pkg/flags/selective_string.go
func NewSelectiveStringValue(valids ...string) *SelectiveStringValue {
	vm := make(map[string]struct{})
	for _, v := range valids {
		vm[v] = struct{}{}
	}
	return &SelectiveStringValue{valids: vm, v: valids[0]}
}
func NewSelectiveStringValue(valids ...string) *SelectiveStringValue {
	vm := make(map[string]struct{})
	for _, v := range valids {
		vm[v] = struct{}{}
	}
	return &SelectiveStringValue{valids: vm, v: valids[0]}
}
func NewSelectiveStringValue ( valids ... string ) * SelectiveStringValue { vm := make ( map [ string ] struct { } ) for _ , v := range valids { vm [ v ] = struct { } { } } return & SelectiveStringValue { valids : vm , v : valids [ 0 ] } }
// NewSelectiveStringValue creates a new string flag
// for which any one of the given strings is a valid value,
// and any other value is an error.
//
// valids[0] will be default value. Caller must be sure
// len(valids) != 0 or it will panic.
NewSelectiveStringValue creates a new string flag for which any one of the given strings is a valid value and any other value is an error . valids [ 0 ] will be default value . Caller must be sure len ( valids ) ! = 0 or it will panic .