first commit

frontend/node_modules/rc-util/lib/debug/diff.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = diff;
+var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));
+var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
+var _objectSpread2 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));
+/* eslint no-proto: 0 */
+
+function createArray() {
+  var arr = [];
+  arr.__proto__ = new Array();
+  arr.__proto__.format = function toString() {
+    return this.map(function (obj) {
+      return (0, _objectSpread2.default)((0, _objectSpread2.default)({}, obj), {}, {
+        path: obj.path.join(' > ')
+      });
+    });
+  };
+  arr.__proto__.toString = function toString() {
+    return JSON.stringify(this.format(), null, 2);
+  };
+  return arr;
+}
+function diff(obj1, obj2) {
+  var depth = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 10;
+  var path = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];
+  var diffList = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : createArray();
+  if (depth <= 0) return diffList;
+  var keys = new Set([].concat((0, _toConsumableArray2.default)(Object.keys(obj1)), (0, _toConsumableArray2.default)(Object.keys(obj2))));
+  keys.forEach(function (key) {
+    var value1 = obj1[key];
+    var value2 = obj2[key];
+
+    // Same value
+    if (value1 === value2) return;
+    var type1 = (0, _typeof2.default)(value1);
+    var type2 = (0, _typeof2.default)(value2);
+
+    // Diff type
+    if (type1 !== type2) {
+      diffList.push({
+        path: path.concat(key),
+        value1: value1,
+        value2: value2
+      });
+      return;
+    }
+
+    // NaN
+    if (Number.isNaN(value1) && Number.isNaN(value2)) {
+      return;
+    }
+
+    // Object & Array
+    if (type1 === 'object' && value1 !== null && value2 !== null) {
+      diff(value1, value2, depth - 1, path.concat(key), diffList);
+      return;
+    }
+
+    // Rest
+    diffList.push({
+      path: path.concat(key),
+      value1: value1,
+      value2: value2
+    });
+  });
+  return diffList;
+}