flattening-hueg-things.coffee

_ = require 'lodash'

A = [ '0', '1', '2', '3' ]
B = [ '4', '5', '6', '7' ]
C = [ '8', '9', 'a', 'b' ]
D = [ 'c', 'd', 'e', 'f' ]

hueg = 12

huegIndex = 0
while huegIndex < hueg
  A = A.concat A
  B = B.concat B
  C = C.concat C
  D = D.concat D
  huegIndex++

chunks = [ A, B, C, D ]

huegIndex = 0
while huegIndex < 4
  chunks = chunks.concat chunks
  huegIndex++

###########
# PROCESS 0
###########

start = Date.now()
  
content0 = _.reduce chunks, (memo, chunk) ->
  memo.concat chunk

duration = Date.now() - start

console.log 'PROCESS 0 DURATION', duration
  
 
###########
# PROCESS 1
###########

start = Date.now()

content1 = []
 
_.forEach chunks, (chunk) ->
  _.forEach chunk, (datum) ->
    content1.push datum

duration = Date.now() - start

console.log 'PROCESS 1 DURATION', duration


###########
# PROCESS 2
###########

start = Date.now()
  
content2 = _.flatten chunks

duration = Date.now() - start

console.log 'PROCESS 2 DURATION', duration

###
  Ct:ctDopna04YFE Chadtech$ coffee flattenTest.coffee
  PROCESS 0 DURATION 853
  PROCESS 1 DURATION 109
  PROCESS 2 DURATION 115
  Ct:ctDopna04YFE Chadtech$ coffee flattenTest.coffee
  PROCESS 0 DURATION 842
  PROCESS 1 DURATION 100
  PROCESS 2 DURATION 116
  Ct:ctDopna04YFE Chadtech$ coffee flattenTest.coffee
  PROCESS 0 DURATION 855
  PROCESS 1 DURATION 104
  PROCESS 2 DURATION 117
###