cs

node_modules/@ant-design/cssinjs/es/Cache.js

@@ -0,0 +1,54 @@
+import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
+import _createClass from "@babel/runtime/helpers/esm/createClass";
+import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
+// [times, realValue]
+
+var SPLIT = '%';
+
+/** Connect key with `SPLIT` */
+export function pathKey(keys) {
+  return keys.join(SPLIT);
+}
+var Entity = /*#__PURE__*/function () {
+  function Entity(instanceId) {
+    _classCallCheck(this, Entity);
+    _defineProperty(this, "instanceId", void 0);
+    /** @private Internal cache map. Do not access this directly */
+    _defineProperty(this, "cache", new Map());
+    _defineProperty(this, "extracted", new Set());
+    this.instanceId = instanceId;
+  }
+  _createClass(Entity, [{
+    key: "get",
+    value: function get(keys) {
+      return this.opGet(pathKey(keys));
+    }
+
+    /** A fast get cache with `get` concat. */
+  }, {
+    key: "opGet",
+    value: function opGet(keyPathStr) {
+      return this.cache.get(keyPathStr) || null;
+    }
+  }, {
+    key: "update",
+    value: function update(keys, valueFn) {
+      return this.opUpdate(pathKey(keys), valueFn);
+    }
+
+    /** A fast get cache with `get` concat. */
+  }, {
+    key: "opUpdate",
+    value: function opUpdate(keyPathStr, valueFn) {
+      var prevValue = this.cache.get(keyPathStr);
+      var nextValue = valueFn(prevValue);
+      if (nextValue === null) {
+        this.cache.delete(keyPathStr);
+      } else {
+        this.cache.set(keyPathStr, nextValue);
+      }
+    }
+  }]);
+  return Entity;
+}();
+export default Entity;