import moo from "moo";
import type { InitialSchema } from "../internal/types";
declare const reject: unique symbol;
type InputData = (moo.Token | InitialSchema)[];
type PostProcess = (d: InputData, context: {
    index: number;
}, rej: typeof reject) => InitialSchema | typeof reject;
type RuleSymbol = string | {
    type: string;
};
export type Rule = {
    name: string;
    symbols: RuleSymbol[];
    postprocess: PostProcess;
};
export declare const NULL_TOKEN: string;
export declare const createEmptyAtJson: PostProcess;
export declare const createTextAtJson: PostProcess;
export declare const combineAtJsons: (d: InputData) => {
    content: string;
    annotations: ({
        end: number;
        start: number;
        type: "block";
        attributes: {
            level: number;
            viewType: "bullet" | "numbered" | "document";
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "metadata";
        attributes: {
            title: string;
            parent: string;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "bold";
        appAttributes?: Record<string, Record<string, string>> | undefined;
        attributes?: {
            open?: boolean | undefined;
            delimiter?: string | undefined;
        } | undefined;
    } | {
        end: number;
        start: number;
        type: "italics";
        appAttributes?: Record<string, Record<string, string>> | undefined;
        attributes?: {
            open?: boolean | undefined;
            delimiter?: string | undefined;
        } | undefined;
    } | {
        end: number;
        start: number;
        type: "strikethrough";
        appAttributes?: Record<string, Record<string, string>> | undefined;
        attributes?: {
            open?: boolean | undefined;
            delimiter?: string | undefined;
        } | undefined;
    } | {
        end: number;
        start: number;
        type: "highlighting";
        appAttributes?: Record<string, Record<string, string>> | undefined;
        attributes?: {
            open?: boolean | undefined;
            delimiter?: string | undefined;
        } | undefined;
    } | {
        end: number;
        start: number;
        type: "inline";
        appAttributes?: Record<string, Record<string, string>> | undefined;
        attributes?: {
            open?: boolean | undefined;
            delimiter?: string | undefined;
        } | undefined;
    } | {
        end: number;
        start: number;
        type: "link";
        attributes: {
            href: string;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "reference";
        attributes: {
            notebookPageId: string;
            notebookUuid: string;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "image";
        attributes: {
            src: string;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "custom";
        attributes: {
            name: string;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    } | {
        end: number;
        start: number;
        type: "code";
        attributes: {
            language: string;
            ticks?: number | undefined;
        };
        appAttributes?: Record<string, Record<string, string>> | undefined;
    })[];
};
export declare const head: PostProcess;
export declare const URL_REGEX: RegExp;
declare const atJsonParser: ({ lexerRules, grammarRules, }: {
    lexerRules: moo.Rules;
    grammarRules: Rule[];
}) => (s: string, opts?: {
    debug?: true;
}) => InitialSchema;
export default atJsonParser;