The PHP 7.4 T_BAD_CHARACTER token has been made available for older v…

…ersions (ref #2588)

package.xml

@@ -47,6 +47,8 @@ http://pear.php.net/dtd/package-2.0.xsd">
   - The T_LIST token and it's opening and closing parentheses now contain references to each other in the tokens array
     -- Uses the same parenthesis_opener/closer/owner indexes as other tokens
     -- Thanks to Juliette Reinders Folmer for the patch
+  - The PHP 7.4 T_BAD_CHARACTER token has been made available for older versions
+    -- Allows you to safely look for this token, but it will not appear unless checking with PHP 7.4+
   - Added Generic.ControlStructures.DisallowYodaConditions sniff
     -- Ban the use of Yoda conditions
     -- Thanks to Mponos George for the contribution

src/Util/Tokens.php

@@ -114,6 +114,11 @@
     define('T_YIELD_FROM', 'PHPCS_T_YIELD_FROM');
 }
 
+// Some PHP 7.4 tokens, replicated for lower versions.
+if (defined('T_BAD_CHARACTER') === false) {
+    define('T_BAD_CHARACTER', 'PHPCS_T_BAD_CHARACTER');
+}
+
 // Tokens used for parsing doc blocks.
 define('T_DOC_COMMENT_STAR', 'PHPCS_T_DOC_COMMENT_STAR');
 define('T_DOC_COMMENT_WHITESPACE', 'PHPCS_T_DOC_COMMENT_WHITESPACE');