larry babby and threejs for glsl

webGl/my-threejs-test/node_modules/@parcel/graph/lib/ContentGraph.js

@@ -0,0 +1,80 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _Graph = _interopRequireDefault(require("./Graph"));
+function _nullthrows() {
+  const data = _interopRequireDefault(require("nullthrows"));
+  _nullthrows = function () {
+    return data;
+  };
+  return data;
+}
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+class ContentGraph extends _Graph.default {
+  constructor(opts) {
+    if (opts) {
+      let {
+        _contentKeyToNodeId,
+        _nodeIdToContentKey,
+        ...rest
+      } = opts;
+      super(rest);
+      this._contentKeyToNodeId = _contentKeyToNodeId;
+      this._nodeIdToContentKey = _nodeIdToContentKey;
+    } else {
+      super();
+      this._contentKeyToNodeId = new Map();
+      this._nodeIdToContentKey = new Map();
+    }
+  }
+
+  // $FlowFixMe[prop-missing]
+  static deserialize(opts) {
+    return new ContentGraph(opts);
+  }
+
+  // $FlowFixMe[prop-missing]
+  serialize() {
+    // $FlowFixMe[prop-missing]
+    return {
+      ...super.serialize(),
+      _contentKeyToNodeId: this._contentKeyToNodeId,
+      _nodeIdToContentKey: this._nodeIdToContentKey
+    };
+  }
+  addNodeByContentKey(contentKey, node) {
+    if (this.hasContentKey(contentKey)) {
+      throw new Error('Graph already has content key ' + contentKey);
+    }
+    let nodeId = super.addNode(node);
+    this._contentKeyToNodeId.set(contentKey, nodeId);
+    this._nodeIdToContentKey.set(nodeId, contentKey);
+    return nodeId;
+  }
+  addNodeByContentKeyIfNeeded(contentKey, node) {
+    return this.hasContentKey(contentKey) ? this.getNodeIdByContentKey(contentKey) : this.addNodeByContentKey(contentKey, node);
+  }
+  getNodeByContentKey(contentKey) {
+    let nodeId = this._contentKeyToNodeId.get(contentKey);
+    if (nodeId != null) {
+      return super.getNode(nodeId);
+    }
+  }
+  getNodeIdByContentKey(contentKey) {
+    return (0, _nullthrows().default)(this._contentKeyToNodeId.get(contentKey), `Expected content key ${contentKey} to exist`);
+  }
+  hasContentKey(contentKey) {
+    return this._contentKeyToNodeId.has(contentKey);
+  }
+  removeNode(nodeId) {
+    this._assertHasNodeId(nodeId);
+    let contentKey = (0, _nullthrows().default)(this._nodeIdToContentKey.get(nodeId));
+    this._contentKeyToNodeId.delete(contentKey);
+    this._nodeIdToContentKey.delete(nodeId);
+    super.removeNode(nodeId);
+  }
+}
+exports.default = ContentGraph;