const path = require('path');
const CachePugTemplates = require('cache-pug-templates');
const views = path.join(__dirname, 'views');
const cache = new CachePugTemplates({ views });
cache.start();

const path = require('path');
const Koa = require('koa');
const CachePugTemplates = require('cache-pug-templates');
const app = new Koa();
// optional (e.g. if you want to cache in non-production)
// app.cache = true;
// note that koa requires us to specify a
// path name for the views directory
const views = path.join(__dirname, 'views');
app.listen(3000, () => {
  const cache = new CachePugTemplates({ app, views });
  cache.start();
});

const path = require('path');
const express = require('express');
const CachePugTemplates = require('cache-pug-templates');
const app = express();
// optional (by default express defaults to `./views`)
// app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');
app.listen(3000, () => {
  const cache = new CachePugTemplates({ app, views });
  cache.start();
});

const pug = require('pug');
// ...
// get everything:
console.log('pug.cache', pug.cache);
// just get the file names:
console.log('pug cached files', Object.keys(pug.cache));