package main

import (
	"log"
	"os"
)

// Contains tells whether a contains x.
func Contains(a []string, x string) bool {
	log.Println("Search for: " + x)
	for _, n := range a {
		log.Println("Piece of Array: " + n)
		if x == n {
			return true
		}
		if "@"+x == n {
			return true
		}
	}
	return false
}

func getenv(key, fallback string) string {
	value := os.Getenv(key)
	if len(value) == 0 {
		return fallback
	}
	return value
}