43 lines
843 B
Go
43 lines
843 B
Go
// Package log prints different kinds of log messages in the formats we like.
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package log
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import (
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"fmt"
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"log"
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"os"
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"runtime"
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)
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var (
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InfoLog *log.Logger
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ErrorLog *log.Logger
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)
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func init() {
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InfoLog = log.New(os.Stdout, "", log.Ldate|log.Ltime)
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ErrorLog = log.New(os.Stderr, "ERROR: ", log.Ldate|log.Ltime)
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}
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// Info logs an informational message to Stdout.
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func Info(s string, v ...interface{}) {
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InfoLog.Printf(s, v...)
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}
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// Error logs an error to Stderr.
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func Error(s string, v ...interface{}) {
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// Include original caller information
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_, file, line, _ := runtime.Caller(1)
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// Determine short filename (from standard log package)
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short := file
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for i := len(file) - 1; i > 0; i-- {
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if file[i] == '/' {
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short = file[i+1:]
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break
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}
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}
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file = short
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ErrorLog.Printf(fmt.Sprintf("%s:%d: ", short, line)+s, v...)
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}
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