List add button

src/app/components/generator/Tree.tsx

@@ -1,9 +1,10 @@
 import type { DocAndNode } from '@spyglassmc/core'
 import { JsonFileNode } from '@spyglassmc/json'
-import { useCallback, useErrorBoundary } from 'preact/hooks'
+import { useCallback, useErrorBoundary, useMemo } from 'preact/hooks'
 import { useLocale } from '../../contexts/index.js'
 import { useDocAndNode, useSpyglass } from '../../contexts/Spyglass.jsx'
 import type { AstEdit } from '../../services/Spyglass.js'
+import type { McdocContext } from './McdocRenderer.jsx'
 import { McdocRoot } from './McdocRenderer.jsx'
 
 type TreePanelProps = {
@@ -34,7 +35,14 @@ export function Tree({ docAndNode, onError }: TreePanelProps) {
 		service.applyEdit(docAndNode.doc.uri, edit)
 	}, [service, docAndNode])
 
+	const ctx = useMemo<McdocContext | undefined>(() => {
+		if (!service) {
+			return undefined
+		}
+		return { doc: docAndNode.doc, symbols: service.getSymbols() }
+	}, [docAndNode, service])
+
 	return <div class="tree node-root" data-cy="tree">
-		<McdocRoot node={fileChild.children[0]} makeEdit={makeEdit} />
+		{ctx && <McdocRoot node={fileChild.children[0]} makeEdit={makeEdit} ctx={ctx} />}
 	</div>
 }