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