junk.lua

gistfile1.txt

#!/usr/bin/env lua
-- hayden jones
-- MIT/X11

-- junk.lua
-- just what it sounds like

junk = {}

function junk.randstream(str)
	return coroutine.wrap(function ()
	while true do
		local mark = math.random(#str)
			coroutine.yield(string.sub(str,mark,mark))
			end
			end)
		end
			
-- for i in randstream("0123456789abcdef") do print(i) end

function junk.take(num, what)
  local res = {}
  for i=1,num do res[i] = what()
  end
  
  return res 
end

function junk.table_to_string(t)
  local res = ""
  for i=1,#t do res = res..t[i] end
  return res
  end

--test = junk.take(16, junk.randstream("0123456789abcdef"))
--for k,v in pairs(test) do print(k,v) end
--print(junk.table_to_string(test))


return junk