import { z } from "zod";
import type { FileEditRequest } from "./types.ts";
/** Per-file edit input, as accepted by createHashlineEditTool. */
export interface HashlineEditInputFile extends FileEditRequest {
    hashWidth?: number;
}
/**
 * Internal test-only hooks for createHashlineEditTool.
 *
 * `beforeWrite` is invoked while all path locks are held, after every file's
 * edit has been computed and before the pre-write version recheck. It defaults
 * to no behavior and is intentionally NOT part of the public tool schema or the
 * user-facing tool documentation — it exists to let tests inject deterministic
 * external modifications into the read → recheck window.
 */
export interface HashlineEditToolHooks {
    beforeWrite?: (ctx: {
        files: HashlineEditInputFile[];
        writes: Array<{
            filePath: string;
            content: string;
        }>;
    }) => void | Promise<void>;
}
/** Per-file result of the read → validate → compute pipeline. */
export interface ProcessedFileResult {
    filePath: string;
    version: string;
    /** True when the file existed at read phase (false for to-be-created files). */
    existed: boolean;
    diff: string;
    additions: number;
    deletions: number;
    reanchored: string;
    error?: string;
    content?: string;
    correctionsApplied?: Array<{
        old: string;
        new: string;
    }>;
    noopEdits?: number;
    deduplicatedEdits?: number;
}
export declare function createHashlineEditTool(hooks?: HashlineEditToolHooks): import("../platform/types.ts").CanonicalToolDef<{
    files: z.ZodArray<z.ZodObject<{
        filePath: z.ZodString;
        version: z.ZodString;
        hashWidth: z.ZodOptional<z.ZodNumber>;
        edits: z.ZodArray<z.ZodObject<{
            op: z.ZodDefault<z.ZodEnum<{
                replace: "replace";
                append: "append";
                prepend: "prepend";
            }>>;
            pos: z.ZodOptional<z.ZodString>;
            end: z.ZodOptional<z.ZodString>;
            lines: z.ZodOptional<z.ZodUnion<readonly [z.ZodString, z.ZodArray<z.ZodString>]>>;
        }, z.core.$strip>>;
    }, z.core.$strip>>;
}>;
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