File: flag.go

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package sliceflag

import "strings"

// StringFlag implements the flag.Value interface and allows multiple
// calls to the same variable to append a list.
type StringFlag []string

func (s *StringFlag) String() string {
	return strings.Join(*s, ",")
}

func (s *StringFlag) Set(value string) error {
	*s = append(*s, strings.Split(value, ",")...)
	return nil
}