"use strict";

/* eslint consistent-this: ["error", "Klass"] */
const ENV_DEBUG = require("../env/debug");
/**
 * @desc call destructor on a pooled instance, put it back in the pool
 * @since 5.0.0
 * @memberOf pooler
 *
 * @param  {Object} instance call destructor
 * @return {void}
 *
 * @prop {Array} instancePool
 * @prop {number} poolSize
 * @prop {Function} destructor
 *
 * @example
 *
 *    class Eh {}
 *    addPoolingTo(Eh)
 *    const eh = Eh.getPooled()
 *    eh.release()
 *
 */


module.exports = function standardReleaser(instance) {
  const Klass = this;

  if (ENV_DEBUG) {
    if (instance instanceof Klass) {
      throw new Error(`Trying to release an instance
        into a pool of a different type.`);
    }
  }

  instance.destructor();

  if (Klass.instancePool.length < Klass.poolSize) {
    Klass.instancePool.push(instance);
  }
};