import type { Change } from '@milkdown/prose/changeset';
import type { Node } from '@milkdown/prose/model';
export interface DiffState {
    /** The target (new) document that we're diffing toward */
    newDoc: Node;
    /** Current changes between current doc and newDoc (recomputed on doc change) */
    changes: readonly Change[];
    /** Ranges in newDoc that have been rejected (fromB..toB).
     *  These are stable because newDoc never changes. */
    rejectedRanges: Array<{
        fromB: number;
        toB: number;
    }>;
    /** Whether the diff review is currently active */
    active: boolean;
}
export interface DiffConfig {
    /** Map of node type names to attribute keys to ignore when diffing */
    ignoreAttrs: Record<string, string[]>;
}
export interface DiffRange {
    fromA: number;
    toA: number;
    fromB: number;
    toB: number;
}
export type DiffAction = {
    type: 'start';
    newDoc: Node;
} | {
    type: 'accept';
    changeIndex: number;
} | {
    type: 'reject';
    fromB: number;
    toB: number;
} | {
    type: 'acceptRange';
    range: DiffRange;
} | {
    type: 'rejectRange';
    range: DiffRange;
} | {
    type: 'acceptAll';
} | {
    type: 'clear';
};
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