import { envVars } from '../types/envvars';
export declare function getFromEnvironment(envVar: envVars): string | undefined;
export declare function getFromEnvironmentWithDefault(envVar: envVars, defaultValue?: string): string;
export declare function getFromEnvironmentAsBoolean(envVar: envVars): boolean | undefined;
export declare function checkExistOnEnvironment(envVar: envVars): boolean;
declare const _default: {
    getFromEnvironment: typeof getFromEnvironment;
    getFromEnvironmentWithDefault: typeof getFromEnvironmentWithDefault;
    getFromEnvironmentAsBoolean: typeof getFromEnvironmentAsBoolean;
    checkExistOnEnvironment: typeof checkExistOnEnvironment;
};
export default _default;
