feat: tauri开发自动递增可用Vite端口

package.json

@@ -8,7 +8,7 @@
     "dev": "vite",
     "build": "vite build",
     "tauri": "tauri",
-    "tauri:dev": "tauri dev",
+    "tauri:dev": "node scripts/tauri-dev.cjs",
     "tauri:build": "tauri build",
     "ios:sim": "node scripts/ios-sim.js",
     "format": "prettier --write .",

scripts/tauri-dev.cjs

@@ -0,0 +1,64 @@
+const net = require('node:net')
+const { spawn } = require('node:child_process')
+
+const START_PORT = Number.parseInt(process.env.TAURI_DEV_PORT_START || '1420', 10)
+
+function canUsePort(port) {
+  return new Promise((resolve) => {
+    const server = net.createServer()
+
+    server.once('error', () => {
+      resolve(false)
+    })
+
+    server.once('listening', () => {
+      server.close(() => resolve(true))
+    })
+
+    server.listen(port, '127.0.0.1')
+  })
+}
+
+async function findAvailablePort(startPort) {
+  let port = startPort
+  while (!(await canUsePort(port))) {
+    port += 1
+  }
+  return port
+}
+
+async function main() {
+  const port = await findAvailablePort(START_PORT)
+  const overrideConfig = {
+    build: {
+      beforeDevCommand: `npm run dev -- --host --port ${port} --strictPort`,
+      devUrl: `http://localhost:${port}`,
+    },
+  }
+
+  console.log(`[tauri:dev] 使用端口 ${port}`)
+
+  const extraArgs = process.argv.slice(2)
+  const pnpmCmd = process.platform === 'win32' ? 'pnpm.cmd' : 'pnpm'
+  const child = spawn(
+    pnpmCmd,
+    ['tauri', 'dev', '-c', JSON.stringify(overrideConfig), ...extraArgs],
+    {
+      stdio: 'inherit',
+      env: process.env,
+    }
+  )
+
+  child.on('exit', (code, signal) => {
+    if (signal) {
+      process.kill(process.pid, signal)
+      return
+    }
+    process.exit(code ?? 1)
+  })
+}
+
+main().catch((error) => {
+  console.error('[tauri:dev] 启动失败:', error)
+  process.exit(1)
+})