Node + CouchDB + Design Documents + NPM postinstall

database.coffee

# TODO: Connect to CouchDB using process.env properties
module.exports = {}

designs.coffee

module.exports = [
  {
    _id: '_design/objects'
    views:
      by_type:
        map: (doc) -> emit doc.type, null
  }
]

heroku-setup.sh

#!/bin/sh

heroku labs:enable user-env-compile

install_design_docs.coffee

db = require './database'

update = (obj, callback) ->
  db.get obj._id, (error, existing) ->
    obj._rev = existing._rev if !error
    db.insert obj, callback

async = require 'async'
designs = require './designs'

module.exports =  (done) ->
  functions = designs.map (doc) ->
    (callback) ->
      console.log "Storing design #{d._id}"
      update doc, callback

  async.parallel functions, done

unless module.parent
  module.exports -> console.log "Done" 

package.json

{
  "scripts": {
    "postinstall": "coffee install_design_docs.coffee"
  }
}