7 | WARNING | [x] Incorrect wording of @license (MediaWiki.Commenting.LicenseComment.LicenceTag)
  8 | WARNING | [ ] Invalid SPDX license identifier "BSD Clause", see <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.InvalidLicenseTag)
  9 | WARNING | [ ] @license not followed by a license
    |         |     (MediaWiki.Commenting.LicenseComment.LicenseTagEmpty)
  9 | ERROR   | [ ] Content missing for @license tag in class comment
    |         |     (MediaWiki.Commenting.EmptyTag.ClassLicense)
 11 | WARNING | [ ] Deprecated SPDX license identifier "GPL-2.0+", see <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.DeprecatedLicenseTag)
 12 | WARNING | [x] Invalid SPDX license identifier "GNU GPL v2+", see <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.InvalidLicenseTag)
 13 | WARNING | [ ] Deprecated SPDX license identifier "GPL-2.0+", see <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.DeprecatedLicenseTag)
 13 | WARNING | [ ] Deprecated SPDX license identifier "LGPL-2.1+", see
    |         |     <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.DeprecatedLicenseTag)
 14 | WARNING | [ ] Invalid SPDX license identifier "GNU GPL v2+ OR BSD Clause", see
    |         |     <https://spdx.org/licenses/>
    |         |     (MediaWiki.Commenting.LicenseComment.InvalidLicenseTag)
 18 | WARNING | [ ] @license should only be used on the top level
    |         |     (MediaWiki.Commenting.LicenseComment.LicenseTagNonFileComment)
 25 | ERROR   | [ ] Only one object structure is allowed in a file
    |         |     (Generic.Files.OneObjectStructurePerFile.MultipleFound)
PHPCBF CAN FIX THE 2 MARKED SNIFF VIOLATIONS AUTOMATICALLY