import type { ConditionalFn, ObjectGroupNode, RefsStore } from '@vinejs/compiler/types';
import { OTYPE, COTYPE, PARSE, ITYPE } from '../../symbols.js';
import type { ParserOptions, SchemaTypes, WithJSONSchema } from '../../types.js';
import { type JSONSchema7 } from 'json-schema';
/**
 * GroupConditional represents a subset of object properties that are conditionally
 * validated and merged based on a runtime condition. This allows schemas to have
 * different required fields depending on the values in the object being validated.
 *
 * @template Properties - Record of property names to their schema types
 * @template Input - Expected input type for these properties
 * @template Output - Output type after validation and transformation
 * @template CamelCaseOutput - Output type with camelCase property names
 *
 * @example
 * vine.group.if(
 *   (value) => value.shipping_required === true,
 *   {
 *     shipping_address: vine.string(),
 *     shipping_method: vine.string()
 *   }
 * )
 */
export declare class GroupConditional<Properties extends Record<string, SchemaTypes>, Input, Output, CamelCaseOutput> implements WithJSONSchema {
    #private;
    [ITYPE]: Input;
    [OTYPE]: Output;
    [COTYPE]: CamelCaseOutput;
    /**
     * Creates a new GroupConditional with a condition and properties.
     *
     * @param conditional - Function that returns truthy value when properties should be validated
     * @param properties - Properties to validate and merge when condition is true
     */
    constructor(conditional: ConditionalFn<Record<string, unknown>>, properties: Properties);
    /**
     * Converts the conditional properties to JSON Schema format.
     *
     * @returns JSON Schema representation of this conditional's properties
     */
    toJSONSchema(): JSONSchema7;
    /**
     * Compiles the conditional to a compiler node for validation.
     *
     * @param refs - Reference store for the compiler
     * @param options - Parser options
     * @returns Compiled conditional node
     */
    [PARSE](refs: RefsStore, options: ParserOptions): ObjectGroupNode['conditions'][number];
}