import { type Snippet } from 'svelte';
import type { DiffFile, SplitSide } from '@git-diff-view/core';
export declare function setRenderExtend<T>(props: {
    renderExtendLine?: Snippet<[
        {
            lineNumber: number;
            side: SplitSide;
            data: T;
            diffFile: DiffFile;
            onUpdate: () => void;
        }
    ]>;
}): void;
export declare function getRenderExtend(): () => Snippet<[{
    lineNumber: number;
    side: SplitSide;
    data: any;
    diffFile: DiffFile;
    onUpdate: () => void;
}]>;