map-keys.js 173 B

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  1. 'use strict';
  2. module.exports = function (t, a) {
  3. a.deep(t({ 1: 1, 2: 2, 3: 3 }, function (key, value) {
  4. return 'x' + (key + value);
  5. }), { x11: 1, x22: 2, x33: 3 });
  6. };