// Copyright 2021 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package a // Map calls the function f on every element of the slice s, // returning a new slice of the results. func Mapper[F, T any](s []F, f func(F) T) []T { r := make([]T, len(s)) for i, v := range s { r[i] = f(v) } return r }