linda-socket.io/src/tuple.coffee

Linda implementation on Socket.IO

module.exports = class Tuple

  @isHash: (data) ->
    return false if !data or data instanceof Array or typeof data != "object"
    return true

  @DEFAULT = {expire: 300}

  constructor: (@data) ->
    @__defineSetter__ 'expire', (sec) ->
      @expire_at = Math.floor(Date.now()/1000)+sec
    @expire = 300

  match: (tuple) ->
    return false unless Tuple.isHash(tuple)
    data = if tuple instanceof Tuple then tuple.data else tuple
    for k,v of @data
      if typeof v == 'object'
        return false if typeof data[k] != 'object'
        return false if JSON.stringify(v) != JSON.stringify(data[k])
      else
        return false if v != data[k]
    return true