@ibrokethat/factory/lib/index.js

factories the functional way

"use strict";

var _require = require('@ibrokethat/iter');

const find = _require.find;

const curry = require('@ibrokethat/curry');

module.exports = function factory() {

  return _factory.apply(undefined, arguments);
};

const _factory = curry(function _factory(items, data) {
  for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
    args[_key - 2] = arguments[_key];
  }

  if (!(items instanceof Map)) {

    throw new TypeError(`factory expects ${ items } to be an instance of Map`);
  }

  let fn = find(items, function (fn, matcher) {

    if (typeof matcher !== 'function') {

      throw new TypeError(`factory expects ${ matcher } to be a function`);
    }

    if (matcher.apply(undefined, [data].concat(args))) {

      return true;
    }

    return false;
  });

  if (typeof fn !== 'function') {

    throw new TypeError(`factory expects ${ fn } to be a function`);
  }

  return fn.apply(undefined, [data].concat(args));
});
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