import { OpenAPIV3 } from "openapi-types";
import { AuthInfo, AuthType, ErrorResult, ParseOptions } from "./interfaces";
import { IMessagingExtensionCommand, IParameter } from "@microsoft/teams-manifest";
export declare class Utils {
    static hasNestedObjectInSchema(schema: OpenAPIV3.SchemaObject): boolean;
    static isObjectSchema(schema: OpenAPIV3.SchemaObject): boolean;
    static containMultipleMediaTypes(bodyObject: OpenAPIV3.RequestBodyObject | OpenAPIV3.ResponseObject): boolean;
    static isBearerTokenAuth(authScheme: AuthType): boolean;
    static isAPIKeyAuth(authScheme: AuthType): boolean;
    static isOAuthWithAuthCodeFlow(authScheme: AuthType): boolean;
    static getAuthArray(securities: OpenAPIV3.SecurityRequirementObject[] | undefined, spec: OpenAPIV3.Document): AuthInfo[][];
    static getAuthInfo(spec: OpenAPIV3.Document): AuthInfo | undefined;
    static updateFirstLetter(str: string): string;
    static getResponseJson(operationObject: OpenAPIV3.OperationObject | undefined, allowMultipleMediaType?: boolean): {
        json: OpenAPIV3.MediaTypeObject;
        multipleMediaType: boolean;
    };
    static convertPathToCamelCase(path: string): string;
    static getUrlProtocol(urlString: string): string | undefined;
    static resolveEnv(str: string): string;
    static checkServerUrl(servers: OpenAPIV3.ServerObject[]): ErrorResult[];
    static validateServer(spec: OpenAPIV3.Document, options: ParseOptions): ErrorResult[];
    static isWellKnownName(name: string, wellknownNameList: string[]): boolean;
    static generateParametersFromSchema(schema: OpenAPIV3.SchemaObject, name: string, allowMultipleParameters: boolean, isRequired?: boolean): [IParameter[], IParameter[]];
    static updateParameterWithInputType(schema: OpenAPIV3.SchemaObject, param: IParameter): void;
    static parseApiInfo(operationItem: OpenAPIV3.OperationObject, options: ParseOptions): IMessagingExtensionCommand;
    static format(str: string, ...args: string[]): string;
    static getSafeRegistrationIdEnvName(authName: string): string;
    static getServerObject(spec: OpenAPIV3.Document, method: string, path: string): OpenAPIV3.ServerObject | undefined;
}