Basics of a flag parser - flag.js

This is set up to support and require certain args per flag, so I'll be makin an embed command with fields support to demonstrate this later

commands/Owner/flagparse.js

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+const { MessageEmbed } = require("discord.js");
+const { flagParse } = require("../../config/flagParser.js");
+
+module.exports = {
+    name: "flagparse",
+    description: "Evaluate entered code",
+    usage: "invite",
+    groups: ["utilites"],
+    DM: true,
+    cooldown: {type: "map", time: 0},
+    aliases: ["fparse"],
+    run: async (client, message, args) => {
+
+        let parse = await flagParse([
+            {name: "good", args: [String]},
+            {name: "bad", args: [String]}
+        ], args.join(" "));
+
+        const embed = new MessageEmbed()
+        .setTitle('Flag Parse')
+        .setDescription(`noFlags: ${parse.get("noFlag")}\nGood: ${parse.get("good")}\nbad: ${parse.get("bad")}\n`)
+        .setColor(0x4B0082);
+        message.reply(embed);
+    }
+}

config/flagParser.js

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+exports.flagParse = async (flags, string) => {
+    // find all groups
+    let located = string.match(/("[^"]*")|([^"\s]*)/ig).filter(str => str !== '');
+    const map = new Map();
+    let currentFlag = "";
+    console.log(located);
+    // combine two that are next to eachother
+    for (let current of located) {
+        // make and set currentFlag
+        if (current.match(/^-/ig)) {
+           for (let flag of flags) {
+               if (flag.name == current.slice(1)) {
+                   map.set(flag.name, []);
+                   currentFlag = current.slice(1);
+               }
+           };
+        // add to an exsisting flag
+        } else if (currentFlag) {
+            map.get(currentFlag).push(current)
+        // There was no flag defiend to add to
+        } else {
+            if (!map.get("noFlag")) {
+                map.set("noFlag", [current]);
+                currentFlag = "noFlag"
+                continue
+            }
+            map.get("noFlag").push(current);
+        }
+    }
+
+
+    console.log(map);
+    return map;
+}