35 lines
927 B
JavaScript
35 lines
927 B
JavaScript
'use strict';
|
|
|
|
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
|
|
|
|
const isArrayLikeObject = require('../predicate/isArrayLikeObject.js');
|
|
const toArray = require('../util/toArray.js');
|
|
|
|
function xor(...arrays) {
|
|
const itemCounts = new Map();
|
|
for (let i = 0; i < arrays.length; i++) {
|
|
const array = arrays[i];
|
|
if (!isArrayLikeObject.isArrayLikeObject(array)) {
|
|
continue;
|
|
}
|
|
const itemSet = new Set(toArray.toArray(array));
|
|
for (const item of itemSet) {
|
|
if (!itemCounts.has(item)) {
|
|
itemCounts.set(item, 1);
|
|
}
|
|
else {
|
|
itemCounts.set(item, itemCounts.get(item) + 1);
|
|
}
|
|
}
|
|
}
|
|
const result = [];
|
|
for (const [item, count] of itemCounts) {
|
|
if (count === 1) {
|
|
result.push(item);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
exports.xor = xor;
|