interface PostmanEnvironmentJSON {
    id: string;
    name: string;
    values: Array<PostmanEnvironment.Value>;
    _postman_variable_scope?: 'environment';
    _postman_exported_at?: string;
    _postman_exported_using?: string;
}
export declare function isPostmanEnvironmentJSON(obj: unknown): obj is PostmanEnvironmentJSON;
export declare class PostmanEnvironment {
    /**
     * Loads the Postman environment from the given file content or posted file.
     *
     * @param file
     * File content or posted file.
     *
     * @return
     * Promise of PostmanEnvironment instance.
     */
    static fromFile(file: (string | File)): Promise<PostmanEnvironment>;
    /**
     * Loads the Postman Environment from the given Postman JSON.
     *
     * @param json
     * Postman JSON.
     *
     * @return
     * PostmanEnvironment instance.
     */
    static fromJSON(json: unknown): PostmanEnvironment;
    /**
     * Loads the Postman Environment from the given URL.
     *
     * @param url
     * URL to load from.
     *
     * @return
     * Promise of PostmanEnvironment instance.
     */
    static fromURL(url: string): Promise<PostmanEnvironment>;
    protected constructor(id: string, name: string, values: Array<PostmanEnvironment.Value>);
    readonly id: string;
    readonly name: string;
    readonly values: Array<PostmanEnvironment.Value>;
    /**
     * Retrieves all values for the given key or regular expression.
     *
     * @param key
     * Key or expression of the value to retrieve.
     *
     * @return
     * Postman Environment value or `undefined`.
     */
    getAllValuesOf(key: (string | RegExp)): Array<PostmanEnvironment.Value>;
    /**
     * Retrieves the last active value for the given key or regular expression.
     *
     * @param key
     * Key or expression of the value to retrieve.
     *
     * @return
     * Postman Environment value or `undefined`.
     */
    getLastValueOf(key: (string | RegExp)): (PostmanEnvironment.Value | undefined);
    /**
     * Retrieves the first active value for the given key or regular expression.
     *
     * @param key
     * Key or expression of the value to retrieve.
     *
     * @return
     * Postman Environment value or `undefined`.
     */
    getValueOf(key: (string | RegExp)): (PostmanEnvironment.Value | undefined);
}
export declare namespace PostmanEnvironment {
    interface Value {
        enabled?: boolean;
        key: string;
        type: string;
        value: string;
    }
    type ValueType = ('default' | 'secret');
}
export default PostmanEnvironment;