Core function ready

.gitignore

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+node_modules/
+package-lock.json

cat-names/cat-names.json

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+[
+    "Abby",
+    "Angel",
+    "Annie",
+    "Baby",
+    "Bailey",
+    "Bandit",
+    "Bear",
+    "Bella",
+    "Bob",
+    "Boo",
+    "Boots",
+    "Bubba",
+    "Buddy",
+    "Buster",
+    "Cali",
+    "Callie",
+    "Casper",
+    "Charlie",
+    "Chester",
+    "Chloe",
+    "Cleo",
+    "Coco",
+    "Cookie",
+    "Cuddles",
+    "Daisy",
+    "Dusty",
+    "Felix",
+    "Fluffy",
+    "Garfield",
+    "George",
+    "Ginger",
+    "Gizmo",
+    "Gracie",
+    "Harley",
+    "Jack",
+    "Jasmine",
+    "Jasper",
+    "Kiki",
+    "Kitty",
+    "Leo",
+    "Lilly",
+    "Lily",
+    "Loki",
+    "Lola",
+    "Lucky",
+    "Lucy",
+    "Luna",
+    "Maggie",
+    "Max",
+    "Mia",
+    "Midnight",
+    "Milo",
+    "Mimi",
+    "Miss kitty",
+    "Missy",
+    "Misty",
+    "Mittens",
+    "Molly",
+    "Muffin",
+    "Nala",
+    "Oliver",
+    "Oreo",
+    "Oscar",
+    "Patches",
+    "Peanut",
+    "Pepper",
+    "Precious",
+    "Princess",
+    "Pumpkin",
+    "Rascal",
+    "Rocky",
+    "Sadie",
+    "Salem",
+    "Sam",
+    "Samantha",
+    "Sammy",
+    "Sasha",
+    "Sassy",
+    "Scooter",
+    "Shadow",
+    "Sheba",
+    "Simba",
+    "Simon",
+    "Smokey",
+    "Snickers",
+    "Snowball",
+    "Snuggles",
+    "Socks",
+    "Sophie",
+    "Spooky",
+    "Sugar",
+    "Tiger",
+    "Tigger",
+    "Tinkerbell",
+    "Toby",
+    "Trouble",
+    "Whiskers",
+    "Willow",
+    "Zoe",
+    "Zoey"
+]

cat-names/cli.js

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+#!/usr/bin/env node
+'use strict';
+
+var meow = require('meow');
+var catNames = require('./');
+
+var cli = meow([
+    'Examples',
+    '  $ cat-names',
+    '  Max',
+    '',
+    '  $ cat-names --all',
+    '  Abby',
+    '  Angel',
+    '  ...',
+    '',
+    'Options',
+    '  --all   Get all names instead of a random name'
+]);
+
+console.log(cli.flags.all ? catNames.all.join('\n') : catNames.random());

cat-names/index.js

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+'use strict';
+var uniqueRandomArray = require('unique-random-array');
+var catNames = require('./cat-names.json');
+
+exports.all = catNames;
+exports.random = uniqueRandomArray(catNames);

cat-names/package.json

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+{
+    "name": "cat-names",
+    "version": "1.0.0",
+    "description": "Get popular cat names",
+    "license": "MIT",
+    "repository": "sindresorhus/cat-names",
+    "author": {
+        "name": "Sindre Sorhus",
+        "email": "[email protected]"
+    },
+    "bin": "cli.js",
+    "engines": {
+        "node": ">=0.10.0"
+    },
+    "scripts": {},
+    "files": [
+        "index.js",
+        "cli.js",
+        "cat-names.json"
+    ],
+    "keywords": [
+        "cli-app",
+        "cli",
+        "bin",
+        "array",
+        "random",
+        "rand",
+        "animal",
+        "cats",
+        "kitten",
+        "names"
+    ],
+    "dependencies": {
+        "chalk": "^4.0.0",
+        "meow": "^3.6.0",
+        "unique-random-array": "^1.0.0"
+    },
+    "devDependencies": {}
+}

cli.js

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+#!/usr/bin/env node
+'use strict';
+
+const meow = require('meow');
+var mdLinks = require('./index.js');
+
+var mdLinks = meow([
+    'Arguments',
+    '  --file   Write the path of the file you would like to check',
+    "Options",
+    "--validate Tells you the status of the founded link",
+    "--stats    Gives you some basic statistics about the foundes links, as how many broken, working and total links."
+]);
+
+// console.log(cli.flags.all ? catNames.all.join('\n') : catNames.random());

