Minor readability improvements

lib/render.js

-var sass = require('../sass'),
+var fs = require('fs'),
     chalk = require('chalk'),
-    fs = require('fs');
+    sass = require('../sass');
 
-function render(options, emitter) {
+/**
+ * Render
+ *
+ * @param {Object} options
+ * @param {Object} emitter
+ * @api public
+ */
+
+module.exports = function(options, emitter) {
   var renderOptions = {
     imagePath: options.imagePath,
     includePaths: options.includePath,
@@ -29,7 +37,7 @@ function render(options, emitter) {
       }
     };
 
-    if (options.stdout || (!options.dest && (!process.stdout.isTTY || !process.env.isTTY))) {
+    if (options.stdout || (!options.dest && !process.stdout.isTTY)) {
       emitter.emit('log', css);
       return done();
     }
@@ -37,7 +45,10 @@ function render(options, emitter) {
     emitter.emit('warn', chalk.green('Rendering Complete, saving .css file...'));
 
     fs.writeFile(options.dest, css, function(err) {
-      if (err) { return emitter.emit('error', chalk.red('Error: ' + err)); }
+      if (err) {
+        return emitter.emit('error', chalk.red('Error: ' + err));
+      }
+
       emitter.emit('warn', chalk.green('Wrote CSS to ' + options.dest));
       emitter.emit('write', err, options.dest, css);
       done();
@@ -45,8 +56,12 @@ function render(options, emitter) {
 
     if (options.sourceMap) {
       todo++;
+
       fs.writeFile(options.sourceMap, sourceMap, function(err) {
-        if (err) {return emitter.emit('error', chalk.red('Error' + err)); }
+        if (err) {
+          return emitter.emit('error', chalk.red('Error' + err));
+        }
+
         emitter.emit('warn', chalk.green('Wrote Source Map to ' + options.sourceMap));
         emitter.emit('write-source-map', err, options.sourceMap, sourceMap);
         done();
@@ -61,6 +76,4 @@ function render(options, emitter) {
   };
 
   sass.render(renderOptions);
-}
-
-module.exports = render;
+};