export default function grabTargetTableSchemaIndex({ tables, tableName, tableSchema, childTableSchema, }) {
    if (!tables)
        return undefined;
    const targetTableIndex = tables.findIndex((tbl) => (tableName && tableName == tbl.tableName) ||
        (tableSchema &&
            tableSchema.tableName &&
            tableSchema.tableName == tbl.tableName));
    if (targetTableIndex < 0)
        return undefined;
    return targetTableIndex;
}