Merge pull request #389 from timothykang/add-hostname-option

Expose hostname parameter of tiny-lr

docs/watch-options.md

@@ -171,7 +171,7 @@ watch: {
 },
 ```
 
-It's possible to get livereload working over https connections. To do this, pass an object to `livereload` with a `key` and `cert` paths specified.
+Passing an object to `livereload` allows listening on a specific port and hostname/IP or over https connections (by specifying `key` and `cert` paths).
 
 Example:
 ```js
@@ -181,6 +181,7 @@ watch: {
     tasks: ['sass'],
     options: {
       livereload: {
+        host: 'localhost',
         port: 9000,
         key: grunt.file.read('path/to/ssl.key'),
         cert: grunt.file.read('path/to/ssl.crt')

tasks/lib/livereload.js

@@ -26,8 +26,11 @@ module.exports = function(grunt) {
     } else {
       options = _.defaults(options, defaults);
     }
-    if (servers[options.port]) {
+
-      this.server = servers[options.port];
+    var host = (options.host || '*') + ':' + options.port;
+
+    if (servers[host]) {
+      this.server = servers[host];
     } else {
       this.server = tinylr(options);
       this.server.server.removeAllListeners('error');
@@ -39,11 +42,11 @@ module.exports = function(grunt) {
         }
         process.exit(1);
       });
-      this.server.listen(options.port, function(err) {
+      this.server.listen(options.port, options.host, function(err) {
         if (err) { return grunt.fatal(err); }
-        grunt.log.verbose.writeln('Live reload server started on port: ' + options.port);
+        grunt.log.verbose.writeln('Live reload server started on ' + host);
       });
-      servers[options.port] = this.server;
+      servers[host] = this.server;
     }
   }
 

test/fixtures/livereload/Gruntfile.js

@@ -12,11 +12,12 @@ module.exports = function(grunt) {
         files: ['lib/*.js'],
         tasks: ['before'],
       },
-      customport: {
+      customhost: {
         files: ['lib/*.js'],
         tasks: ['before'],
         options: {
           livereload: {
+            host: 'localhost',
             port: 8675,
           },
         },

test/tasks/livereload_test.js

@@ -56,7 +56,7 @@ exports.livereload = {
       result = helper.unixify(result);
       helper.verboseLog(result);
       test.ok(result.indexOf('I ran before livereload.') !== -1, 'task should have ran before live reload.');
-      test.ok(result.indexOf('Live reload server started on port: 35729') !== -1,
+      test.ok(result.indexOf('Live reload server started on *:35729') !== -1,
         'live reload server should have been started on port 35729.');
       test.ok(result.indexOf('Live reloading lib/one.js...') !== -1, 'live reload should have triggered on lib/one.js');
       resultData = JSON.parse(resultData);
@@ -64,11 +64,11 @@ exports.livereload = {
       test.done();
     });
   },
-  customport: function(test) {
+  customhost: function(test) {
     test.expect(4);
     var resultData = '';
     var cwd = path.resolve(fixtures, 'livereload');
-    var assertWatch = helper.assertTask(['watch:customport', '-v'], {cwd: cwd});
+    var assertWatch = helper.assertTask(['watch:customhost', '-v'], {cwd: cwd});
     assertWatch([function() {
       request(8675, function(data) {
         resultData += data;
@@ -78,8 +78,8 @@ exports.livereload = {
       result = helper.unixify(result);
       helper.verboseLog(result);
       test.ok(result.indexOf('I ran before livereload.') !== -1, 'task should have ran before live reload.');
-      test.ok(result.indexOf('Live reload server started on port: 8675') !== -1,
+      test.ok(result.indexOf('Live reload server started on localhost:8675') !== -1,
-        'live reload server should have been started on port 35729.');
+        'live reload server should have been started on localhost:8675.');
       test.ok(result.indexOf('Live reloading lib/one.js...') !== -1, 'live reload should have triggered on lib/one.js');
       resultData = JSON.parse(resultData);
       test.equal(resultData.tinylr, 'Welcome', 'tinylr server should have welcomed you.');
@@ -119,7 +119,7 @@ exports.livereload = {
       result = helper.unixify(result);
       helper.verboseLog(result);
       test.ok(result.indexOf('I ran before livereload.') !== -1, 'task should have ran before live reload.');
-      test.ok(result.indexOf('Live reload server started on port: 9876') !== -1,
+      test.ok(result.indexOf('Live reload server started on *:9876') !== -1,
         'live reload server should have been started on port 9876.');
       test.ok(/Live reloading (lib\/one\.js, lib\/two.js|lib\/two.js, lib\/one.js)\.\.\./.test(result),
         'live reload should have triggered on lib/one.js and lib/two.js');
@@ -142,7 +142,7 @@ exports.livereload = {
       result = helper.unixify(result);
       helper.verboseLog(result);
       test.ok(result.indexOf('I ran before livereload.') !== -1, 'task should have ran before live reload.');
-      test.ok(result.indexOf('Live reload server started on port: 1337') !== -1,
+      test.ok(result.indexOf('Live reload server started on *:1337') !== -1,
         'live reload server should have been started on port 1337.');
       test.ok(result.indexOf('Live reloading lib/one.js...') !== -1, 'live reload should have triggered on lib/one.js');
       resultData = JSON.parse(resultData);
@@ -163,7 +163,7 @@ exports.livereload = {
     }], function(result) {
       result = helper.unixify(result);
       helper.verboseLog(result);
-      test.ok(result.indexOf('Live reload server started on port: 35729') !== -1,
+      test.ok(result.indexOf('Live reload server started on *:35729') !== -1,
         'live reload server should have been started on port 35729.');
       test.ok(result.indexOf('Live reloading lib/one.js...') !== -1, 'live reload should have triggered on lib/one.js');
       resultData = JSON.parse(resultData);