central user prompts with consistent formatting into a function.

Author: bhouston

packages/agent/src/index.ts

@@ -36,3 +36,4 @@ export * from './utils/errorToString.js';
 export * from './utils/logger.js';
 export * from './utils/mockLogger.js';
 export * from './utils/stringifyLimited.js';
+export * from './utils/userPrompt.js';

packages/agent/src/tools/interaction/userPrompt.ts

@@ -1,10 +1,8 @@
-import * as readline from 'readline';
-
-import chalk from 'chalk';
 import { z } from 'zod';
 import { zodToJsonSchema } from 'zod-to-json-schema';
 
 import { Tool } from '../../core/types.js';
+import { userPrompt } from '../../utils/userPrompt.js';
 
 const parameterSchema = z.object({
   prompt: z.string().describe('The prompt message to display to the user'),
@@ -23,26 +21,10 @@ export const userPromptTool: Tool<Parameters, ReturnType> = {
   execute: async ({ prompt }, { logger }) => {
     logger.verbose(`Prompting user with: ${prompt}`);
 
-    const rl = readline.createInterface({
-      input: process.stdin,
-      output: process.stdout,
-      terminal: true,
-    });
-
-    // Disable the readline interface's internal input processing
-    if (rl.terminal) {
-      process.stdin.setRawMode(false);
-    }
-
-    const response = await new Promise<string>((resolve) => {
-      rl.question(chalk.green(prompt + ' '), (answer) => {
-        resolve(answer);
-      });
-    });
+    const response = await userPrompt(prompt);
 
     logger.verbose(`Received user response: ${response}`);
 
-    rl.close();
     return response;
   },
   logParameters: () => {},

packages/agent/src/utils/userPrompt.ts

@@ -0,0 +1,25 @@
+import * as readline from 'readline';
+
+import chalk from 'chalk';
+
+export const userPrompt = async (prompt: string): Promise<string> => {
+  const rl = readline.createInterface({
+    input: process.stdin,
+    output: process.stdout,
+    terminal: true,
+  });
+
+  try {
+    // Disable the readline interface's internal input processing
+    if (rl.terminal) {
+      process.stdin.setRawMode(false);
+    }
+    return await new Promise<string>((resolve) => {
+      rl.question(chalk.green('\n' + prompt + '\n') + '\n> ', (answer) => {
+        resolve(answer);
+      });
+    });
+  } finally {
+    rl.close();
+  }
+};

packages/cli/src/commands/$default.ts

@@ -1,13 +1,13 @@
 import * as fs from 'fs/promises';
 import { createInterface } from 'readline/promises';
 
-import chalk from 'chalk';
 import {
   toolAgent,
   Logger,
   getTools,
   getAnthropicApiKeyError,
   TokenLevel,
+  userPrompt,
 } from 'mycoder-agent';
 
 import { SharedOptions } from '../options.js';
@@ -85,21 +85,9 @@ export const command: CommandModule<object, DefaultArgs> = {
 
       // If interactive mode
       if (argv.interactive) {
-        const readline = createInterface({
-          input: process.stdin,
-          output: process.stdout,
-        });
-
-        try {
-          console.log(
-            chalk.green(
-              "Type your request below or 'help' for usage information. Use Ctrl+C to exit.",
-            ),
-          );
-          prompt = await readline.question('\n> ');
-        } finally {
-          readline.close();
-        }
+        prompt = await userPrompt(
+          "Type your request below or 'help' for usage information. Use Ctrl+C to exit.",
+        );
       } else if (!prompt) {
         // Use command line prompt if provided
         prompt = argv.prompt;