[D] Boolean
[D] Cardinality
[D] Equality
[D] Exception
[D] Filesystem
[D] Math
[D] Object
[D] Operator
[D] String
[D] Traversable
[D] Type
[F] Callback.php
[F] Constraint.php
[F] IsAnything.php
[F] IsIdentical.php
[F] JsonMatches.php