36 lines
741 B
Go
36 lines
741 B
Go
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package configuration
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import (
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"fmt"
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"net/mail"
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"reflect"
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"github.com/mitchellh/mapstructure"
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)
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// StringToMailAddressFunc decodes a string into a mail.Address.
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func StringToMailAddressFunc() mapstructure.DecodeHookFunc {
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return func(f reflect.Kind, t reflect.Kind, data interface{}) (value interface{}, err error) {
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if f != reflect.String || t != reflect.TypeOf(mail.Address{}).Kind() {
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return data, nil
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}
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dataStr := data.(string)
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if dataStr == "" {
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return mail.Address{}, nil
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}
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var (
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mailAddress *mail.Address
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)
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mailAddress, err = mail.ParseAddress(dataStr)
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if err != nil {
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return nil, fmt.Errorf("could not parse '%s' as a RFC5322 address: %w", dataStr, err)
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}
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return *mailAddress, nil
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}
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}
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