export type MoveLineResult = {
    moved: true;
    state: InputCoreState;
} | {
    moved: false;
};
export interface InputCoreState {
    readonly buffer: string;
    readonly cursor: number;
}
export interface InputCoreRange {
    readonly start: number;
    readonly end: number;
}
declare function replaceRange(state: InputCoreState, range: InputCoreRange, text: string): InputCoreState;
export declare const InputCore: {
    readonly seed: (buffer?: string) => InputCoreState;
    readonly replaceRange: typeof replaceRange;
    readonly insert: (state: InputCoreState, text: string) => InputCoreState;
    readonly backspace: (state: InputCoreState) => InputCoreState;
    readonly deleteForward: (state: InputCoreState) => InputCoreState;
    readonly deleteWordBackward: (state: InputCoreState) => InputCoreState;
    readonly deleteWordForward: (state: InputCoreState) => InputCoreState;
    readonly deleteToLineStart: (state: InputCoreState) => InputCoreState;
    readonly deleteToLineEnd: (state: InputCoreState) => InputCoreState;
    readonly moveLeft: (state: InputCoreState) => InputCoreState;
    readonly moveRight: (state: InputCoreState) => InputCoreState;
    readonly moveHome: (state: InputCoreState) => InputCoreState;
    readonly moveEnd: (state: InputCoreState) => InputCoreState;
    readonly moveLineStart: (state: InputCoreState) => InputCoreState;
    readonly moveLineEnd: (state: InputCoreState) => InputCoreState;
    readonly moveWordBackward: (state: InputCoreState) => InputCoreState;
    readonly moveWordForward: (state: InputCoreState) => InputCoreState;
    readonly moveUpLine: (state: InputCoreState, terminalWidth: number, promptVisibleLen: number) => MoveLineResult;
    readonly moveDownLine: (state: InputCoreState, terminalWidth: number, promptVisibleLen: number) => MoveLineResult;
};
export {};