30 lines
502 B
Go
30 lines
502 B
Go
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package utils
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// Map as in map-reduce.
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func MapSlice[Slice ~[]Elem, Elem any, Output any](
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slice Slice, mapper func(Elem) Output,
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) []Output {
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result := []Output{}
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for _, item := range slice {
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mapped := mapper(item)
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result = append(result, mapped)
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}
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return result
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}
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func FilterSlice[Slice ~[]Elem, Elem any](
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slice Slice, filterFn func(Elem) bool,
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) Slice {
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result := Slice{}
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for _, item := range slice {
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if filterFn(item) {
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result = append(result, item)
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}
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}
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return result
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}
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