config/env.go
func (c *EnvConfig) GoString() string {
	if c == nil {
		return "(*EnvConfig)(nil)"
	}

	return fmt.Sprintf("&EnvConfig{"+
		"Blacklist:%v, "+
		"Custom:%v, "+
		"Pristine:%s, "+
		"Whitelist:%v"+
		"}",
		c.Blacklist,
		c.Custom,
		BoolGoString(c.Pristine),
		c.Whitelist,
	)
}
func (c *EnvConfig) GoString() string {
	if c == nil {
		return "(*EnvConfig)(nil)"
	}

	return fmt.Sprintf("&EnvConfig{"+
		"Blacklist:%v, "+
		"Custom:%v, "+
		"Pristine:%s, "+
		"Whitelist:%v"+
		"}",
		c.Blacklist,
		c.Custom,
		BoolGoString(c.Pristine),
		c.Whitelist,
	)
}
// GoString defines the printable version of this struct.