PyCall Julia Discord bot.

julia_tan.jl

#!/usr/bin/env julia

module JuliaTanBot


export julia_tan

using PyCall

@pyimport textwrap
@pyimport discord.ext.commands as discord


function julia_tan()
    dd  = tw.dedent
    bot = discord.Bot(command_prefix = "j", description = description)
    separador = "#" ^ 80
    patron    = r"""
        ^
        (
            \s*       |
            \s*`\s*   |
            \s*```\s+ |
            \s*```julia\s+
        )
        (
            .*?
        )
        (
            \s*
            \s*`\s*   |
            \s*```\s* |
        )
        $
    """sx

    py"""
    @$bot.event
    async def on_ready():
        print($dd(
            '''
            {0}

            Julia-tan JuliaLangEs Discord bot.

            BOT NAME: {1}
            BOT ID  : {2}

            {0}
            '''.format(
                $separator,
                $bot.user.name,
                $bot.user.id
            )
        ))
    """

    py"""
    @$bot.command()
    async def l(*, entrada: str):
        match = $match
        eval  = $eval
        parse = $parse
        comando   = match($patron, entrada).captures[1]
        resultado = eval(parse(comando))

        await $bot.say($dd(
            '''
            ```julia
            julia> {0}
            {1}
            ```
            '''.format(comando, resultado)
        ))
    """

    bot[:run](ENV["DISCORD_BOT_TOKEN"])
end

end  # module

using JuliaTanBot


julia_tan()