Automattic\WooCommerce\Vendor\GraphQL\Utils

BreakingChangesFinder::findFieldsThatChangedTypeOnObjectOrInterfaceTypes │ public static │ WC 1.0

Method of the class: BreakingChangesFinder{}

No Hooks.

Returns

Array. Change>

Usage

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

BreakingChangesFinder::findFieldsThatChangedTypeOnObjectOrInterfaceTypes() code WC 10.9.1

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

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

        $oldTypeFieldsDef = $oldType->getFields();
        $newTypeFieldsDef = $newType->getFields();
        foreach ($oldTypeFieldsDef as $fieldName => $fieldDefinition) {
            // Check if the field is missing on the type in the new schema.
            if (! isset($newTypeFieldsDef[$fieldName])) {
                $breakingChanges[] = [
                    'type' => self::BREAKING_CHANGE_FIELD_REMOVED,
                    'description' => "{$typeName}.{$fieldName} was removed.",
                ];
            } else {
                $oldFieldType = $oldTypeFieldsDef[$fieldName]->getType();
                $newFieldType = $newTypeFieldsDef[$fieldName]->getType();
                $isSafe = self::isChangeSafeForObjectOrInterfaceField(
                    $oldFieldType,
                    $newFieldType
                );
                if (! $isSafe) {
                    $breakingChanges[] = [
                        'type' => self::BREAKING_CHANGE_FIELD_CHANGED_KIND,
                        'description' => "{$typeName}.{$fieldName} changed type from {$oldFieldType} to {$newFieldType}.",
                    ];
                }
            }
        }
    }

    return $breakingChanges;
}