import { CustomIssue, CustomSchema, ErrorMessage, InferOutput } from 'valibot';

/**
 * A schema for validating SPDX license identifiers {@see {@link https://spdx.dev/}}.
 * @module
 */

/**
 * Function to validate SPDX license identifiers.
 * @param overrideMessage - A string to override the default message or a callback to define a custom message function.
 * @returns A custom schema for SPDX license validation.
 */
declare const spdx: (overrideMessage?: string | ((value: CustomIssue) => string)) => CustomSchema<string, ErrorMessage<CustomIssue>>;
/**
 * Function to validate OSI-approved SPDX license identifiers.
 * @param overrideMessage - A string to override the default message or a callback to define a custom message function.
 * @returns A custom schema for OSI-approved SPDX license validation.
 */
declare const osi: (overrideMessage?: string | ((value: CustomIssue) => string)) => CustomSchema<string, ErrorMessage<CustomIssue>>;
/**
 * Type for the output of the SPDX schema.
 * @typedef {InferOutput<ReturnType<typeof spdx>>} SpdxSchema
 */
type SpdxSchema = InferOutput<ReturnType<typeof spdx>>;
/**
 * Type for the output of the OSI schema.
 * @typedef {InferOutput<ReturnType<typeof osi>>} OsiSchema
 */
type OsiSchema = InferOutput<ReturnType<typeof osi>>;

export { type OsiSchema, type SpdxSchema, osi, spdx };