import { ExamManifest, ExamSubmission, TrustedExamSubmission } from "./core/submissions";
import "colors";
import { Exam, Question, Section } from "./core";
import { ExamSpecification, StudentInfo } from "./core/exam_specification";
export declare namespace ExamUtils {
    function readExamSpecificationFromFileSync(filename: string): ExamSpecification;
    function writeExamSpecificationToFileSync(filename: string, spec: ExamSpecification): void;
    function loadExamSubmission(filename: string): ExamSubmission;
    function loadExamManifest(filename: string): ExamManifest;
    function loadTrustedSubmission(manifestDirectory: string, submittedFilename: string): TrustedExamSubmission;
    function loadTrustedSubmissions(manifestDirectory: string, submittedDirectory: string): TrustedExamSubmission[];
    function loadCSVRoster(filename: string): StudentInfo[];
    function writeExamAssets(asset_out_dir: string, exam: Exam, all_sections: readonly Section[], all_questions: readonly Question[]): void;
}
export declare function writeFrontendFile(outDir: string, filename: string): void;
export declare function copyFrontendAssets(asset_source_dir: string, frontend_assets_dir: string): void;