Coding standards issue

Problem/Motivation

FILE: ...contentishconfig/src/ContentishConfigTransformationEventSubscriber.php
--------------------------------------------------------------------------------------------------------------------------------------FOUND 9 ERRORS AFFECTING 9 LINES
-------------------------------------------------------------------------------------------------------------------------------------- 13 | ERROR | [x] Missing class doc comment
15 | ERROR | [ ] Missing member variable doc comment
17 | ERROR | [ ] Missing member variable doc comment
24 | ERROR | [x] Missing function doc comment
31 | ERROR | [x] Missing function doc comment
45 | ERROR | [x] Missing function doc comment
55 | ERROR | [x] Missing function doc comment
60 | ERROR | [x] Space before opening parenthesis of function call prohibited
76 | ERROR | [x] Missing function doc comment
--------------------------------------------------------------------------------------------------------------------------------------PHPCBF CAN FIX THE 7 MARKED SNIFF VIOLATIONS AUTOMATICALLY
--------------------------------------------------------------------------------------------------------------------------------------

Time: 55ms; Memory: 8MB

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes