import type { CoverageMapData } from "istanbul-lib-coverage";
import { Stmt, Expr } from "../parser";
import { ComponentScript } from "../scenegraph";
export declare class CoverageCollector {
    readonly projectRoot: string;
    readonly parseFn: (filenames: ComponentScript[]) => Promise<Stmt.Statement[]>;
    /**
     * map of file paths => FileCoverage objects
     */
    private files;
    private scripts;
    constructor(projectRoot: string, parseFn: (filenames: ComponentScript[]) => Promise<Stmt.Statement[]>);
    crawlBrsFiles(): Promise<void>;
    logHit(statement: Expr.Expression | Stmt.Statement): void;
    getCoverage(): CoverageMapData;
}