phpcsのバツ[x]の意味

phpcbfが自動で修正できるスニフを表すみたいです

$ phpcs -s /path/to/code/myfile.php

FILE: /path/to/code/classA.php
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FOUND 4 ERRORS AND 1 WARNING AFFECTING 5 LINES
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  2 | ERROR   | [ ] Missing file doc comment
    |         |     (PEAR.Commenting.FileComment.Missing)
  4 | ERROR   | [x] TRUE, FALSE and NULL must be lowercase; expected "false" but
    |         |     found "FALSE" (Generic.PHP.LowerCaseConstant.Found)
  6 | ERROR   | [x] Line indented incorrectly; expected at least 4 spaces, found
    |         |     1 (PEAR.WhiteSpace.ScopeIndent.Incorrect)
  9 | ERROR   | [ ] Missing function doc comment
    |         |     (PEAR.Commenting.FunctionComment.Missing)
 11 | WARNING | [x] Inline control structures are discouraged
    |         |     (Generic.ControlStructures.InlineControlStructure.Discouraged)
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PHPCBF CAN FIX THE 3 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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$ phpcs -s --report=summary /path/to/code

PHP CODE SNIFFER REPORT SUMMARY
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FILE                                                            ERRORS  WARNINGS
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/path/to/code/classA.inc                                        5       0
/path/to/code/classB.inc                                        1       1
/path/to/code/classC.inc                                        0       2
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A TOTAL OF 6 ERROR(S) AND 3 WARNING(S) WERE FOUND IN 3 FILE(S)
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