fix(exitCode): wrong exit code on db methods

DB Calls always returned an exit code of 0, which leads
to an unexpected behavior on the user side.

Fixes #534

Signed-off-by: Tobias Gurtzick <[email protected]>

Author: wzrdtales

lib/commands/db.js

@@ -25,13 +25,14 @@ function executeDB (internals, config, callback) {
         function (err) {
           if (err) {
             if (err.error) err = err.error;
-            log.info('Error: Failed to create database!', err);
+            log.error('Error: Failed to create database!', err);
           } else {
             log.info('Created database "' + internals.argv.dbname + '"');
           }
 
           db.close();
-          if (typeof callback === 'function') callback();
+          if (typeof callback === 'function') callback(err);
+          else process.exit(1);
         }
       );
     } else if (internals.mode === 'drop') {
@@ -43,13 +44,14 @@ function executeDB (internals, config, callback) {
         function (err) {
           if (err) {
             if (err.error) err = err.error;
-            log.info('Error: Failed to drop database!', err);
+            log.error('Error: Failed to drop database!', err);
           } else {
             log.info('Deleted database "' + internals.argv.dbname + '"');
           }
 
           db.close();
-          if (typeof callback === 'function') callback();
+          if (typeof callback === 'function') callback(err);
+          process.exit(1);
         }
       );
     }