travel/admin/node_modules/traverse/test/keys.js

34 lines
644 B
JavaScript

'use strict';
var test = require('tape');
var traverse = require('../');
test('sort test', function (t) {
var acc = [];
traverse({
a: 30,
b: 22,
id: 9,
}).forEach(function (node) {
if (!Array.isArray(node) && typeof node === 'object') {
this.before(function (beforeNode) {
this.keys = Object.keys(beforeNode);
this.keys.sort(function (a, b) {
var aA = [a === 'id' ? 0 : 1, a];
var bA = [b === 'id' ? 0 : 1, b];
return aA < bA ? -1 : aA > bA ? 1 : 0;
});
});
}
if (this.isLeaf) { acc.push(node); }
});
t.equal(
acc.join(' '),
'9 30 22',
'Traversal in a custom order'
);
t.end();
});