index.js

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+'use strict';
+//Dependencias
+const fs = require('fs');
+const path = require("path");
+const fetch = require('node-fetch');
+const chalk = require('chalk');
+const log = console.log;
+
+let uri = "";
+let content = "";
+
+function getPath() {
+    let index = process.argv.indexOf("--file")
+    if (index < 0) { return log(chalk.bgRed("Por favor ingresa el argumento --file seguido de la ruta del archivo Markdown.")) }
+    let uri = process.argv[index + 1]
+    let extension = path.extname(uri)
+    // log(chalk.black.bgYellowBright("extension:", extension))
+    if (extension != '.md') {
+        log(chalk.bgRed("Por favor ingresa la ruta de un archivo Markdown (extensión .md)"));
+    } else {
+        return uri
+    }
+}
+
+uri = getPath();
+
+function readFile(uri) {
+    let content = fs.readFileSync(uri, "utf8")
+    return content
+}
+
+// Falta promesa en readfile, 
+
+content = readFile(uri)
+//log(chalk.bgCyan("text content: ", content));
+
+function searchLinks(content) {
+    let regEx = (/https?:\S+\w/g);
+    let links = content.match(regEx)
+    return links
+}
+
+let links = searchLinks(content)
+
+log(chalk.cyan("Founded links :", links));
+let totalLinks = links.length;
+log(chalk.black.bgCyan("total links:", totalLinks));
+
+let arrayOfBrokenLinks = [];
+let arrayOfCorrectLinks = [];
+
+function verifyLinks(links) {
+    // let indexVal = process.argv.indexOf("--validate")
+    // if (indexVal < 0) {
+    links.forEach(link => {
+        fetch(link)
+            .then(res => {
+                let status = res.status
+                if (status === 200) {
+                    arrayOfCorrectLinks.push(link)
+                    log(chalk.bgGreen(link, "Status OK: ", status))
+                }
+                else {
+                    arrayOfBrokenLinks.push(link)
+                    log(chalk.bgRed(link, "Broken link: ", status))
+                }
+            }
+            )
+
+    })
+}
+// }
+
+verifyLinks(links)
+
+log(chalk.cyan("Total links:", totalLinks));
+log(chalk.bgGreen("Working links: ", arrayOfCorrectLinks));
+log(chalk.bgRedBright("Broken links: ", arrayOfBrokenLinks));
+
+
+// log("status: ", verifyLinks(links))
+
+
+// function statistics(links) {
+
+//     let total = links.lenght
+//     log(chalk.cyan("Total links:", total));
+//     log(chalk.bgGreen("Working links: ", arrayOfCorrectLinks.lenght));
+//     log(chalk.bgRedBright("Broken links: ", arrayOfBrokenLinks.lenght));
+// }
+
+// statistics(links)

package.json

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+{
+    "name": "markdown-links",
+    "version": "1.0.0",
+    "description": "Get links from a markdown file and verify their status.",
+    "main": "index.js",
+    "scripts": {
+        "start": "node index.js",
+        "test": "ava"
+    },
+    "keywords": [
+        "cli-app",
+        "cli",
+        "links",
+        "markdown",
+        "verify",
+        "stats"
+    ],
+    "dependencies": {
+        "chalk": "^4.0.0",
+        "fs": ".0.1-secu0rity",
+        "meow": "^7.0.1",
+        "node-fetch": "^2.6.0",
+        "path": "^0.12.7",
+        "yargs": "^15.3.1"
+    },
+    "devDependencies": {
+        "ava": "^3.8.2",
+        "jest": "^26.0.1"
+    }
+}

readmeprueba.md

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+
+Tópicos: [Node.js](https://nodejs.org/en/),
+[módulos (CommonJS)](https://nodejs.org/docs/latest-v0.10.x/api/modules.html),
+[file system](https://nodejs.org/api/fs.html),
+[path](https://nodejs.org/api/path.html),
+[http.get](https://nodejs.org/api/http.html#http_http_get_options_callback),
+parsing,
+[markdown](https://daringfireball.net/projects/markdown/syntax), CLI,
+[npm-scripts](https://docs.npmjs.com/misc/scripts),
+[semver](https://semver.org/), ...
+
+[link roto](https://this-is-a-broken-link)
+[Fake link](https://this-a-fake-link.com/)

test/test.js

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+const test = require('ava');
+
+test('foo', t => {
+    t.pass();
+});
+
+test('bar', async t => {
+    const bar = Promise.resolve('bar');
+    t.is(await bar, 'bar');
+});