From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

---
 node_modules/get-port/index.js | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 node_modules/get-port/index.js

(limited to 'node_modules/get-port/index.js')

diff --git a/node_modules/get-port/index.js b/node_modules/get-port/index.js
new file mode 100644
index 00000000..fbd74e6e
--- /dev/null
+++ b/node_modules/get-port/index.js
@@ -0,0 +1,28 @@
+'use strict';
+const net = require('net');
+
+const getPort = options => new Promise((resolve, reject) => {
+	// For backwards compatibility with number-only input
+	// TODO: Remove this in the next major version
+	if (typeof options === 'number') {
+		options = {
+			port: options
+		};
+	}
+
+	const server = net.createServer();
+
+	server.unref();
+	server.on('error', reject);
+
+	server.listen(options, () => {
+		const port = server.address().port;
+		server.close(() => {
+			resolve(port);
+		});
+	});
+});
+
+module.exports = options => options ?
+	getPort(options).catch(() => getPort(0)) :
+	getPort(0);
-- 
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