Upstream Changelog, version 2.4.0

• Added support for PHP 7 anonymous classes
• Anonymous classes are now tokenized as T_ANON_CLASS and ignored by normal class sniffs
• Added support for PHP 7 function return type declarations
• Return types are now tokenized as T_RETURN_TYPE
• Fixed tokenizing of the XOR operator, which was incorrectly identified as a power operator (bug #765)
• The T_POWER token has been removed and replaced by the T_BITWISE_XOR token
• The PHP-supplied T_POW token has been replicated for PHP versions before 5.6
• Traits are now tokenized in PHP versions before 5.4 to make testing easier
• Improved regular expression detection in JS files
• PEAR FunctionCallSignatureSniff now properly detects indents in more mixed HTML/PHP code blocks
• Full report now properly indents lines when newlines are found inside error messages
• Generating documentation without specifying a standard now uses the default standard instead. Thanks to Ken Guest for the patch
• Generic InlineControlStructureSniff now supports braceless do/while loops in JS. Thanks to Pieter Frenssen for the patch
• Added more guard code for function declarations with syntax errors. Thanks to Yun Young-jin for the patch
• Added more guard code for foreach declarations with syntax errors. Thanks to Johan de Ruijter for the patch
• Added more guard code for class declarations with syntax errors
• Squiz ArrayDeclarationSniff now has guard code for arrays with syntax errors
• Generic InlineControlStructureSniff now correctly fixes ELSEIF statements
• Fixed bug #601 : Expected type hint int[]; found array in Squiz FunctionCommentSniff. Thanks to Scato Eggen for the patch
• Fixed bug #625 : Consider working around T_HASHBANG in HHVM 3.5.x and 3.6.x. Thanks to Kunal Mehta for the patch
• Fixed bug #692 : Comment tokenizer can break when using mbstring function overloading
• Fixed bug #694 : Long sniff codes can cause PHP warnings in source report when showing error codes
• Fixed bug #698 : PSR2.Methods.FunctionCallSignature.Indent forces exact indent of ternary operator parameters
• Fixed bug #704 : ScopeIndent can fail when an opening parenthesis is on a line by itself
• Fixed bug #707 : Squiz MethodScopeSniff doesn't handle nested functions
• Fixed bug #709 : Squiz.Sniffs.Whitespace.ScopeClosingBraceSniff marking indented endif in mixed inline HTML blocks
• Fixed bug #711 : Sniffing from STDIN shows Generic.Files.LowercasedFilename.NotFound error
• Fixed bug #714 : Fixes suppression of errors using docblocks. Thanks to Andrzej Karmazyn for the patch
• Fixed bug #716 : JSON report is invalid when messages contain newlines or tabs. Thanks to Pieter Frenssen for the patch
• Fixed bug #723 : ScopeIndent can fail when multiple array closers are on the same line
• Fixed bug #730 : ScopeIndent can fail when a short array opening square bracket is on a line by itself
• Fixed bug #732 : PHP Notice if @package name is made up of all invalid characters. Adds new error code PEAR.Commenting.FileComment.InvalidPackageValue
• Fixed bug #748 : Auto fix for Squiz.Commenting.BlockComment.WrongEnd is incorrect. Thanks to J.D. Grimes for the patch
• Fixed bug #753 : PSR2 standard shouldn't require space after USE block when next code is a closing tag
• Fixed bug #768 : PEAR FunctionCallSignature sniff forbids comments after opening parenthesis of a multiline call
• Fixed bug #769 : Incorrect detection of variable reference operator when used with short array syntax. Thanks to Klaus Purer for the patch
• Fixed bug #772 : Syntax error when using PHPCBF on alternative style foreach loops
• Fixed bug #773 : Syntax error when stripping trailing PHP close tag and previous statement has no semicolon
• Fixed bug #778 : PHPCBF creates invalid PHP for inline FOREACH containing multiple control structures
• Fixed bug #781 : Incorrect checking for PHP7 return types on multi-line function declartions
• Fixed bug #782 : Conditional function declarations cause fixing conflicts in Squiz standard. Squiz.ControlStructures.ControlSignature no longer enforces a single newline after open brace. Squiz.WhiteSpace.ControlStructureSpacing can be used to checl spacing at the start/end of control structures