Automattic\WooCommerce\Vendor\GraphQL\Utils

BreakingChangesFinder::findTypesRemovedFromUnions │ public static │ WC 1.0

Given two schemas, returns an Array containing descriptions of any breaking changes in the newSchema related to removing types from a union type.

Method of the class: BreakingChangesFinder{}

No Hooks.

Returns

Array. Change>

Usage

$result = BreakingChangesFinder::findTypesRemovedFromUnions( $oldSchema, $newSchema ): array;
$oldSchema(Schema) (required)
.
$newSchema(Schema) (required)
.

BreakingChangesFinder::findTypesRemovedFromUnions() code WC 10.9.4

woocommerce/lib/packages/GraphQL/Utils/BreakingChangesFinder.php 
public static function findTypesRemovedFromUnions(
    Schema $oldSchema,
    Schema $newSchema
): array {
    $oldTypeMap = $oldSchema->getTypeMap();
    $newTypeMap = $newSchema->getTypeMap();

    $typesRemovedFromUnion = [];
    foreach ($oldTypeMap as $typeName => $oldType) {
        $newType = $newTypeMap[$typeName] ?? null;
        if (! ($oldType instanceof UnionType) || ! ($newType instanceof UnionType)) {
            continue;
        }

        $typeNamesInNewUnion = [];
        foreach ($newType->getTypes() as $type) {
            $typeNamesInNewUnion[$type->name] = true;
        }

        foreach ($oldType->getTypes() as $type) {
            if (! isset($typeNamesInNewUnion[$type->name])) {
                $typesRemovedFromUnion[] = [
                    'type' => self::BREAKING_CHANGE_TYPE_REMOVED_FROM_UNION,
                    'description' => "{$type->name} was removed from union type {$typeName}.",
                ];
            }
        }
    }

    return $typesRemovedFromUnion;
}