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jonbodner/reflection2_6.go

Created December 28, 2017 20:11
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reflection2_6.go
func Cacher(f interface{}, expiration time.Duration) (interface{}, error) {
ft := reflect.TypeOf(f)
if ft.Kind() != reflect.Func {
return nil, errors.New("Only for functions")
}
return f, nil
}
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