Support --assert option for validate command.

Cause HMR to return an error code if validation fails and the --assert
option is present.

src/core/error-handler.js

@@ -20,8 +20,7 @@ Error-handling routines for HackMyResume.
 
 
   /**
-  An amorphous blob of error handling code for HackMyResume. Have an error?
-  Stick it here. We don't mind.
+  An amorphous blob of error handling code for HackMyResume.
   @class ErrorHandler
   */
   var ErrorHandler = module.exports = {
@@ -37,8 +36,10 @@ Error-handling routines for HackMyResume.
         return;
       }
 
+
       if( ex.fluenterror ){
-        switch( ex.fluenterror ) { // TODO: Remove magic numbers
+
+        switch( ex.fluenterror ) {
 
           case HACKMYSTATUS.themeNotFound:
             msg = "The specified theme couldn't be found: " + ex.data;
@@ -89,6 +90,9 @@ Error-handling routines for HackMyResume.
             'installed and accessible from your path.');
             break;
 
+          case HACKMYSTATUS.invalid:
+            msg = chalk.red.bold('ERROR: Validation failed and the --assert option was specified.');
+            break;
         }
         exitCode = ex.fluenterror;
 

src/core/status-codes.js

@@ -17,7 +17,8 @@ Status codes for HackMyResume.
     inputOutputParity: 7,
     createNameMissing: 8,
     wkhtmltopdf: 9,
-    missingPackageJSON: 10
+    missingPackageJSON: 10,
+    invalid: 11
   };
 
 }());