refactor(extensions): reuse shared helper primitives

extensions/feishu/src/tool-result.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, it } from "vitest";
+import {
+  jsonToolResult,
+  toolExecutionErrorResult,
+  unknownToolActionResult,
+} from "./tool-result.js";
+
+describe("jsonToolResult", () => {
+  it("formats tool result with text content and details", () => {
+    const payload = { ok: true, id: "abc" };
+    expect(jsonToolResult(payload)).toEqual({
+      content: [{ type: "text", text: JSON.stringify(payload, null, 2) }],
+      details: payload,
+    });
+  });
+
+  it("formats unknown action errors", () => {
+    expect(unknownToolActionResult("create")).toEqual({
+      content: [
+        { type: "text", text: JSON.stringify({ error: "Unknown action: create" }, null, 2) },
+      ],
+      details: { error: "Unknown action: create" },
+    });
+  });
+
+  it("formats execution errors", () => {
+    expect(toolExecutionErrorResult(new Error("boom"))).toEqual({
+      content: [{ type: "text", text: JSON.stringify({ error: "boom" }, null, 2) }],
+      details: { error: "boom" },
+    });
+  });
+});