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/home/yanggyein/yanggyein/yang_home/node_modules/arr-union/index.js
'use strict'; module.exports = function union(init) { if (!Array.isArray(init)) { throw new TypeError('arr-union expects the first argument to be an array.'); } var len = arguments.length; var i = 0; while (++i < len) { var arg = arguments[i]; if (!arg) continue; if (!Array.isArray(arg)) { arg = [arg]; } for (var j = 0; j < arg.length; j++) { var ele = arg[j]; if (init.indexOf(ele) >= 0) { continue; } init.push(ele); } } return init; };