beginnings of new api

src.new/reconciler.ts

@@ -0,0 +1,69 @@
+import type { HostConfig } from "react-reconciler"
+import ReactReconciler from "react-reconciler"
+import { raise } from "../src/helpers/raise.js"
+import type { RootNode } from "./root-node.js"
+import { TextNode } from "./text-node.js"
+
+const config: HostConfig<
+  string, // Type,
+  Record<string, unknown>, // Props,
+  RootNode, // Container,
+  never, // Instance,
+  TextNode, // TextInstance,
+  never, // SuspenseInstance,
+  never, // HydratableInstance,
+  never, // PublicInstance,
+  {}, // HostContext,
+  never, // UpdatePayload,
+  never, // ChildSet,
+  number, // TimeoutHandle,
+  number // NoTimeout,
+> = {
+  // config
+  now: Date.now,
+  supportsMutation: true,
+  supportsPersistence: false,
+  supportsHydration: false,
+  isPrimaryRenderer: true,
+  scheduleTimeout: global.setTimeout,
+  cancelTimeout: global.clearTimeout,
+  noTimeout: -1,
+
+  getRootHostContext: () => ({}),
+  getChildHostContext: () => ({}),
+
+  createInstance: () => raise("not implemented"),
+  createTextInstance: (text) => new TextNode(text),
+  shouldSetTextContent: () => false,
+
+  clearContainer: (root) => {
+    root.clear()
+  },
+  appendChildToContainer: (root, child) => {
+    root.add(child)
+  },
+  removeChildFromContainer: (root, child) => {
+    root.remove(child)
+  },
+
+  // eslint-disable-next-line unicorn/no-null
+  prepareUpdate: () => null,
+  commitUpdate: () => {},
+  commitTextUpdate: (node, oldText, newText) => {
+    node.text = newText
+  },
+
+  // eslint-disable-next-line unicorn/no-null
+  prepareForCommit: () => null,
+  resetAfterCommit: (root) => {
+    root.render()
+  },
+
+  preparePortalMount: () => raise("Portals are not supported"),
+  getPublicInstance: () => raise("Refs are currently not supported"),
+
+  appendInitialChild: () => raise("not implemented"),
+  finalizeInitialChildren: () => false,
+}
+
+export const reconciler = ReactReconciler(config)