fix: update to more es6

Author: remy

lib/index.js

@@ -1,4 +1,4 @@
-var doctypeRe = new RegExp(/^<!doctype[^>]*>\n?/im);
+const doctypeRe = new RegExp(/^<!doctype[^>]*>\n?/im);
 
 function hashOf(string) {
   let hash = 0;
@@ -60,14 +60,12 @@ function binToFile(bin, options = {}) {
   let meta =
     bin.meta ||
     (bin.url
-      ? `<!-- source: http://jsbin.com/${bin.url}/${bin.revision || ''} -->\n`
+      ? `<!-- source: https://jsbin.com/${bin.url}/${bin.revision || ''} -->\n`
       : '');
 
   // insert protocol if missing
   html = html.replace(/(src|href)=('|")\/\//g, '$1=$2' + proto + '//');
 
-  // meta = meta + '<!--hash:' + bin.url + '/' + bin.revision + '/^^hash^^-->\n';
-
   if (meta && meta.slice(-1) !== '\n') {
     meta += '\n'; // a nice new line for the meta data
   }
@@ -98,8 +96,8 @@ function binToFile(bin, options = {}) {
       file = file.split('%css%').join(bin.css);
     } else {
       // is there head tag?
-      css = '<style id="jsbin-css">\n' + css + '\n</style>\n';
-      var head = insert(file, '</head>', css);
+      css = `<style id="jsbin-css">\n${css}\n</style>\n`;
+      const head = insert(file, '</head>', css);
       if (head) {
         file = head;
       } else {
@@ -124,7 +122,7 @@ function binToFile(bin, options = {}) {
       .match(doctypeRe) || [])[0] || '';
 
   if (doctype) {
-    file = file.replace(doctypeRe, doctype + '\n' + meta);
+    file = file.replace(doctypeRe, `${doctype}\n${meta}`);
     // strip from original html
   } else {
     file = meta + file;
@@ -143,7 +141,7 @@ function binToFile(bin, options = {}) {
         file = body;
       } else {
         // slap on the bottom
-        file = file + '\n' + javascript;
+        file = `${file}\n${javascript}`;
       }
     }
   }
@@ -187,7 +185,8 @@ function binToFile(bin, options = {}) {
     }
   }
 
-  file = file.split('^^hash^^').join(hashOf(file));
+  // no longer used
+  // file = file.split('^^hash^^').join(hashOf(file));
 
   return file;
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "bin-to-file",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "Converts JS Bin object to static HTML",
   "main": "lib/index.js",
   "directories": {
@@ -14,9 +14,7 @@
     "type": "git",
     "url": "git://github.com/jsbin/bin-to-file.git"
   },
-  "keywords": [
-    "jsbin"
-  ],
+  "keywords": ["jsbin"],
   "author": "Remy Sharp",
   "bugs": {
     "url": "https://github.com/jsbin/bin-to-file/issues"