Executing a php8 compatibility scan by vendor/bin/phpcs -p . --standard=PHPCompatibilityWP --runtime-set testVersion 8.0 --extensions=php --report-full=compati.txt I found:
FILE: ...Silva/projects/wp-atomic-bulletin/wp-content/plugins/types/vendor/toolset/toolset-common/lib/Twig/src/Compiler.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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194 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
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FILE: ...ojects/wp-atomic-bulletin/wp-content/plugins/types/vendor/toolset/toolset-common/lib/Twig/src/ExpressionParser.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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60 | WARNING | Since PHP 7.0, functions inspecting arguments, like func_get_arg(), no longer report the original value
| | as passed to a parameter, but will instead provide the current value. The parameter "$env" was used,
| | and possibly changed (by reference), on line 53.
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FILE: ...vo Silva/projects/wp-atomic-bulletin/wp-content/plugins/types/vendor/toolset/toolset-common/lib/Twig/src/Lexer.php
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FOUND 0 ERRORS AND 2 WARNINGS AFFECTING 2 LINES
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98 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
101 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
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FILE: ...-atomic-bulletin/wp-content/plugins/types/vendor/toolset/toolset-common/lib/whip/src/messages/Whip_HostMessage.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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45 | WARNING | Passing the $glue and $pieces parameters in reverse order to implode has been deprecated since PHP 7.4;
| | $glue should be the first parameter and $pieces the second
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FILE: ...c-bulletin/wp-content/plugins/types/vendor/toolset/toolset-common/lib/whip/src/messages/Whip_UpgradePhpMessage.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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47 | WARNING | Passing the $glue and $pieces parameters in reverse order to implode has been deprecated since PHP 7.4;
| | $glue should be the first parameter and $pieces the second
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FILE: ...s/wp-atomic-bulletin/wp-content/plugins/wp-views/vendor/toolset/common-es/php/Block/Style/Attribute/Background.php
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FOUND 1 ERROR AFFECTING 1 LINE
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106 | ERROR | Using an unparenthesized expression containing a "." before a "+" or "-" has been deprecated in PHP 7.4
| | and removed in PHP 8.0
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FILE: ...va/projects/wp-atomic-bulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/lib/Twig/src/Compiler.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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194 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
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FILE: ...cts/wp-atomic-bulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/lib/Twig/src/ExpressionParser.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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60 | WARNING | Since PHP 7.0, functions inspecting arguments, like func_get_arg(), no longer report the original value
| | as passed to a parameter, but will instead provide the current value. The parameter "$env" was used,
| | and possibly changed (by reference), on line 53.
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FILE: ...Silva/projects/wp-atomic-bulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/lib/Twig/src/Lexer.php
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FOUND 0 ERRORS AND 2 WARNINGS AFFECTING 2 LINES
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98 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
101 | WARNING | INI directive 'mbstring.func_overload' is deprecated since PHP 7.2
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FILE: ...omic-bulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/lib/whip/src/messages/Whip_HostMessage.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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45 | WARNING | Passing the $glue and $pieces parameters in reverse order to implode has been deprecated since PHP 7.4;
| | $glue should be the first parameter and $pieces the second
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FILE: ...ulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/lib/whip/src/messages/Whip_UpgradePhpMessage.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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47 | WARNING | Passing the $glue and $pieces parameters in reverse order to implode has been deprecated since PHP 7.4;
| | $glue should be the first parameter and $pieces the second
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FILE: .../wp-atomic-bulletin/wp-content/plugins/wp-views/vendor/toolset/toolset-common/visual-editor/editor-addon.class.php
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FOUND 3 ERRORS AFFECTING 2 LINES
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775 | ERROR | "$this" can no longer be used in a plain function or method since PHP 7.1.
788 | ERROR | "$this" can no longer be used in a plain function or method since PHP 7.1.
788 | ERROR | "$this" can no longer be used in a plain function or method since PHP 7.1.
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