Class Kiboko\Component\FastMap\CompiledMapper implements generic interface Kiboko\Contract\Mapping\MapperInterface but does not specify its types: InputType, OutputType, ReturnType

Property Kiboko\Component\FastMap\CompiledMapper::$mappers with generic interface Kiboko\Contract\Mapping\MapperInterface does not specify its types: InputType, OutputType, ReturnType

Property Kiboko\Component\FastMap\CompiledMapper::$compiledMapper with generic interface Kiboko\Contract\Mapping\MapperInterface does not specify its types: InputType, OutputType, ReturnType

Method Kiboko\Component\FastMap\CompiledMapper::__construct() has parameter $mappers with generic interface Kiboko\Contract\Mapping\MapperInterface but does not specify its types: InputType, OutputType, ReturnType

Strict comparison using === between null and Kiboko\Contract\Mapping\MapperInterface will always evaluate to false.

Property Kiboko\Component\FastMap\Compiler\Builder\ArrayInitialisationPreconditionBuilder::$propertyPath is never read, only written.

Property Kiboko\Component\FastMap\Compiler\Builder\CompositeInitialisationPreconditionBuilder::$metadata is never read, only written.

Call to function is_int() with string will always evaluate to false.

Call to function is_int() with string will always evaluate to false.

Parameter #2 $name of class PhpParser\Node\Expr\PropertyFetch constructor expects PhpParser\Node\Expr|PhpParser\Node\Identifier|string, PhpParser\Node\Name given.