---input---
<?php
$containerObject = new class {
  public $something;
}

---tokens---
'<?php'       Comment.Preproc
'\n'          Text

'$containerObject' Name.Variable
' '           Text
'='           Operator
' '           Text
'new'         Keyword
' '           Text
'class'       Keyword
' '           Text
'{'           Punctuation
'\n  '        Text
'public'      Keyword
' '           Text
'$something'  Name.Variable
';'           Punctuation
'\n'          Text

'}'           Punctuation
'\n'          Text
