@pansy/react-mapbox-gl/lib/utils/deepEqual.js

🌍 基于 Mapbox GL 封装的 React 组件库

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/utils/deepEqual.ts
var deepEqual_exports = {};
__export(deepEqual_exports, {
  deepEqual: () => deepEqual
});
module.exports = __toCommonJS(deepEqual_exports);
function deepEqual(a, b) {
  if (a === b) {
    return true;
  }
  if (!a || !b) {
    return false;
  }
  if (Array.isArray(a)) {
    if (!Array.isArray(b) || a.length !== b.length) {
      return false;
    }
    for (let i = 0; i < a.length; i++) {
      if (!deepEqual(a[i], b[i])) {
        return false;
      }
    }
    return true;
  } else if (Array.isArray(b)) {
    return false;
  }
  if (typeof a === "object" && typeof b === "object") {
    const aKeys = Object.keys(a);
    const bKeys = Object.keys(b);
    if (aKeys.length !== bKeys.length) {
      return false;
    }
    for (const key of aKeys) {
      if (!b.hasOwnProperty(key)) {
        return false;
      }
      if (!deepEqual(a[key], b[key])) {
        return false;
      }
    }
    return true;
  }
  return false;
}