Starting point for playing with Promises/when.js

gistfile1.coffee

When = require('when')

x = ->
  d = When.defer()
  #d.resolve('hello')
  d.reject('hello')
  d.promise

console.log ""

x().then(
  (a) ->
    console.log("* 1 success(#{a})")
    console.log("  raising error")
    throw new Error("1 success exception")
  (a) ->
    console.log("* 1 error(#{a})")
    console.log("  raising error")
    throw new Error("1 error exception")
).then(
  (a) ->
    console.log("* 2 success(#{a})")
  (a) ->
    console.log("* 2 error(#{a})")
    console.log("  raising error")
    throw new Error("2 error exception")
).then(
  (a) ->
    console.log("* 3 success(#{a})")
).then(
  (a) ->
    console.log("* 4 success(#{a})")
  (a) ->
    console.log("* 4 error(#{a})")
)

console.log ""