rising/rising/index.js

rising is a framework targeted for new programmers.

const child_process = require('child_process')
const readline = require('readline')
const http = require('http')
const util = require('util')
const os = require('os')
const fs = require('fs')

const args = process.argv
const argc = args.length

const rising = {
    print: print, // write to stdout; print out a message
    println: println, // write to stdout; print out a message + new line
    execute: execute, // execute a (shell) command
    exec: execute, // 'execute' alias
    fopen: fopen, // open up a file
    fread: fread, // read from file
    freadline: freadline, // read a line from a file
    freadl: freadline, // 'freadline' alias
    fappend: fappend, // append file contents
    args: args, // get command-line arguments
    argc: argc // get command-line arguments length
}

var fdata = null
var fname = null
var fopened = false

/**
 * Print out a message.
 * 
 * @param String msg Your message.
 */ 
function print(msg) {
    process.stdout.write(msg, 'utf88')
}

/**
 * Print out a message.
 * Automatically adds a new line.
 * 
 * @param String msg Your message.
 */ 
function println(msg) {
   process.stdout.write(util.format('%s\n', msg), 'utf8')
}

/**
 * Execute a (shell) command.
 * 
 * @param String cmd Your command.
 */ 
function execute(cmd) {
    child_process.exec(cmd)
}

/**
 * Execute a (shell) command.
 * 
 * @param String cmd Your command.
 * @param Function cb Your callback.
 */ 
function execute(cmd, cb) {
    child_process.exec(cmd, cb)
}

/**
 * Open up a file.
 * 
 * @param String fnew Your file name.
 */ 
function fopen(fnew) {
    fname = fnew
    fopened = false
}

/**
 * Read the selected file.
 * Before using this method,
 *  the 'open' function has to be called.
 *
 */ 
function fread() {
    fs.readFile(fname, (err, data) => {
        if (err) throw err
        fdata = data
    })
    
    return fdata
}

function freadline(line) {
    var fin = fs.createReadStream(fname)
    var fout = new (require('stream'))()
    var frl = readline.createInterface(fin, fout)
    
    return frl
}

/**
 * Append file content.
 * 
 * @param String data Your file data.
 */ 
function fappend(data) {
    fs.appendFile(fname, data, (err) => {
        if (err) throw err;
    })
}

/**
 * Close a file.
 * 
 */ 
function fclose() {
    fname = null
    fdata = null
    fopened = false
}

module.exports = rising