/**
 * Converts a model-planned, 1-based line selection into exact host-owned byte
 * ranges. Language understanding chooses the semantic range; the host validates
 * it and never lets the model choose paths or raw offsets.
 */
import type { ConversionUnit } from "../../workflows/types.ts";
export interface PlannedEditSelection {
    mode: "insert" | "replace";
    startLine: number;
    endLine: number;
}
/** Render a bounded source file with stable 1-based line numbers for planning. */
export declare function numberedSource(source: string): string;
/**
 * Attach an independently stale-checked replacement range to an inline unit.
 * The marker remains its own deletion range and may be anywhere in the file.
 */
export declare function applyPlannedEditSelection(unit: ConversionUnit, source: string, selection: PlannedEditSelection): void;
//# sourceMappingURL=edit-selection.d.ts.map