default_context.go
func (d *DefaultContext) LogFields(values map[string]interface{}) {
	d.logger = d.logger.WithFields(values)
}
func (d *DefaultContext) LogFields(values map[string]interface{}) {
	d.logger = d.logger.WithFields(values)
}
func ( d * DefaultContext ) LogFields ( values map [ string ] interface { } ) { d . logger = d . logger . WithFields ( values ) }
// LogFields adds the key/value pairs onto the Logger to be printed out
// as part of the request logging. This allows you to easily add things
// like metrics (think DB times) to your request.
LogFields adds the key / value pairs onto the Logger to be printed out as part of the request logging . This allows you to easily add things like metrics ( think DB times ) to your request .