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node_modules/@ant-design/cssinjs-utils/es/util/statistic.js

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+import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
+import _typeof from "@babel/runtime/helpers/esm/typeof";
+var enableStatistic = process.env.NODE_ENV !== 'production' || typeof CSSINJS_STATISTIC !== 'undefined';
+var recording = true;
+
+/**
+ * This function will do as `Object.assign` in production. But will use Object.defineProperty:get to
+ * pass all value access in development. To support statistic field usage with alias token.
+ */
+export function merge() {
+  for (var _len = arguments.length, objs = new Array(_len), _key = 0; _key < _len; _key++) {
+    objs[_key] = arguments[_key];
+  }
+  /* istanbul ignore next */
+  if (!enableStatistic) {
+    return Object.assign.apply(Object, [{}].concat(objs));
+  }
+  recording = false;
+  var ret = {};
+  objs.forEach(function (obj) {
+    if (_typeof(obj) !== 'object') {
+      return;
+    }
+    var keys = Object.keys(obj);
+    keys.forEach(function (key) {
+      Object.defineProperty(ret, key, {
+        configurable: true,
+        enumerable: true,
+        get: function get() {
+          return obj[key];
+        }
+      });
+    });
+  });
+  recording = true;
+  return ret;
+}
+
+/** @internal Internal Usage. Not use in your production. */
+export var statistic = {};
+
+/** @internal Internal Usage. Not use in your production. */
+export var _statistic_build_ = {};
+
+/* istanbul ignore next */
+function noop() {}
+
+/** Statistic token usage case. Should use `merge` function if you do not want spread record. */
+var statisticToken = function statisticToken(token) {
+  var tokenKeys;
+  var proxy = token;
+  var flush = noop;
+  if (enableStatistic && typeof Proxy !== 'undefined') {
+    tokenKeys = new Set();
+    proxy = new Proxy(token, {
+      get: function get(obj, prop) {
+        if (recording) {
+          var _tokenKeys;
+          (_tokenKeys = tokenKeys) === null || _tokenKeys === void 0 || _tokenKeys.add(prop);
+        }
+        return obj[prop];
+      }
+    });
+    flush = function flush(componentName, componentToken) {
+      var _statistic$componentN;
+      statistic[componentName] = {
+        global: Array.from(tokenKeys),
+        component: _objectSpread(_objectSpread({}, (_statistic$componentN = statistic[componentName]) === null || _statistic$componentN === void 0 ? void 0 : _statistic$componentN.component), componentToken)
+      };
+    };
+  }
+  return {
+    token: proxy,
+    keys: tokenKeys,
+    flush: flush
+  };
+};
+export default statisticToken;