statter.go

// Copyright 2018 Twitch Interactive, Inc.  All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may not
// use this file except in compliance with the License. A copy of the License is
// located at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// or in the "license" file accompanying this file. This file is distributed on
// an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
// express or implied. See the License for the specific language governing
// permissions and limitations under the License.

package main

import (
	"fmt"
	"io"
	"time"
)

type LoggingStatter struct {
	io.Writer
}

func (ls LoggingStatter) Inc(metric string, val int64, rate float32) error {
	_, err := fmt.Fprintf(ls, "incr %s: %d @ %f\n", metric, val, rate)
	return err
}

func (ls LoggingStatter) TimingDuration(metric string, val time.Duration, rate float32) error {
	_, err := fmt.Fprintf(ls, "time %s: %s @ %f\n", metric, val, rate)
	return err
}