This throws an ` Error: Cannot find module 'hogan' ` when a request is made.

server.coffee

# Module dependencies.
express = require 'express'
http    = require 'http'
path    = require 'path'
colors  = require 'colors'
engines = require 'consolidate'
engine  = 'hogan'

app = express()

app.configure () ->
  app.use express.logger('dev')
  app.set 'port', process.env.PORT || 8080
  app.engine 'html', engines[engine]
  app.set 'view engine', engine
  app.set 'views', __dirname + '/views'
  app.use express.favicon(path.join(__dirname, '/public/img/favicon.ico'))
  app.use express.bodyParser()
  app.use express.methodOverride()
  app.use app.router
  app.use express.static(path.join(__dirname, '/public'))

app.configure 'development', () ->
  app.use express.errorHandler
    dumpExceptions: true
    showStack: true

app.get '/', (req, res) ->
  res.render 'index'

app.listen app.get 'port'
console.log "Express server listening on port #{app.get 'port'}".green.inverse

The bug is on line 14. The first argument to app.engine must be the file extension your using for templates (just like app.set 'view engine', <template_extension>, which in my case is hogan, not html. -__________-