export type ArtifactType = 'code_block' | 'command' | 'url';
export interface ArtifactEntry {
    index: number;
    type: ArtifactType;
    lang: string;
    text: string;
}
export type CodeBlockEntry = ArtifactEntry;
export declare function enableCodeBlockRegister(): void;
export declare function disableCodeBlockRegister(): void;
export declare function registerArtifact(type: ArtifactType, lang: string, text: string): number;
export declare function registerCodeBlock(lang: string, text: string): number;
export declare function getCodeBlocks(): readonly ArtifactEntry[];
export declare function getCodeBlock(n: number): ArtifactEntry | undefined;
export declare function resetCodeBlockRegister(): void;