@mapbox/mr-ui/utils/shallow-equal-objects.js

UI components for Mapbox projects

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = shallowEqualObjects;
/* eslint-disable @typescript-eslint/no-explicit-any */
function shallowEqualObjects(objA, objB) {
  let allowedObjectKeys = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];
  const aKeys = Object.keys(objA);
  const bKeys = Object.keys(objB);
  const len = aKeys.length;
  if (bKeys.length !== len) {
    return false;
  }
  for (let i = 0; i < len; i++) {
    const key = aKeys[i];
    const aVal = objA[key];
    const bVal = objB[key];
    if (allowedObjectKeys.indexOf(key) !== -1) {
      return shallowEqualObjects(aVal, bVal);
    }
    if (typeof aVal === 'object') {
      throw new Error('shallowEqualObjects can only compare objects whose values are primitives or functions, unless you allow for an object value with the allowedObjectKeys argument');
    }
    if (aVal !== bVal) {
      return false;
    }
  }
  return true;
}