40 lines
690 B
Go
40 lines
690 B
Go
package lambda
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func MapNil[T any](xs []T, fx func(T)) {
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for _, v := range xs {
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fx(v)
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}
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}
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func Map[T any](xs []T, fx func(T) T) []T {
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for i, v := range xs {
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xs[i] = fx(v)
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}
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return xs
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}
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func MapV[T, V any](xs []T, fx func(T) V) []V {
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ov := make([]V, len(xs))
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for i, v := range xs {
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ov[i] = fx(v)
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}
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return ov
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}
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func MapError[T any](xs []T, fx func(T) (T, error)) ([]T, []error) {
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oe := make([]error, len(xs))
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for i, v := range xs {
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xs[i], oe[i] = fx(v)
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}
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return xs, oe
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}
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func MapErrorV[T, V any](xs []T, fx func(T) (V, error)) ([]V, []error) {
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ov := make([]V, len(xs))
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oe := make([]error, len(xs))
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for i, v := range xs {
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ov[i], oe[i] = fx(v)
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}
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return ov, oe
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}
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