<?php
 
 namespace Illuminate\Contracts\Translation;
 
 interface Translator
 {
     /**
      * Get the translation for a given key.
      *
      * @param  string  $key
      * @param  array   $replace
      * @param  string|null  $locale
      * @return mixed
      */
     public function trans($key, array $replace = [], $locale = null);
 
     /**
      * Get a translation according to an integer value.
      *
      * @param  string  $key
      * @param  int|array|\Countable  $number
      * @param  array   $replace
      * @param  string|null  $locale
      * @return string
      */
     public function transChoice($key, $number, array $replace = [], $locale = null);
 
     /**
      * Get the default locale being used.
      *
      * @return string
      */
     public function getLocale();
 
     /**
      * Set the default locale.
      *
      * @param  string  $locale
      * @return void
      */
     public function setLocale($locale);
 }