refactor: use opener module

Author: nfischer

README.md

@@ -5,7 +5,8 @@
 [![npm](https://img.shields.io/npm/v/shelljs-plugin-open.svg?style=flat-square)](https://www.npmjs.com/package/shelljs-plugin-open)
 
 A [ShellJS](https://github.com/shelljs/shelljs) plugin for the `open()` command
-to open a file (or URL) with its default application.
+to open a file (or URL) with its default application. This is largely based on
+[opener](https://github.com/domenic/opener).
 
 This is designed to imitate the `open` command on Mac OS X. Here's the
 equivalent commands for other systems:

index.js

@@ -2,7 +2,7 @@
 var plugin = require('shelljs/plugin');
 
 // Require whatever modules you need for your project
-var child = require('child_process');
+var opener = require('opener');
 var fs = require('fs');
 
 // Implement your command in a function, which accepts `options` as the
@@ -14,23 +14,17 @@ function open(options, fileName) {
     plugin.error('Unable to locate file: ' + fileName);
   }
 
-  var cmd;
-  if (process.platform.match(/^win/))
-    cmd = 'start';
-  else if (process.platform.match(/^linux/))
-    cmd = 'xdg-open';
-  else // assume it's Mac OS X, which uses `open`
-    cmd = 'open';
-
-  child.exec(cmd + ' ' + JSON.stringify(fileName));
+  var proc = opener(fileName);
+  proc.unref();
+  proc.stdin.unref();
+  proc.stdout.unref();
+  proc.stderr.unref();
   return '';
 }
 
 // Register the new plugin as a ShellJS command
 plugin.register('open', open, {
-  globStart: 1,     // Start globbing at the first non-option argument
   cmdOptions: {},   // There are no supported options for this command
-  wrapOutput: true, // Wrap the output in a ShellString
 });
 
 // Optionally, you can export the implementation of the command like so:

package.json

@@ -38,5 +38,8 @@
   },
   "peerDependencies": {
     "shelljs": "^0.7.3"
+  },
+  "dependencies": {
+    "opener": "^1.4.1"
   }
 }