Add pi-tool-display (compact tool rendering, adaptive diffs) + pi-lsp-extension (LSP diagnostics/hover/definitions) — vendored from npm 0.5.0 / 1.3.0

extensions/pi-tool-display/tool-display-api-consumer.js

@@ -0,0 +1,40 @@
+const TOOL_DISPLAY_API_KEY = Symbol.for("pi-tool-display.api.v1");
+const TOOL_DISPLAY_PENDING_DECORATIONS_KEY = Symbol.for("pi-tool-display.pendingDecorations.v1");
+
+export function getToolDisplayApi() {
+  const api = globalThis[TOOL_DISPLAY_API_KEY];
+  if (api?.version !== 1 || typeof api.decorateTool !== "function") {
+    return undefined;
+  }
+
+  return api;
+}
+
+export function queueToolDisplayDecoration(tool, adapter) {
+  const existing = globalThis[TOOL_DISPLAY_PENDING_DECORATIONS_KEY];
+  const queue = Array.isArray(existing) ? existing : [];
+  queue.push({ tool, adapter });
+  globalThis[TOOL_DISPLAY_PENDING_DECORATIONS_KEY] = queue;
+}
+
+export function decorateToolForDisplay(tool, adapter, options = {}) {
+  const api = getToolDisplayApi();
+  if (!api) {
+    queueToolDisplayDecoration(tool, adapter);
+    return tool;
+  }
+
+  try {
+    return api.decorateTool(tool, adapter);
+  } catch (error) {
+    if (options.suppressDecorateErrors) {
+      return tool;
+    }
+
+    throw error;
+  }
+}
+
+export function decorateMcpToolForDisplay(tool) {
+  return decorateToolForDisplay(tool, { kind: "mcp", overrideExistingRenderers: true });
+}