Break out constants

lib/constants.js

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2013 The Polymer Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style
+ * license that can be found in the LICENSE file.
+ */
+
+var JS = 'script:not([type]), script[type="text/javascript"]';
+var URL_ATTR = ['href', 'src', 'action', 'style'];
+
+module.exports = {
+  EOL: require('os').EOL,
+  ABS_URL: /(^data:)|(^http[s]?:)|(^\/)/,
+  IMPORTS: 'link[rel="import"][href]',
+  URL: /url\([^)]*\)/g,
+  URL_ATTR: URL_ATTR,
+  URL_ATTR_SEL: '[' + URL_ATTR.join('],[') + ']',
+  URL_TEMPLATE: '{{.*}}',
+  JS: JS,
+  JS_SRC: JS.split(',').map(function(s){ return s + '[src]'; }).join(','),
+  CSS: 'style:not([type]), style[type="text/css"]',
+};

lib/vulcan.js

@@ -4,29 +4,15 @@
  * license that can be found in the LICENSE file.
  */
 
-var fs = require('fs');
-var path = require('path');
-var url = require('url');
+var async = require('async');
 var cheerio = require('cheerio');
 var cleancss = require('clean-css');
+var fs = require('fs');
+var path = require('path');
 var uglify = require('uglify-js');
 
-var EOL = require('os').EOL;
-var ABS_URL = /(^data:)|(^http[s]?:)|(^\/)/;
-var DEFAULT_OUTPUT = 'vulcanized.html';
-var ELEMENTS = 'polymer-element';
-var IMPORTS = 'link[rel="import"][href]';
-var POLYFILLS = 'script[src $= "platform.js"]';
-var URL = /url\([^)]*\)/g;
-var URL_ATTR = ['href', 'src', 'action', 'style'];
-var URL_ATTR_SEL = '[' + URL_ATTR.join('],[') + ']';
-var URL_TEMPLATE = '{{.*}}';
-
-var JS = 'script:not([type]), script[type="text/javascript"]';
-var JS_SRC = JS.split(',').map(function(s){ return s + '[src]'; }).join(',');
-var CSS = 'style:not([type]), style[type="text/css"]';
-
 var excludes = {};
+var constants = require('./constants.js');
 
 var import_buffer = [];
 var imports_before_polymer = [];