import { SUBTYPE } from '../../symbols.js';
import { BaseLiteralType } from '../base/literal.js';
import type { FieldContext, FieldOptions, Validation } from '../../types.js';
/**
 * VineEnum represents an enum data type that performs validation
 * against a pre-defined choices list. It ensures the input value
 * matches one of the allowed enum values exactly.
 *
 * @template Values - The readonly array of allowed enum values
 *
 * @example
 * const schema = vine.enum(['active', 'inactive', 'pending'] as const)
 *
 * const result = await vine.validate({
 *   schema,
 *   data: 'active' // Must be one of the defined values
 * })
 */
export declare class VineEnum<const Values extends readonly unknown[]> extends BaseLiteralType<Values[number], Values[number], Values[number]> {
    #private;
    /**
     * Static collection of all available validation rules for enums
     */
    static rules: {
        enum: (options: {
            choices: readonly any[] | ((field: FieldContext) => readonly any[]);
        }) => Validation<{
            choices: readonly any[] | ((field: FieldContext) => readonly any[]);
        }>;
    };
    /**
     * The subtype identifier for the literal schema field
     */
    [SUBTYPE]: string;
    /**
     * Returns the enum choices, either static values or function.
     *
     * @returns The enum values or generator function
     */
    getChoices(): Values | ((field: FieldContext) => Values);
    /**
     * Creates a new VineEnum instance with the specified allowed values.
     *
     * @param values - Array of allowed values or function returning allowed values
     * @param options - Field options like bail mode and nullability
     * @param validations - Initial set of validations to apply
     */
    constructor(values: Values | ((field: FieldContext) => Values), options?: FieldOptions, validations?: Validation<any>[]);
    /**
     * Clones the VineEnum schema type. The applied options
     * and validations are copied to the new instance.
     *
     * @returns A cloned instance of this VineEnum schema
     */
    clone(): this;
}