Feature

Install

go get github.com/phachon/go-loggergo get ./...

Requirement

Support outputs

Quick Used

import (    "github.com/phachon/go-logger")func main()  {    logger := go_logger.NewLogger()    logger.Info("this is a info log!")    logger.Errorf("this is a error %s log!", "format")}

import (    "github.com/phachon/go-logger")func main()  {    logger := go_logger.NewLogger()    logger.SetAsync()    logger.Info("this is a info log!")    logger.Errorf("this is a error %s log!", "format")    // Flush must be called before the end of the process    logger.Flush()}

import (    "github.com/phachon/go-logger")func main()  {    logger := go_logger.NewLogger()    logger.Detach("console")    // console adapter config    consoleConfig := &go_logger.ConsoleConfig{        Color: true, // Does the text display the color        JsonFormat: true, // Whether or not formatted into a JSON string        Format: "", // JsonFormat is false, logger message output to console format string    }    // add output to the console    logger.Attach("console", go_logger.LOGGER_LEVEL_DEBUG, consoleConfig)    // file adapter config    fileConfig := &go_logger.FileConfig {        Filename : "./test.log", // The file name of the logger output, does not exist automatically        // If you want to separate separate logs into files, configure LevelFileName parameters.        LevelFileName : map[int]string {            logger.LoggerLevel("error"): "./error.log",    // The error level log is written to the error.log file.            logger.LoggerLevel("info"): "./info.log",      // The info level log is written to the info.log file.            logger.LoggerLevel("debug"): "./debug.log",    // The debug level log is written to the debug.log file.        },        MaxSize : 1024 * 1024,  // File maximum (KB), default 0 is not limited        MaxLine : 100000, // The maximum number of lines in the file, the default 0 is not limited        DateSlice : "d",  // Cut the document by date, support "Y" (year), "m" (month), "d" (day), "H" (hour), default "no".        JsonFormat: true, // Whether the file data is written to JSON formatting        Format: "", // JsonFormat is false, logger message written to file format string    }    // add output to the file    logger.Attach("file", go_logger.LOGGER_LEVEL_DEBUG, fileConfig)    logger.Info("this is a info log!")    logger.Errorf("this is a error %s log!", "format")}

Console text with color effect

Customize Format output

Logger Message

consoleConfig := &go_logger.ConsoleConfig{    Format: "%millisecond_format% [%level_string%] %body%",}fileConfig := &go_logger.FileConfig{    Format: "%millisecond_format% [%level_string%] %body%",}

2018-03-23 14:55:07.003 [Critical] this is a critical log!

More adapter examples

Benchmark

BenchmarkLoggerConsoleText          500000             11375 ns/op             672 B/op         15 allocs/opBenchmarkLoggerConsoleText-2        500000             11345 ns/op             672 B/op         15 allocs/opBenchmarkLoggerConsoleText-4        500000              9897 ns/op             672 B/op         15 allocs/op

BenchmarkLoggerConsoleAsyncText     500000              9323 ns/op             672 B/op         15 allocs/opBenchmarkLoggerConsoleAsyncText-2   500000              9087 ns/op             672 B/op         15 allocs/opBenchmarkLoggerConsoleAsyncText-4   500000             10685 ns/op             672 B/op         15 allocs/op

BenchmarkLoggerConsoleJson          200000             30918 ns/op            2048 B/op         10 allocs/opBenchmarkLoggerConsoleJson-2        200000             33153 ns/op            2048 B/op         10 allocs/opBenchmarkLoggerConsoleJson-4        200000             30918 ns/op            2048 B/op         10 allocs/op

BenchmarkLoggerFileText             300000             14083 ns/op             912 B/op         21 allocs/opBenchmarkLoggerFileText-2           200000             21159 ns/op             912 B/op         21 allocs/opBenchmarkLoggerFileText-4           200000             23776 ns/op             912 B/op         21 allocs/op

BenchmarkLoggerFileAsyncText        300000             13956 ns/op             912 B/op         21 allocs/opBenchmarkLoggerFileAsyncText-2      300000             16124 ns/op             912 B/op         21 allocs/opBenchmarkLoggerFileAsyncText-4      300000             18641 ns/op             912 B/op         21 allocs/op

BenchmarkLoggerFileJson             200000             15472 ns/op            1968 B/op         15 allocs/opBenchmarkLoggerFileJson-2           200000             22523 ns/op            1968 B/op         15 allocs/opBenchmarkLoggerFileJson-4           200000             25596 ns/op            1968 B/op         15 allocs/op

Reference

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License

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