Parser extracted to external class

.gitignore

@@ -1,2 +1,3 @@
 .DS_Store
-node_modules
+node_modules
+.idea

bin/html.js

@@ -1,39 +1,43 @@
 #!/usr/bin/env node
 
-var html = require("../lib/html")
-var fs = require('fs')
-var concat = require('concat-stream')
+var html = require('../lib/html');
+var fs = require('fs');
+var concat = require('concat-stream');
 
-var args = process.argv.slice(0)
+var args = process.argv.slice(0);
 // shift off node and script name
-args.shift()
-args.shift()
+args.shift();
+args.shift();
 
-if (args.length > 0) processFiles(args)
-else readStdin()
+if (args.length > 0) {
+  processFiles(args);
+} else {
+  readStdin();
+}
 
 function readStdin() {
-  var stdin = process.openStdin()
-  stdin.pipe(concat(function concatted (buff) {
-    process.stdout.write(html.prettyPrint(buff.toString(), {indent_size: 2}))
-  }))
+  var stdin = process.openStdin();
+  stdin.pipe(concat(function concatted(buff) {
+    var prettyHtml = html.prettyPrint(buff.toString(), { indent_size: 2 });
+    process.stdout.write(prettyHtml);
+  }));
 }
 
 function processFiles(files) {
   if (files.length > 1) {
     files.map(function(filename) {
       prettifyFile(filename)
-    })
+    });
     return
   }
-  var str = fs.readFileSync(files[0]).toString()
-  process.stdout.write(prettify(str))
+  var str = fs.readFileSync(files[0]).toString();
+  process.stdout.write(prettify(str));
 }
 
 function prettify(str) {
-  return html.prettyPrint(str, {indent_size: 2})
+  return html.prettyPrint(str, { indent_size: 2 });
 }
 
 function prettifyFile(filename) {
-  fs.writeFileSync(filename, prettify(fs.readFileSync(filename).toString()))
+  fs.writeFileSync(filename, prettify(fs.readFileSync(filename).toString()));
 }