probot-tax-calculator/index.js

A package calculate probot tax

"use strict";
const tax = (amount, wassit = 2.5) => {
    let probot_tax_percentage = 5;
    amount = Math.round(+amount);
    let wassit_percentage = +wassit;
    if (!amount || isNaN(amount) || amount <= 0 || isNaN(wassit_percentage) || wassit <= 0) {
        throw new Error("Invalid Arguments");
    }
    let probot_tax = Math.round(amount * probot_tax_percentage / 100);
    let wassit_tax = Math.round(amount * wassit_percentage / 100);
    let tax = probot_tax + wassit_tax;
    let all = amount + tax;
    return {
        "protax": probot_tax,
        "wasitTax": wassit_tax,
        tax,
        all
    };
};
module.exports = tax;