PHP 8 (#1)

PHP 8 Update

- nullsafe operator (?->)
- Remove (real) cast
- Named arguments
- Remove (unset) cast
- Remove {} access
- match expression
- Union types in type hints and static typehint
- Block catch without variable
- Trailing comma in parameter lists
- throw can be used as an expression
- Concatenation precedence
- Declaring properties in the constructor
- Attributes
- Names in the namespace are treated as a single token
- Trailing comma in closure use list
- Check that ::class on object works
- Deferencable changes and arbitrary expressions in new/instanceof

pkg/visitor/nsresolver/namespace_resolver.go

@@ -3,9 +3,10 @@ package nsresolver
 
 import (
 	"errors"
+	"strings"
+
 	"github.com/z7zmey/php-parser/pkg/ast"
 	"github.com/z7zmey/php-parser/pkg/visitor"
-	"strings"
 )
 
 // NamespaceResolver visitor