Added support for a --local flag (#327)

* Add local to cli options

* Update ava snapshots

* Create server on localhost mode

* Stop logging network IP on local mode

bin/serve.js

@@ -103,8 +103,13 @@ detect(port).then(open => {
     inUse,
     flags.clipless !== true,
     flags.open,
-    flags.ssl
+    flags.ssl,
+    flags.local
   ]
 
-  server.listen(port, listening.bind(this, ...listenArgs))
+  if (flags.local) {
+    server.listen(port, 'localhost', listening.bind(this, ...listenArgs))
+  } else {
+    server.listen(port, listening.bind(this, ...listenArgs))
+  }
 })

lib/listening.js

@@ -16,7 +16,8 @@ module.exports = coroutine(function*(
   inUse,
   clipboard,
   open,
-  ssl
+  ssl,
+  isLocal
 ) {
   const details = server.address()
   const isTTY = process.stdout.isTTY
@@ -66,12 +67,14 @@ module.exports = coroutine(function*(
     const localURL = `http${ssl ? 's' : ''}://localhost:${details.port}`
     message += `- ${chalk.bold('Local:           ')} ${localURL}`
 
-    try {
-      const ipAddress = ip.address()
-      const url = `http${ssl ? 's' : ''}://${ipAddress}:${details.port}`
+    if (!isLocal) {
+      try {
+        const ipAddress = ip.address()
+        const url = `http${ssl ? 's' : ''}://${ipAddress}:${details.port}`
 
-      message += `\n- ${chalk.bold('On Your Network: ')} ${url}`
-    } catch (err) {}
+        message += `\n- ${chalk.bold('On Your Network: ')} ${url}`
+      } catch (err) {}
+    }
 
     if (isTTY && clipboard) {
       try {

lib/options.js

@@ -55,6 +55,11 @@ exports.options = [
     name: ['T', 'ssl'],
     description: 'Serve content using SSL',
     defaultValue: false
+  },
+  {
+    name: 'local',
+    description: 'Serve content only on localhost',
+    defaultValue: false
   }
 ]
 
@@ -67,7 +72,8 @@ exports.minimist = {
     u: 'unzipped',
     n: 'clipless',
     o: 'open',
-    t: 'treeless'
+    t: 'treeless',
+    l: 'local'
   },
   boolean: [
     'auth',
@@ -78,6 +84,7 @@ exports.minimist = {
     'clipless',
     'open',
     'treeless',
-    'ssl'
+    'ssl',
+    'local'
   ]
 }

test/snapshots/options.js.md

@@ -13,6 +13,7 @@ Generated by [AVA](https://ava.li).
         C: 'cors',
         S: 'silent',
         a: 'auth',
+        l: 'local',
         n: 'clipless',
         o: 'open',
         s: 'single',
@@ -29,6 +30,7 @@ Generated by [AVA](https://ava.li).
         'open',
         'treeless',
         'ssl',
+        'local',
       ],
     }
 
@@ -97,4 +99,9 @@ Generated by [AVA](https://ava.li).
           'ssl',
         ],
       },
+      {
+        defaultValue: false,
+        description: 'Serve content only on localhost',
+        name: 'local',
+      },
     ]