nodejs index.js for twigjs templates

index.js

/*
https://twig.symfony.com/doc/3.x/templates.html (note this is php but syntax is similar (mostly)
https://github.com/twigjs/twig.js/wiki/Implementation-Notes
 */


const fs = require('fs');
const Twig = require('twig');
const renderFunction = Twig.twig;

let templates = {};

const files = fs.readdirSync(__dirname + '/');
files.forEach((file) => {
  if (file.match(/\.twig$/) !== null) {
    const fileName = file.replace(/\.twig$/, '');
    const string = fs.readFileSync(__dirname + '/'+ file, 'utf8');
    const template = renderFunction({
      allowInlineIncludes: true,
      data: string,
      ref: fileName,
      base: __dirname,
    });
    templates[fileName] = template;
  }
});

Twig.extendFunction("template", function(name, data) {
  return templates[name].render(data);
});

module.exports = templates;