fix(interactive): skip comment lines when reading requests from a file

typescript/package.json

@@ -21,7 +21,7 @@
   },
   "scripts": {
     "build": "tsc -p src",
-    "test": "npm run build && tsc -p test && node --test out/validate.test.js out/zod.test.js out/program.test.js tests/model.test.mjs tests/examples.test.mjs",
+    "test": "npm run build && tsc -p test && node --test out/validate.test.js out/zod.test.js out/program.test.js out/interactive.test.js tests/model.test.mjs tests/examples.test.mjs",
     "build-all": "npm run build --workspaces",
     "prepare": "npm run build-all",
     "prepublishOnly": "node -e \"require('fs').copyFileSync('../SECURITY.md','SECURITY.md')\"",

typescript/src/interactive/interactive.ts

@@ -13,7 +13,7 @@ export async function processRequests(interactivePrompt: string, inputFileName:
     if (inputFileName) {
         const lines = fs.readFileSync(inputFileName).toString().split(/\r?\n/);
         for (const line of lines) {
-            if (line.length) {
+            if (line.length && line !== "#" && !line.startsWith("# ")) {
                 console.log(interactivePrompt + line);
                 await processRequest(line);
             }

typescript/test/interactive.test.ts

@@ -0,0 +1,61 @@
+import { describe, it } from "node:test";
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { processRequests } from "../dist/interactive/index.js";
+
+// ---------------------------------------------------------------------------
+// processRequests reading requests from an input file
+// ---------------------------------------------------------------------------
+
+describe("processRequests with an input file", () => {
+    async function run(text: string) {
+        const dir = fs.mkdtempSync(path.join(os.tmpdir(), "typechat-interactive-"));
+        const inputFile = path.join(dir, "input.txt");
+        fs.writeFileSync(inputFile, text);
+        const requests: string[] = [];
+        const echoed: string[] = [];
+        const log = console.log;
+        console.log = (message: string) => { echoed.push(message); };
+        try {
+            await processRequests("> ", inputFile, async request => { requests.push(request); });
+        }
+        finally {
+            console.log = log;
+            fs.rmSync(dir, { recursive: true, force: true });
+        }
+        return { requests, echoed };
+    }
+
+    it("processes each line in order and echoes it after the prompt", async () => {
+        const { requests, echoed } = await run("first request\nsecond request\n");
+        assert.deepEqual(requests, ["first request", "second request"]);
+        assert.deepEqual(echoed, ["> first request", "> second request"]);
+    });
+
+    it("skips blank lines", async () => {
+        const { requests } = await run("\nfirst request\n\n\nsecond request\n\n");
+        assert.deepEqual(requests, ["first request", "second request"]);
+    });
+
+    it("skips comment lines", async () => {
+        const { requests } = await run("# a comment\nfirst request\n# another comment\nsecond request\n");
+        assert.deepEqual(requests, ["first request", "second request"]);
+    });
+
+    it("skips a comment line that is only #", async () => {
+        const { requests } = await run("#\n# a comment\nfirst request\n#\n");
+        assert.deepEqual(requests, ["first request"]);
+    });
+
+    it("keeps a request that only starts with #", async () => {
+        const { requests } = await run("#1 priority order\n");
+        assert.deepEqual(requests, ["#1 priority order"]);
+    });
+
+    it("splits CRLF line endings", async () => {
+        const { requests } = await run("# a comment\r\nfirst request\r\nsecond request\r\n");
+        assert.deepEqual(requests, ["first request", "second request"]);
+    });
+});