import type { Schema, SchemaValue } from "./schema.js";
import type { Validator } from "./validator.js";
import type { Merger } from "./merger.js";
/**
 * Detects `select` schema
 * - Schema contains `enum` property
 * - Or schemas in `oneOf || anyOf` are `constant`
 * @example
 *
 * ```json
 * {
 *   "enum": [
 *     "foo",
 *     "bar"
 *   ]
 * }
 * ```
 *
 * @example
 *
 * ```json
 * {
 *   "oneOf": [
 *     { "const": "foo" },
 *     { "enum": ["bar"] }
 *   ]
 * }
 * ```
 */
export declare function isSelect(validator: Validator, merger: Merger, theSchema: Schema, rootSchema: Schema): boolean;
export declare function getSelectOptionValues({ enum: enumValues, oneOf, anyOf, }: Schema): SchemaValue[] | undefined;
/**
 * Detects `multi select` schema
 * - Array with unique items
 * - Items is `select` schema
 * @example
 *
 * ```json
 * {
 *   "type": "array",
 *   "uniqueItems": true,
 *   "items": {
 *     "enum": [
 *       "foo",
 *       "bar"
 *     ]
 *   }
 * }
 * ```
 */
export declare function isMultiSelect(validator: Validator, merger: Merger, { items, uniqueItems }: Schema, rootSchema: Schema): boolean;