export declare class Constants {
    static readonly RAML_TAG_REGEX: RegExp;
    static readonly RAML_EXTENSION = ".raml";
    static readonly YAML_EXTENSION = ".yaml";
    static readonly JSON_EXTENSION = ".json";
    static readonly AVSC_EXTENSION = ".avsc";
    static readonly VALID_EXTENSIONS: string[];
    static readonly APPLICATION_YAML = "application/yaml";
    static readonly APPLICATION_JSON = "application/json";
    static readonly RAML_VENDOR = "RAML 1.0";
    static readonly RAML_08_VENDOR = "RAML 0.8";
    static readonly ASYNC_VENDOR = "ASYNC 2.0";
    static readonly RAML_SPEC_HEADERS: string[];
    static readonly RAML_FRAGMENT_HEADERS: string[];
    static getExtension: (filePath: string) => string;
}
export declare const LOCAL_ROOT_DIR = "file://";
export declare const removeProtocol: (path: string) => string;
export declare const toAbsolutePath: (path: string) => string;
export declare const toRelativePath: (path: string) => string;
export declare const isYaml: (extension: string) => boolean;
export declare const isJson: (extension: string) => boolean;
export declare const isAsync: (parsedContent: any) => boolean;