Go recover with stack trace

recover.go

package main

import (
	dbg "runtime/debug"
	fmt "fmt"
	os "os"
	tm "time"
)

func outer() {
	inner(42)
}

func inner(i int) {
	var a [1]byte
	a[i] = 42
}

func RecoverWithStackTrace() {
	if r := recover(); r != nil {
		fmt.Fprintf(os.Stderr, "\f%s %+v\n\n",
			tm.Now().Format(tm.RFC3339Nano), r)
		dbg.PrintStack()
	}
}

func main() {
	defer RecoverWithStackTrace()
	outer()
}

// Local Variables:
// compile-command: "go run recover.go"
// End: