import * as ast from "./grammar/ast";
import { InputSource, Program } from "./semantics/program";
import { TypeChecker } from "./semantics/type-checker";
export declare class VisitorContext {
    source: InputSource;
    program: Program;
    typeChecker: TypeChecker;
    constructor(source: InputSource, program: Program);
    visit(node: ast.AnyAstNode, callback: VisitorCallback): void;
}
export declare enum VisitResult {
    Continue = 0,
    StopVisiting = 1
}
export type VisitorCallback = (node: ast.AnyAstNode, context: VisitorContext) => VisitResult | void;
export declare function visitFile(file: ast.File, source: InputSource, callback: VisitorCallback, program: Program): void;