import { MatchedPattern, Morpheme } from '../unit';
import { MorphemeMaker } from '../maker';
import { Allomorph } from '../tonal/tonalres';
import { AlphabeticLetter, AlphabeticGrapheme, Sound } from '../unit';
import { TonalCombiningMetaplasm, TonalStandaloneMetaplasm } from '../metaplasm';
import { TonalSyllable } from './unit';
export declare function syllabifyTonal(letters: Array<AlphabeticLetter>, beginOfSyllable: number): MatchedPattern;
/** A syllable and its standalone forms. */
export declare class TonalStandaloneMorpheme extends Morpheme {
    syllable: TonalSyllable;
    allomorph: Allomorph;
    private metaplasm;
    private forms;
    sounds: Array<Sound>;
    constructor(syllable: TonalSyllable, sounds: Array<Sound>, metaplasm: TonalCombiningMetaplasm);
    getForms(): TonalSyllable[];
    addForms(syllables: TonalSyllable[]): void;
    private assignAllomorph;
}
export declare class TonalStandaloneMorphemeMaker extends MorphemeMaker {
    private sandhiFinals;
    private sandhiFinalTonals;
    private metaplasm;
    constructor(metaplasm: TonalStandaloneMetaplasm);
    protected createArray(): TonalStandaloneMorpheme[];
    protected createMorpheme(matched: MatchedPattern, metaplasm: TonalStandaloneMetaplasm): TonalStandaloneMorpheme;
    private isCombiningAy;
    private isCombiningEx;
    private isTransfixInflection;
    private isDoublet;
    private isTriplet;
    /** Check if ~ek or ~ekk available for the ~iet syllable. */
    private isEkEkkAvailableForRimeIet;
    protected preprocess(graphemes: Array<AlphabeticGrapheme>): AlphabeticLetter[];
    protected postprocess(matched: MatchedPattern[]): Array<TonalStandaloneMorpheme>;
    makeMorphemes(graphemes: Array<AlphabeticGrapheme>): TonalStandaloneMorpheme[];
}
/** A syllable and its sound changing forms. */
export declare class TonalSoundUnchangingMorpheme extends Morpheme {
    syllable: TonalSyllable;
    sounds: Array<Sound>;
    constructor(syllable: TonalSyllable, sounds: Sound[]);
    get lastSecondLetter(): string;
    uninsertNasal(): TonalSyllable[];
    toVoicelessFinal(): TonalSyllable[];
    unmutateInitialConsonant(initial: Sound): TonalSyllable[];
    unmutateFinalConsonant(initial: Sound): TonalSyllable[];
    uninfect(): TonalSyllable[];
}
export declare class TonalSoundUnchangingMorphemeMaker extends MorphemeMaker {
    constructor();
    protected createArray(): TonalSoundUnchangingMorpheme[];
    protected createMorpheme(match: MatchedPattern): TonalSoundUnchangingMorpheme;
    private postprocess;
    makeMorphemes(graphemes: Array<AlphabeticGrapheme>): TonalSoundUnchangingMorpheme[];
}