JavaScriptBoolean type for unmarshalling truthy JSON

javascriptboolean.go

type JavaScriptBoolean bool

func (bit *JavaScriptBoolean) UnmarshalJSON(data []byte) error {
	s := strings.ToLower(strings.Trim(string(data), `"`))
	if s == "1" || s == "true" {
		*bit = true
	} else if s == "0" || s == "false" {
		*bit = false
	} else {
		return fmt.Errorf("Boolean unmarshal error: invalid input %s", s)
	}
	return nil
}