import * as Shift from 'shift-ast';
import Scope from '../../scope/scope';
export default class ProxyFunction {
    id: string;
    node: Shift.Node;
    parentNode: Shift.Node;
    scope: Scope<ProxyFunction>;
    name: string;
    params: Shift.BindingIdentifier[];
    expression: Shift.Expression;
    /**
     * Creates a new proxy function.
     * @param node The function node.
     * @param parentNode The parent node.
     * @param scope The scope the function is within.
     * @param name The name of the proxy function.
     * @param params The parameters of the proxy function.
     * @param expression The expression returned by the proxy function.
     */
    constructor(node: Shift.Node, parentNode: Shift.Node, scope: Scope<ProxyFunction>, name: string, params: Shift.BindingIdentifier[], expression: Shift.Expression);
    /**
     * Returns the replacement for a call of the proxy function.
     * @param args The arguments of the proxy function call.
     */
    getReplacement(args: Shift.Expression[]): Shift.Expression;
    /**
     * Finds all usages of the proxy function's parameters within a given
     * expression.
     * @param expression The expression node.
     */
    private findParameterUsages;
    /**
     * Returns a copy of an expression.
     * @param node The expression node.
     */
    private duplicateExpression;
}