Export template source from be30143a326d5d7d7b0cbabea5bc5ac0301ef5b9:examples/local-first/packages/language-reader-presentation

src/render-hooks.ts

@@ -0,0 +1,22 @@
+import type { Annotation } from "./canvas/types.js";
+
+/** Several views of one cached semantic item. These are authored presentation
+ * choices, not separate computations or independently generated annotations. */
+export type AnnotationRender = {
+  style: Annotation["style"];
+  underlinePattern?: Annotation["underlinePattern"];
+  placement?: Annotation["placement"];
+  reveal: "always" | "click" | "hover";
+  content?: "result" | "source";
+};
+export function renderAnnotations(item: Annotation, source: string, renders: readonly AnnotationRender[] | undefined) {
+  if (!renders?.length) return [item];
+  return renders.map(
+    (render, index): Annotation => ({
+      ...item,
+      id: `${item.id}:render:${index}`,
+      ...render,
+      text: render.content === "source" ? source.slice(item.start, item.end) : item.text,
+    }),
+  );
+}