basant307/AI_Governance_Project

1var createCtor = require('./_createCtor'),2    root = require('./_root');3 4/** Used to compose bitmasks for function metadata. */5var WRAP_BIND_FLAG = 1;6 7/**8 * Creates a function that wraps `func` to invoke it with the optional `this`9 * binding of `thisArg`.10 *11 * @private12 * @param {Function} func The function to wrap.13 * @param {number} bitmask The bitmask flags. See `createWrap` for more details.14 * @param {*} [thisArg] The `this` binding of `func`.15 * @returns {Function} Returns the new wrapped function.16 */17function createBind(func, bitmask, thisArg) {18  var isBind = bitmask & WRAP_BIND_FLAG,19      Ctor = createCtor(func);20 21  function wrapper() {22    var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;23    return fn.apply(isBind ? thisArg : this, arguments);24  }25  return wrapper;26}27 28module.exports = createBind;29