luvit-lastfm-http10.lua

local http              = require('http')
local qs                = require('querystring')
local json              = require('json')
local table             = require('table')

local headers           =
  { ['Accept']          = 'application/json'
  , ['Content-Length']  = 0
  }

local body              = qs.stringify(
  { user                = 'rj'
  , api_key             = 'b25b959554ed76058ac220b7b2e0a026'
  , method              = 'user.getRecentTracks'
  , format              = 'json'
  }
)

local request           = http.request(
  { headers             = headers
  , path                = table.concat({ '/2.0/?', body })
  , host                = 'ws.audioscrobbler.com'
  , method              = 'GET'
  }
)

request:on('response', function (res)
  local buf = {}

  res:on('data', function (chunk)
    buf[#buf + 1] = chunk
  end)

  res:on('end', function ()
    p('end event emitted')
  end)
end)

request:done()