Function getRequestedAxisKeys

packages/core/src/utils/variable.ts:196–209

(
	variableConfig: VariableAxisConfig,
	axisKeys: readonly VariableAxisKey[] | undefined,
)

 * axis keys.
 */
export const getRequestedAxisKeys = (
	variableConfig: VariableAxisConfig,
	axisKeys: readonly VariableAxisKey[] | undefined,
): VariableAxisKey[] => {
	// Filter out any empty keys.
	const normalized = axisKeys?.map((key) => key.trim()).filter(Boolean);

	if (normalized && normalized.length > 0) {
		return [...new Set(normalized)];
	}

	// Default to all keys if the caller didn't specify any.
	return getVariableAxisKeys(variableConfig);
};