From be0b32866a49aad73efca8f4c86dca2663d28e1a Mon Sep 17 00:00:00 2001
From: Harry Chen <czy88840616@gmail.com>
Date: Wed, 16 Oct 2024 16:14:06 +0800
Subject: [PATCH] feat: add debug url output

---
 lib/index.js   | 26 ++++++++++++++++++++++++--
 lib/process.js |  6 +++++-
 lib/wrap.js    | 13 +++++++++++++
 3 files changed, 42 insertions(+), 3 deletions(-)

diff --git a/lib/index.js b/lib/index.js
index 4bd7d70..84282c7 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -200,7 +200,7 @@ function run() {
           parentArgs,
         });
         runChild.onServerReady(
-          async (serverReportOption, isFirstCallback, during) => {
+          async (serverReportOption, isFirstCallback, during, debugUrl) => {
             if (isFirstCallback) {
               // 第一次启动把端口等信息打印出来
               console.log('');
@@ -230,15 +230,37 @@ function run() {
                     )}`
                   );
                 }
+                if (debugUrl) {
+                  output(
+                    `${colors.green('➜')}  ${colors.dim(
+                      `Debugger: devtools://devtools/bundled/inspector.html?experiments=true&v8only=true&ws=${debugUrl.replace(
+                        'ws://',
+                        ''
+                      )}`
+                    )}`
+                  );
+                }
                 console.log('');
               }
               triggerMessage('server-first-ready');
             } else {
+              output('');
               output(
                 `${colors.green('Node.js server')} ${colors.dim(
                   'restarted in'
-                )} ${during} ms\n`
+                )} ${during} ms`
               );
+              if (debugUrl) {
+                output(
+                  `${colors.green('➜')}  ${colors.dim(
+                    `Debugger: devtools://devtools/bundled/inspector.html?experiments=true&v8only=true&ws=${debugUrl.replace(
+                      'ws://',
+                      ''
+                    )}`
+                  )}`
+                );
+              }
+              output('');
               triggerMessage('server-ready');
             }
           }
diff --git a/lib/process.js b/lib/process.js
index 2b2c352..82f8d94 100644
--- a/lib/process.js
+++ b/lib/process.js
@@ -139,6 +139,7 @@ const forkRun = (runCmdPath, runArgs = [], options = {}) => {
       execArgv: execArgv,
     });
     debug(`fork run process, pid = ${runChild.pid}`);
+    let currentDebugUrl;
     const onServerReady = async data => {
       try {
         if (data.title === 'server-ready') {
@@ -146,10 +147,13 @@ const forkRun = (runCmdPath, runArgs = [], options = {}) => {
             (await onServerReadyCallback(
               data,
               isFirstFork,
-              Date.now() - startTime
+              Date.now() - startTime,
+              currentDebugUrl
             ));
           runChild.removeListener('message', onServerReady);
           lastBootstrapStatus = true;
+        } else if (data.title === 'debug-url') {
+          currentDebugUrl = data.debugUrl;
         }
       } catch (err) {
         console.error(err);
diff --git a/lib/wrap.js b/lib/wrap.js
index 0be2076..adb7b1f 100644
--- a/lib/wrap.js
+++ b/lib/wrap.js
@@ -3,6 +3,19 @@ const childPath = process.env.CHILD_CMD_PATH;
 const childCwd = process.env.CHILD_CWD;
 const { join, isAbsolute } = require('path');
 const { CHILD_PROCESS_EXCEPTION_EXIT_CODE } = require('./constants');
+// eslint-disable-next-line node/no-unsupported-features/node-builtins
+const inspector = require('inspector');
+
+if (process.debugPort) {
+  const debugUrl = inspector.url();
+  // 防止拿失败
+  if (/ws/.test(debugUrl)) {
+    process.send({
+      title: 'debug-url',
+      debugUrl,
+    });
+  }
+}
 
 // get the child process execArgs
 const runArgs = process.argv.slice(2);