updating codebase to use @feross' standard, for easier contributions.…

… see #144

lib/completion.js

@@ -1,71 +1,71 @@
 var fs = require('fs'),
-  path = require('path');
+  path = require('path')
 
 // add bash completions to your
 //  yargs-powered applications.
 module.exports = function (yargs, usage) {
   var self = {
     completionKey: 'get-yargs-completions'
-  };
+  }
 
   // get a list of completion commands.
   self.getCompletion = function (done) {
     var completions = [],
-      current = process.argv[process.argv.length - 1],
-      previous = process.argv.slice(process.argv.indexOf('--' + self.completionKey) + 1),
-      argv = yargs.parse(previous);
+    current = process.argv[process.argv.length - 1],
+    previous = process.argv.slice(process.argv.indexOf('--' + self.completionKey) + 1),
+    argv = yargs.parse(previous)
 
     // a custom completion function can be provided
     // to completion().
     if (completionFunction) {
       if (completionFunction.length < 3) {
         // synchronous completion function.
-        return done(completionFunction(current, argv));
+        return done(completionFunction(current, argv))
       } else {
         // asynchronous completion function
-        return completionFunction(current, argv, function(completions) {
-          done(completions);
-        });
+        return completionFunction(current, argv, function (completions) {
+          done(completions)
+        })
       }
     }
 
     if (!current.match(/^-/)) {
-      usage.getCommands().forEach(function(command) {
-        completions.push(command[0]);
-      });
+      usage.getCommands().forEach(function (command) {
+        completions.push(command[0])
+      })
     }
 
     if (current.match(/^-/)) {
-      Object.keys(yargs.getOptions().key).forEach(function(key) {
-        completions.push('--' + key);
-      });
+      Object.keys(yargs.getOptions().key).forEach(function (key) {
+        completions.push('--' + key)
+      })
     }
 
-    done(completions);
-  };
+    done(completions)
+  }
 
   // generate the completion script to add to your .bashrc.
   self.generateCompletionScript = function ($0) {
     var script = fs.readFileSync(
-        path.resolve(__dirname, '../completion.sh.hbs'),
-        'utf-8'
-      ),
-      name = path.basename($0);
+      path.resolve(__dirname, '../completion.sh.hbs'),
+      'utf-8'
+    ),
+    name = path.basename($0)
 
     // add ./to applications not yet installed as bin.
-    if ($0.match(/\.js$/)) $0 = './' + $0;
+    if ($0.match(/\.js$/)) $0 = './' + $0
 
-    script = script.replace(/{{app_name}}/g, name);
-    return script.replace(/{{app_path}}/g, $0);
-  };
+    script = script.replace(/{{app_name}}/g, name)
+    return script.replace(/{{app_path}}/g, $0)
+  }
 
   // register a function to perform your own custom
   // completions., this function can be either
   // synchrnous or asynchronous.
-  var completionFunction = null;
+  var completionFunction = null
   self.registerFunction = function (fn) {
-      completionFunction = fn;
+    completionFunction = fn
   }
 
-  return self;
-};
+  return self
+}