import type { SwaggerBuildOptions, SwaggerSpec } from './swagger.types';
import { Type } from '@hazeljs/core';
export declare class SwaggerService {
    private spec;
    /** Build spec by walking the module tree (imports + controllers). */
    generateAutoSpec(moduleType: Type<unknown>, options?: SwaggerBuildOptions): SwaggerSpec;
    /**
     * Build spec from an explicit controller list.
     * Controllers do not require `@Swagger` on the class; routes without `@ApiOperation`
     * are filled when `autoGenerateOperations` is true (default).
     */
    generateSpec(controllers: Type<unknown>[], options?: SwaggerBuildOptions): SwaggerSpec;
    private buildOpenApiFromControllers;
    private normalizePrefix;
    private joinPathSegments;
    private processControllerRoutes;
    private processRoute;
    private generateAutoOperation;
    private extractPathParameters;
    private addDefaultSchemas;
    private normalizePath;
}
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