fix(spawnify) emit: close, exit more than once

Author: coderaiser

lib/spawnify.js

@@ -108,12 +108,13 @@
              * close and exit events
              * whould not be emitted
              */
-            if (event === 'error' && data.code === 'EACCES')
+            if (event === 'error' && data.code === 'EACCES') {
                 if (count('close'))
                     this.emit('close');
 
                 if (count('exit'))
                     this.emit('exit');
+            }
         }
     };