Require Node.js 6 and upgrade dependencies (#5)

.travis.yml

@@ -1,7 +1,6 @@
 sudo: false
 language: node_js
 node_js:
+  - '10'
+  - '8'
   - '6'
-  - '4'
-  - '0.12'
-  - '0.10'

index.js

@@ -1,31 +1,39 @@
 'use strict';
-var os = require('os');
-var macosRelease = require('macos-release');
-var winRelease = require('win-release');
+const os = require('os');
+const macosRelease = require('macos-release');
+const winRelease = require('windows-release');
 
 module.exports = function (platform, release) {
 	if (!platform && release) {
 		throw new Error('You can\'t specify a `release` without specifying `platform`');
 	}
 
 	platform = platform || os.platform();
-	release = release || os.release();
 
-	var id;
+	let id;
 
 	if (platform === 'darwin') {
-		var prefix = Number(release.split('.')[0]) > 15 ? 'macOS' : 'OS X';
-		id = macosRelease(release).name;
+		if (!release && os.platform() === 'darwin') {
+			release = os.release();
+		}
+		const prefix = release ? (Number(release.split('.')[0]) > 15 ? 'macOS' : 'OS X') : 'macOS';
+		id = release ? macosRelease(release).name : '';
 		return prefix + (id ? ' ' + id : '');
 	}
 
 	if (platform === 'linux') {
-		id = release.replace(/^(\d+\.\d+).*/, '$1');
+		if (!release && os.platform() === 'linux') {
+			release = os.release();
+		}
+		id = release ? release.replace(/^(\d+\.\d+).*/, '$1') : '';
 		return 'Linux' + (id ? ' ' + id : '');
 	}
 
 	if (platform === 'win32') {
-		id = winRelease(release);
+		if (!release && os.platform() === 'win32') {
+			release = os.release();
+		}
+		id = release ? winRelease(release) : '';
 		return 'Windows' + (id ? ' ' + id : '');
 	}
 

package.json

@@ -33,8 +33,8 @@
     "linux"
   ],
   "dependencies": {
-    "macos-release": "^1.0.0",
-    "win-release": "^1.0.0"
+    "macos-release": "^2.0.0",
+    "windows-release": "^3.1.0"
   },
   "devDependencies": {
     "ava": "*",

test.js

@@ -1,12 +1,29 @@
+import os from 'os';
 import test from 'ava';
-import m from './';
+import m from '.';
 
 test(t => {
 	t.true(m().length > 0);
+	t.is(m('darwin', '18.0.0'), 'macOS Mojave');
+	t.is(m('darwin', '17.0.0'), 'macOS High Sierra');
 	t.is(m('darwin', '16.0.0'), 'macOS Sierra');
 	t.is(m('darwin', '14.0.0'), 'OS X Yosemite');
 	t.is(m('darwin', '99.0.0'), 'macOS');
 	t.is(m('linux', '3.13.0-24-generic'), 'Linux 3.13');
 	t.is(m('win32', '5.1.2600'), 'Windows XP');
+	t.is(m('win32', '4.90'), 'Windows ME');
+	t.is(m('win32', '6.2'), 'Windows 8');
+	t.is(m('win32', '10.0'), 'Windows 10');
+
+	os.platform = () => 'darwin';
+	t.is(m('win32'), 'Windows');
+	t.is(m('linux'), 'Linux');
+
+	os.platform = () => 'linux';
+	t.is(m('darwin'), 'macOS');
 	t.is(m('win32'), 'Windows');
+
+	os.platform = () => 'win32';
+	t.is(m('darwin'), 'macOS');
+	t.is(m('linux'), 'Linux');
 });