misc.go


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package main

import (
	"crypto/rand"
	"encoding/base64"
)

func e(e error) {
	if e != nil {
		panic(e)
	}
}

/*
 * Generate a random url-safe string.
 * Note that the "len" parameter specifies the number of bytes taken from the
 * random source divided by three and does NOT represent the length of the
 * encoded string.
 */
func random(len int) string {
	r := make([]byte, 3*len)
	rand.Read(r)
	return base64.RawURLEncoding.EncodeToString(r)
}