ProgBlog/app/config/view-engine.js

'use strict';

const handlebars = require('express-handlebars');
const path = require('path');

module.exports.setup = (app) => {
	const baseViewDir = path.resolve(__dirname, '../views');
	app.set('views', baseViewDir);
	app.engine('.stache', handlebars({
		defaultLayout: 'blog',
		extname: '.stache',
		layoutsDir: `${baseViewDir}/layouts/`,
		partialsDir: `${baseViewDir}/partials/`,
	}));

	// use .stache files as a default view extension
	app.set('view engine', '.stache');
};