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// Type definitions for minimist 1.2
// Project: https://github.com/substack/minimist
// Definitions by: Bart van der Schoor <https://github.com/Bartvds>
//                 Necroskillz <https://github.com/Necroskillz>
//                 kamranayub <https://github.com/kamranayub>
//                 Piotr Błażejewicz <https://github.com/peterblazejewicz>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

/**
 * Return an argument object populated with the array arguments from args
 *
 * @param [args] An optional argument array (typically `process.argv.slice(2)`)
 * @param [opts] An optional options object to customize the parsing
 */
declare function minimist(args?: string[], opts?: minimist.Opts): minimist.ParsedArgs;

/**
 * Return an argument object populated with the array arguments from args. Strongly-typed
 * to be the intersect of type T with minimist.ParsedArgs.
 *
 * `T` The type that will be intersected with minimist.ParsedArgs to represent the argument object
 *
 * @param [args] An optional argument array (typically `process.argv.slice(2)`)
 * @param [opts] An optional options object to customize the parsing
 */
declare function minimist<T>(args?: string[], opts?: minimist.Opts): T & minimist.ParsedArgs;

/**
 * Return an argument object populated with the array arguments from args. Strongly-typed
 * to be the the type T which should extend minimist.ParsedArgs
 *
 * `T` The type that extends minimist.ParsedArgs and represents the argument object
 *
 * @param [args] An optional argument array (typically `process.argv.slice(2)`)
 * @param [opts] An optional options object to customize the parsing
 */
declare function minimist<T extends minimist.ParsedArgs>(args?: string[], opts?: minimist.Opts): T;

declare namespace minimist {
    interface Opts {
        /**
         * A string or array of strings argument names to always treat as strings
         */
        string?: string | string[] | undefined;

        /**
         * A boolean, string or array of strings to always treat as booleans. If true will treat
         * all double hyphenated arguments without equals signs as boolean (e.g. affects `--foo`, not `-f` or `--foo=bar`)
         */
        boolean?: boolean | string | string[] | undefined;

        /**
         * An object mapping string names to strings or arrays of string argument names to use as aliases
         */
        alias?: { [key: string]: string | string[] } | undefined;

        /**
         * An object mapping string argument names to default values
         */
        default?: { [key: string]: any } | undefined;

        /**
         * When true, populate argv._ with everything after the first non-option
         */
        stopEarly?: boolean | undefined;

        /**
         * A function which is invoked with a command line parameter not defined in the opts
         * configuration object. If the function returns false, the unknown option is not added to argv
         */
        unknown?: ((arg: string) => boolean) | undefined;

        /**
         * When true, populate argv._ with everything before the -- and argv['--'] with everything after the --.
         * Note that with -- set, parsing for arguments still stops after the `--`.
         */
        '--'?: boolean | undefined;
    }

    interface ParsedArgs {
        [arg: string]: any;

        /**
         * If opts['--'] is true, populated with everything after the --
         */
        '--'?: string[] | undefined;

        /**
         * Contains all the arguments that didn't have an option associated with them
         */
        _: string[];
    }
}

export = minimist;