Current File : //home/silvzytp/dsr_code/node_modules/lodash/_createBind.js
var createCtor = require('./_createCtor'),
root = require('./_root');
/** Used to compose bitmasks for function metadata. */
var WRAP_BIND_FLAG = 1;
/**
* Creates a function that wraps `func` to invoke it with the optional `this`
* binding of `thisArg`.
*
* @private
* @param {Function} func The function to wrap.
* @param {number} bitmask The bitmask flags. See `createWrap` for more details.
* @param {*} [thisArg] The `this` binding of `func`.
* @returns {Function} Returns the new wrapped function.
*/
function createBind(func, bitmask, thisArg) {
var isBind = bitmask & WRAP_BIND_FLAG,
Ctor = createCtor(func);
function wrapper() {
var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;
return fn.apply(isBind ? thisArg : this, arguments);
}
return wrapper;
}
module.exports = createBind;
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