waku-org/go-waku

package cliutils

import (
    "strings"

    "github.com/multiformats/go-multiaddr"
)

type MultiaddrSlice struct {
    Values *[]multiaddr.Multiaddr
}

func (k *MultiaddrSlice) Set(value string) error {
    addresses := strings.Split(value, ",")
    for _, addr := range addresses {
        ma, err := multiaddr.NewMultiaddr(addr)
        if err != nil {
            return err
        }
        *k.Values = append(*k.Values, ma)
    }
    return nil
}

func (k *MultiaddrSlice) String() string {
    if k.Values == nil {
        return ""
    }

    var output []string
    for _, v := range *k.Values {
        output = append(output, v.String())
    }

    return strings.Join(output, ", ")
}

type MultiaddrValue struct {
    Value **multiaddr.Multiaddr
}

func (v *MultiaddrValue) Set(value string) error {
    ma, err := multiaddr.NewMultiaddr(value)
    if err != nil {
        return err
    }

    *v.Value = new(multiaddr.Multiaddr)
    **v.Value = ma

    return nil
}

func (v *MultiaddrValue) String() string {
    if v.Value == nil || *v.Value == nil {
        return ""
    }
    return (**v.Value).String()
}