@nestjs/core/router/interfaces/route-conflict.interface.d.ts

Nest - modern, fast, powerful node.js web framework (@core)

import { ResolvedRoute } from './resolved-route.interface.js';
/**
 * Distinguishes the two flavors of route overlap.
 * - `duplicate` — identical method + path + version + host registered twice.
 * - `shadow`    — patterns can match the same request but are not identical.
 */
export type ConflictKind = 'duplicate' | 'shadow';
export interface RouteConflict {
    /** Route registered first; on order-sensitive adapters this wins. */
    winner: ResolvedRoute;
    /** Route registered later; on order-sensitive adapters this never matches. */
    shadowed: ResolvedRoute;
    kind: ConflictKind;
}