mathleet/umd/use-ref-map.js

Library of helpful math utilities.

/*! use-ref-map v0.1.2 | (c) 2021 Ryan Hefner | MIT License | https://github.com/[object Object] !*/
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('react')) :
  typeof define === 'function' && define.amd ? define(['react'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global['use-ref-map'] = factory(global.React));
}(this, (function (react) { 'use strict';

  var refMap = new Map();

  var getRef = function getRef(key) {
    return refMap.get(key);
  };

  var setRef = function setRef(key, initialValue) {
    if (initialValue === void 0) {
      initialValue = null;
    }

    var ref = react.useRef(initialValue);
    refMap.set(key, ref);
    return ref;
  };

  var useRefMap = function useRefMap() {
    return {
      getRef: getRef,
      setRef: setRef,
      refMap: refMap
    };
  };

  return useRefMap;

})));
/* follow me on Twitter! @ryanhefner */