github.com/mhlo/force@v0.22.28-0.20150915022417-6d05ecfb0b47/error.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"os"
     6  )
     7  
     8  const (
     9  	LF = 10
    10  )
    11  
    12  func ErrorAndExit(format string, args ...interface{}) {
    13  	if format[0] == LF {
    14  		fmt.Fprintf(os.Stderr, format[1:]+"\n", args...)
    15  	} else {
    16  		fmt.Fprintf(os.Stderr, fmt.Sprintf("ERROR: %s\n", format), args...)
    17  	}
    18  	os.Exit(1)
    19  }
    20  
    21  func ExitIfError(err error, format string, args ...interface{}) {
    22  	if err != nil {
    23  		ErrorAndExit(format, args)
    24  	}
    25  }