src/Boolean.php:143:16: InvalidNullableReturnType: The declared return type 'int<0, max>' for Laminas\Filter\Boolean::getType is not nullable, but 'int<0, max>|null' contains null (see https://psalm.dev/144)

src/Boolean.php:147:16: NullableReturnStatement: The declared return type 'int<0, max>' for Laminas\Filter\Boolean::getType is not nullable, but the function returns 'int<0, max>|null' (see https://psalm.dev/139)

src/Boolean.php:167:16: InvalidNullableReturnType: The declared return type 'bool' for Laminas\Filter\Boolean::getCasting is not nullable, but 'bool|null' contains null (see https://psalm.dev/144)

src/Boolean.php:171:16: NullableReturnStatement: The declared return type 'bool' for Laminas\Filter\Boolean::getCasting is not nullable, but the function returns 'bool|null' (see https://psalm.dev/139)

src/Boolean.php:197:16: InvalidNullableReturnType: The declared return type 'array<array-key, mixed>' for Laminas\Filter\Boolean::getTranslations is not nullable, but 'array<array-key, mixed>|null' contains null (see https://psalm.dev/144)

src/Boolean.php:201:16: NullableReturnStatement: The declared return type 'array<array-key, mixed>' for Laminas\Filter\Boolean::getTranslations is not nullable, but the function returns 'array<array-key, mixed>|null' (see https://psalm.dev/139)

src/Compress/Bz2.php:61:16: InvalidNullableReturnType: The declared return type 'int' for Laminas\Filter\Compress\Bz2::getBlocksize is not nullable, but 'int|null' contains null (see https://psalm.dev/144)

src/Compress/Bz2.php:65:16: NullableReturnStatement: The declared return type 'int' for Laminas\Filter\Compress\Bz2::getBlocksize is not nullable, but the function returns 'int|null' (see https://psalm.dev/139)

src/Compress/Bz2.php:117:15: RiskyTruthyFalsyComparison: Operand of type null|string contains type string, which can be falsy and truthy. This can cause possibly unexpected behavior. Use strict comparison instead. (see https://psalm.dev/356)