Introduce JRSTheme class.

Start splitting out logic into dedicated abstractions for both FRESH and
JSON Resume themes given the different structure and use cases of each.

src/core/jrs-theme.js

@@ -0,0 +1,70 @@
+/**
+Definition of the JRSTheme class.
+@module jrs-theme.js
+@license MIT. See LICENSE.MD for details.
+*/
+
+(function() {
+
+
+
+  var _ = require('underscore')
+    , PATH = require('path')
+    , parsePath = require('parse-filepath')
+    , pathExists = require('path-exists').sync;
+
+
+
+  /**
+  The JRSTheme class is a representation of a JSON Resume theme asset.
+  @class JRSTheme
+  */
+  function JRSTheme() {
+
+  }
+
+  /**
+  Open and parse the specified theme.
+  */
+  JRSTheme.prototype.open = function( themeFolder ) {
+
+    this.folder = themeFolder;
+
+    // Open the [theme-name].json file; should have the same name as folder
+    var pathInfo = parsePath( themeFolder );
+
+    // Open and parse the theme's package.json file.
+    var packageJsonPath = PATH.join(themeFolder, 'package.json');
+    if( pathExists( packageJsonPath ) ) {
+      var themePack = require( themeFolder );
+      var themePkgJson = require( packageJsonPath );
+      this.name = themePkgJson.name;
+      this.render = (themePack && themePack.render) || undefined;
+      this.formats = {
+        html: { title: 'html', outFormat: 'html', ext: 'html' }
+      };
+    }
+    else {
+      throw { fluenterror: 10 };
+    }
+
+    return this;
+  };
+
+  /**
+  Determine if the theme supports the specified output format.
+  */
+  JRSTheme.prototype.hasFormat = function( fmt ) {
+    return _.has( this.formats, fmt );
+  };
+
+  /**
+  Determine if the theme supports the specified output format.
+  */
+  JRSTheme.prototype.getFormat = function( fmt ) {
+    return this.formats[ fmt ];
+  };
+
+  module.exports = JRSTheme;
+
+}());

src/core/status-codes.js

@@ -1,6 +1,7 @@
 /**
 Status codes for HackMyResume.
 @module status-codes.js
+@license MIT. See LICENSE.MD for details.
 */
 
 (function(){
@@ -15,7 +16,8 @@ Status codes for HackMyResume.
     resumeNotFoundAlt: 6,
     inputOutputParity: 7,
     createNameMissing: 8,
-    wkhtmltopdf: 9
+    wkhtmltopdf: 9,
+    missingPackageJSON: 10
   };
 
 }());