luet/vendor/github.com/apex/log

Package log implements a simple structured logging API inspired by Logrus, designed with centralization in mind. Read more on Medium.

Handlers

• apexlogs – handler for Apex Logs
• cli – human-friendly CLI output
• discard – discards all logs
• es – Elasticsearch handler
• graylog – Graylog handler
• json – JSON output handler
• kinesis – AWS Kinesis handler
• level – level filter handler
• logfmt – logfmt plain-text formatter
• memory – in-memory handler for tests
• multi – fan-out to multiple handlers
• papertrail – Papertrail handler
• text – human-friendly colored output
• delta – outputs the delta between log calls and spinner

Example

Example using the Apex Logs handler.

package main

import (
	"errors"
	"time"

	"github.com/apex/log"
)

func main() {
	ctx := log.WithFields(log.Fields{
		"file": "something.png",
		"type": "image/png",
		"user": "tobi",
	})

	for range time.Tick(time.Millisecond * 200) {
		ctx.Info("upload")
		ctx.Info("upload complete")
		ctx.Warn("upload retry")
		ctx.WithError(errors.New("unauthorized")).Error("upload failed")
		ctx.Errorf("failed to upload %s", "img.png")
	}
}

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