import { CanActivate, ExecutionContext, type NestMiddleware, type SetMetadata } from '@nestjs/common';
import { BiomeApiScope, type BiomeApiRequestContext } from '../index.js';
export declare const BIOME_REQUEST_CONTEXT: unique symbol;
interface RequestWithContext {
    headers: Record<string, string | string[] | undefined>;
    [BIOME_REQUEST_CONTEXT]?: BiomeApiRequestContext;
}
export declare class BiomeApiRequestContextMiddleware implements NestMiddleware {
    use(req: RequestWithContext, _res: unknown, next: (error?: unknown) => void): void;
}
export declare const BiomeRequestContext: (...dataOrPipes: unknown[]) => ParameterDecorator;
export declare function RequireScope(scope: BiomeApiScope): MethodDecorator;
export declare class BiomeApiScopeGuard implements CanActivate {
    canActivate(ctx: ExecutionContext): boolean;
}
export type { SetMetadata };
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