link-checker.js

#!/usr/bin/env node

const yargs = require("yargs");

const { handleArgument } = require("./src/argumentHandler/argumentHandlers");

//syntax with using yargs
const argv = yargs
  .usage("Usage lct <command> [options]")
  .alias("v", "version")
  .alias("f", "file")
  .alias("url", "u")
  .alias("archived", "ar")
  .alias("g", "good")
  .alias("b", "bad")
  .alias("a", "all")
  .alias("j", "json")
  .alias("i", "ignore")
  .alias("t", "telescope")
  .nargs(["f", "u", "ar", "g", "b", "a", "j", "i", "t"], 1) //set the requirement of at least 1 argument for the option, otherwise display --help menu
  .describe("f", "Load file(s)")
  .describe("u", "Check a specific url")
  .describe("ar", "Check the available archived version of a website")
  .describe("a", "Display the status of all valid urls in a loaded file")
  .describe("good", "Display good urls in a loaded file")
  .describe("bad", "Display bad urls in a loaded file")
  .describe("j", "Display json format output of an URL")
  .describe("i", "Load and parse an ignored URLs text file")
  .describe(
    "t",
    "To check 10 latest posts from telescope using local url http://localhost:3000/posts"
  )
  .example(
    "lct --ar https://www.google.com/",
    "Check the archived versions of https://www.google.com/"
  )
  .example(
    "lct -u https://www.google.com/",
    "Check the status of https://www.google.com/"
  )
  .example(
    "lct -i ignore-urls.txt -f test.txt",
    "Report about all URLS except the URLS mentioned in ignore-urls.txt"
  )
  .help("help")
  .version("NAME: Link checker tool, Version 1.0.0")
  .alias("h", "help").argv;

//main
handleArgument(argv);