23 lines
461 B
Go
23 lines
461 B
Go
|
// Package die contains utilities for fatal error handling.
|
||
|
|
package die
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"os"
|
||
|
|
)
|
||
|
|
|
||
|
|
// If prints the error to stderr and exits if err != nil.
|
||
|
|
func If(err error) {
|
||
|
|
if err != nil {
|
||
|
|
fmt.Fprintf(os.Stderr, "[!] %v\n", err)
|
||
|
|
os.Exit(1)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// With prints the message to stderr, appending a newline, and exits.
|
||
|
|
func With(fstr string, args ...interface{}) {
|
||
|
|
out := fmt.Sprintf("[!] %s\n", fstr)
|
||
|
|
fmt.Fprintf(os.Stderr, out, args...)
|
||
|
|
os.Exit(1)
|
||
|
|
}
|