Automattic\WooCommerce\Vendor\GraphQL\Utils

TypeComparators::isEqualType │ public static │ WC 1.0

Provided two types, return true if the types are equal (invariant).

Method of the class: TypeComparators{}

No Hooks.

Returns

null. Nothing (null).

Usage

$result = TypeComparators::isEqualType( $typeA, $typeB ): bool;

$typeA(Type) (required)

.

$typeB(Type) (required)

.

TypeComparators::isEqualType() TypeComparators::isEqualType code ^{WC 10.9.1}

public static function isEqualType(Type $typeA, Type $typeB): bool
{
    // Equivalent types are equal.
    if ($typeA === $typeB) {
        return true;
    }

    if (self::areSameBuiltInScalar($typeA, $typeB)) {
        return true;
    }

    // If either type is non-null, the other must also be non-null.
    if ($typeA instanceof NonNull && $typeB instanceof NonNull) {
        return self::isEqualType($typeA->getWrappedType(), $typeB->getWrappedType());
    }

    // If either type is a list, the other must also be a list.
    if ($typeA instanceof ListOfType && $typeB instanceof ListOfType) {
        return self::isEqualType($typeA->getWrappedType(), $typeB->getWrappedType());
    }

    // Otherwise the types are not equal.
    return false;
}