Leo/src/commands/cmd_macro.rs

extern crate serenity;
use serenity::{
    model::channel::Message,
    prelude::*,
    utils::MessageBuilder,
};

extern crate json;

extern crate regex;
use regex::Regex;

use crate::traits::Command;

pub struct CmdMacro {}

impl Command for CmdMacro {
    fn execute(&self, ctx: &Context, msg: &Message) {

        let response = MessageBuilder::new()
            .push("Hello World")
            .build();
        msg.channel_id.say(&ctx.http, &response);
    }

    fn valid(&self, ctx: &Context, msg: &Message) -> bool {
        return msg.content == "macro";
    }
}

impl CmdMacro {
    pub fn new() -> CmdMacro{
        return CmdMacro{};
    }
}