ut2/lib/internals/getSymbolsIn.js

一个现代 JavaScript 实用工具库。[点击查看在线文档]。

'use strict';

var getSymbols = require('./getSymbols.js');
var native = require('./native.js');

function getSymbolsIn(object) {
    var result = [];
    var o = Object(object);
    while (o) {
        getSymbols(o).forEach(function (item) {
            if (result.indexOf(item) === -1) {
                result.push(item);
            }
        });
        o = native.objectGetPrototypeOf(o);
    }
    return result;
}

module.exports = getSymbolsIn;