import { Diff } from './diff.js';
import { ReconcileMode } from './model.js';
/** What the report shows: the mode selects which operations, plus whether to list unchanged. */
type ReportOptions = {
    mode: ReconcileMode;
    showUnchanged: boolean;
};
/**
 * Render a diff as a plan body, grouped by kind then target, with `+` adds, `~` expiration
 * updates, `-` removes, and `=` unchanged. The mode scopes which operations appear (additive
 * hides removes, destructive hides adds and updates), unchanged lines appear only when asked,
 * and targets with nothing to show are omitted. Shared by plan and apply.
 */
export declare function formatDiff(diff: Diff, options: ReportOptions): string[];
export {};
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