import { ReactNode } from 'react';
export declare enum CodeBlockVariant {
    DEFAULT = "default",
    NO_GUTTER = "no-gutter",
    DIFF = "diff"
}
export declare enum DiffLineType {
    ADDED = "added",
    REMOVED = "removed",
    UNCHANGED = "unchanged"
}
export interface DiffLine {
    content: string;
    type: DiffLineType;
}
export type SupportedLanguage = 'javascript' | 'typescript' | 'jsx' | 'tsx' | 'json' | 'css' | 'html' | 'markdown' | 'yaml' | 'python' | 'rust' | 'haskell';
export type DiffViewSegment = {
    type: 'lines';
    start: number;
    end: number;
} | {
    type: 'collapsed';
    start: number;
    end: number;
};
export type CodeBlockProps = {
    code: string;
    variant?: CodeBlockVariant;
    showLineNumbers?: boolean;
    showHeader?: boolean;
    header?: string;
    headerLeftSlot?: ReactNode;
    headerRightSlot?: ReactNode;
    diffLines?: DiffLine[];
    showCopyButton?: boolean;
    autoFormat?: boolean;
    language?: SupportedLanguage;
    /**
     * When true (default), unchanged lines outside the context window around
     * edits are hidden behind an expand control (GitHub-style). Only applies
     * when variant is DIFF and diffLines is set.
     */
    isDiffUnchangedCollapsed?: boolean;
    /**
     * How many unchanged lines to show above and below each change when
     * isDiffUnchangedCollapsed is true. Defaults to 3.
     */
    diffContextLines?: number;
    /**
     * Lines revealed per click when expanding a collapsed gap from the start
     * or end (GitHub-style). Defaults to 20.
     */
    diffExpandChunk?: number;
    /**
     * Maximum height for the code content area. When content exceeds this height,
     * the code area scrolls while the header remains fixed.
     * Accepts CSS values like '300px', '20rem', '50vh', etc.
     */
    maxHeight?: string;
};