export type EditionTierGroup = '' | 'semiDiplomatic' | 'modernized';
export type EditionTierDefinition = {
    symbol: string;
    label: string;
    order: number;
    group: EditionTierGroup;
    abbreviation: boolean;
};
export declare const StructuralEditionTiers: {
    readonly ORIGINAL: "ori";
    readonly JUNCTION: "jun";
    readonly SEGMENTATION: "seg";
};
/** Default configurable tier symbols (structural ops are excluded). */
export declare const EditionTiers: {
    readonly ORIGINAL: "ori";
    readonly JUNCTION: "jun";
    readonly SEGMENTATION: "seg";
    readonly SPELLING: "gra";
    readonly EXPANSION: "exp";
    readonly CORRECTION: "cor";
    readonly PUNCTUATION: "pon";
    readonly ILLEGIBLE: "ileg";
    readonly MODERNIZATION: "mod";
    readonly PADRONIZATION: "pad";
    readonly INFLECTION: "fle";
};
export type EditionTierSymbol = (typeof EditionTiers)[keyof typeof EditionTiers];
export declare const DEFAULT_EDITION_TIERS: EditionTierDefinition[];
export type EditionGroup = {
    id: string;
    labelKey: string;
    tiers: string[];
    defaultTier: string;
};
export declare const isStructuralEditionTier: (symbol: string) => boolean;