import type { ChatLine } from "../../types.js";
export type StructuredPatchHunk = {
    oldStart: number;
    oldLines: number;
    newStart: number;
    newLines: number;
    lines: string[];
};
export type FileToolResult = {
    kind: "write";
    toolName: "write_file";
    path: string;
    appended: boolean;
    bytesWritten?: number;
    structuredPatch: StructuredPatchHunk[];
} | {
    kind: "edit";
    toolName: "edit_file";
    path: string;
    dryRun: boolean;
    editsApplied?: number;
    changed?: boolean;
    previews: string[];
    structuredPatch: StructuredPatchHunk[];
};
export declare function useFileToolResult(line: ChatLine): FileToolResult | null;