@pxpcandy/js-wrapper/index.js

This is a wrapper of JavaScript, hopefully making everything easier to use

const path = require('path');
const fs = require('fs');
const err_c = 1;

var isModuleAvailable = function(moduleName, callback)
{
    var counter = 0;
    var dirSeparator = require("path").sep;

    module.paths.forEach(function(nodeModulesPath)
    {
        var path = nodeModulesPath + dirSeparator + moduleName;
        fs.exists(path, function(exists){if(exists){callback(true);}else{counter++;if(counter === module.paths.length){callback(false);}}});
    });
};

// check if module "http" exists
isModuleAvailable("http", function(exists)
{
    if(exists){}else{console.log("[ERROR] Module HTTP was not found, exiting on code 1"); process.exit(err_c);}
});

const http = require('http');

function log(msg) {console.log(msg);}
function wait(ms, callback) {setTimeout(()=>{return callback();},ms);}
function loop(ms, callback) {setInterval(()=>{return callback();},ms);}

function inf()  {return Infinity;}
function ninf() {return -Infinity;}

var array = {
    clear : function(array) {
        array.length = 0;
    },
    length : function(array) {
        return array.length;
    },
    add : function(array, index, item) {
        array[index] = item;
    },
    remove : function(array, index) {
        array.splice(index);
    }
}

var math = {
    add : function() {
        var num_add = 0;
        for (var i=0; i < arguments.length; i++) {
            num_add += arguments[i];
        }
        if(arguments.length == 0 || arguments.length == 1) return console.log("[ERROR] Not enough arguments provided");
        return num_add;
    },
    multiply : function() {
        var num_multi = 0;
        for (var i=0; i < arguments.length; i++) {
            num_multi *= arguments[i];
        }
        if(arguments.length == 0 || arguments.length == 1) return console.log("[ERROR] Not enough arguments provided");
        return num_multi;
    },
    divide : function() {
        var num_div = 0;
        for (var i=0; i < arguments.length; i++) {
            num_div /= arguments[i];
        }
        if(arguments.length == 0 || arguments.length == 1) return console.log("[ERROR] Not enough arguments provided");
        return num_div;
    },
    subtract : function() {
        var num_sub = 0;
        for (var i=0; i < arguments.length; i++) {
            num_sub -= arguments[i];
        }
        if(arguments.length == 0 || arguments.length == 1) return console.log("[ERROR] Not enough arguments provided");
        return num_sub;
    }
}

var utils = {
    webserver : function(index) {
        const server = http.createServer((req, res) => {
            if(!index) {
                console.log("[ERROR] No pages were provided to build webserver, exiting on code 1");
                process.exit(err_c);
                return;
            }
            if(req.url == '/') {
                fs.readFile(path.join(index), (err, content) => {
                    if(err){console.log("[ERROR] Error was found in " + items[0] + "\n[ERROR] Error given was: " + err);}
                    res.writeHead(200, { 'Content-Type': 'text/html' });
                    res.end(content);
                });
            }
        });
        const PORT = process.env.PORT || 5000;
        server.listen(PORT, () => console.log(`Server running on port ${PORT}, started with @pxpcandy/js-wrapper`));
    }
}

module.exports.log = log;
module.exports.wait = wait;
module.exports.loop = loop;
module.exports.inf = inf;
module.exports.ninf = ninf;
module.exports.array = array;
module.exports.math = math;
module.exports.utils = utils;