1
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}
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func Map[I, O any](slice []I, mapper func(I) O) []O {
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ret := make([]O, 0, len(slice))
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for _, v := range slice {
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ret = append(ret, mapper(v))
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}
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return ret
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}
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func Each[T any](slice []T, f func(T)) {
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EachIndex(slice, func(_ int, v T) { f(v) })
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}
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func EachIndex[T any](slice []T, f func(int, T)) {
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for i, v := range slice {
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f(i, v)
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}
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}
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