import { PhpAttributes, PhpNode } from './base';
import { PhpAttrGroup } from './attributes';
import { PhpExpr } from './expressions';
import { PhpType } from './types';
import { PhpPropertyHook } from './propertyHook';
/**
 * Represents a PHP parameter node in a function or method signature.
 *
 * @category PHP AST
 */
export interface PhpParam extends PhpNode {
    readonly nodeType: 'Param';
    readonly type: PhpType | null;
    readonly byRef: boolean;
    readonly variadic: boolean;
    readonly var: PhpExpr;
    readonly default: PhpExpr | null;
    readonly flags: number;
    readonly attrGroups: PhpAttrGroup[];
    readonly hooks: PhpPropertyHook[];
}
/**
 * Builds a PHP parameter node.
 *
 * @category PHP AST
 * @param    variable           - The variable expression for the parameter.
 * @param    options            - Optional configuration for the parameter (type, by reference, variadic, default value, flags, attribute groups, hooks).
 * @param    options.type
 * @param    options.byRef
 * @param    options.variadic
 * @param    options.default
 * @param    options.flags
 * @param    options.attrGroups
 * @param    options.hooks
 * @param    attributes         - Optional attributes for the node.
 * @returns A `PhpParam` node.
 */
export declare function buildParam(variable: PhpExpr, options?: {
    type?: PhpType | null;
    byRef?: boolean;
    variadic?: boolean;
    default?: PhpExpr | null;
    flags?: number;
    attrGroups?: PhpAttrGroup[];
    hooks?: PhpPropertyHook[];
}, attributes?: PhpAttributes): PhpParam;