mdv/mdv.js

Markdown Validator

#!/usr/bin/env node

// @ts-check
'use strict';

const fs = require('fs');
const util = require('util');
const yaml = require('yaml');
const glob = require("glob");

const validator = require('./index.js');

const argv = require('yargs')
    .boolean('debug')
    .alias('d','debug')
    .describe('debug','enable debug mode')
    .help('help')
    .alias('h','help')
    .string('outfile')
    .alias('o','outfile')
    .boolean('save')
    .alias('s','save')
    .describe('save','save intermediary html output')
    .boolean('warnings')
    .alias('w','warnings')
    .describe('warnings','enable warnings')
    .boolean('yaml')
    .alias('y','yaml')
    .describe('yaml','output in YAML not JSON')
    .require(1)
    .strict()
    .argv;

let exitCode = 0;
const options = argv;

for (let a of argv._) {
    const files = glob.sync(a, { debug: !!options.debug });
    for (let file of files) {
        const s = fs.readFileSync(file,'utf8');
        options.source = file;
        const result = validator.validate(s,options);

        if (options.save) {
            fs.writeFileSync(file+'.html',options.html,'utf8');
            delete options.html;
        }

        let ok = true;
        for (let p in result) {
            if (typeof result[p] == 'number') {
                if (result[p]) ok = false
                else delete result[p];
            }
            else if (Array.isArray(result[p])) {
                if (result[p].length) ok = false
                else delete result[p];
            }
            else if (typeof result[p] == 'object') {
                if (Object.keys(result[p]).length) ok = false
                else delete result[p];
            }
        }
        if (!ok) {
            if (argv.yaml) {
                console.log(yaml.stringify(result));
            }
            else {
                console.log(util.inspect(result,{depth:null}));
            }
            exitCode = 1;
        }
    }
}


process.exit(exitCode);