feat: Added port option

README.md

@@ -198,6 +198,18 @@ module.exports = {
 }
 ```
 
+### Port
+
+If none is specified the server uses a random available port.
+
+Example:
+
+```js
+module.exports = {
+  port: 8080,
+}
+```
+
 ## CLI options
 
 Run `presite --help`.

src/Server.ts

@@ -8,6 +8,7 @@ import serveStatic from 'serve-static'
 import { SPECIAL_EXTENSIONS_RE } from './Crawler'
 
 type ServerOptions = {
+  port: number
   baseDir: string
   outDir: string
 }
@@ -60,7 +61,8 @@ export class Server {
   }
 
   async start(): Promise<void> {
-    const port = await getPort()
+    const optsPort = this.opts.port
+    const port = optsPort !== undefined ? optsPort : await getPort()
     this.port = port
     this.server = new HttpServer(this.app.handler as any)
     this.server.listen(this.port!, this.hostname)

src/cli.ts

@@ -15,6 +15,7 @@ async function main() {
 
   cli
     .command('[dir]', `Prerender your website`)
+    .option('-p, --port', 'Server port')
     .option(
       '--wait <time_or_selector>',
       'Wait for specific ms or dom element to appear'
@@ -34,6 +35,7 @@ async function main() {
       const { Logger } = await import('./Logger')
 
       type ConfigInput = {
+        port?: number
         baseDir?: string
         outDir?: string
         routes?: string[] | (() => Promise<string[]>)
@@ -72,6 +74,7 @@ async function main() {
       const logger = new Logger({ verbose: !flags.quiet })
 
       const server = new Server({
+        port: config.port,
         baseDir: config.baseDir,
         outDir: config.outDir,
       })