Function getRequiredExtensions

src/utils/columnTypes.ts:68–76

(
  columnTypes: string[],
  availableTypes: DataTypeInfo[],
)

 * Returns the list of unique extension names required by the given column types.
 */
export function getRequiredExtensions(
  columnTypes: string[],
  availableTypes: DataTypeInfo[],
): string[] {
  const exts = columnTypes
    .map((t) => availableTypes.find((at) => at.name === t)?.requires_extension)
    .filter((e): e is string => !!e);
  return [...new Set(exts)];
}