get("#137") -- string split

suggestions = {}

suggestions["ls- ltr"] = "Did you mean: \"ls -ltr\" instead of $cmd? Then click here."

suggestions["hello"] = "Did you mean: \"echo hello\" instead of $cmd? Then click here."

suggestions["that was good aibo"] = "Thank you :)"

function suggest(cmd)

  local s = suggestions[cmd]

  return s and s:gsub("%$cmd", '"'..cmd..'"') or nil

end

return function()

  cursor = otherresults["#434"] or error("Need result of #434, please recalc")

  screentext = otherresults["#437"] or error("Need result of #437, please recalc")

  _, _, text = screentext:find("^Screen text on cursor line:\n(.*)")

  if text == nil then print("Screen text not found") return end

  _, _, cx, cy = cursor:find("Cursor position: (%d+)/(%d+)")

  if cx == nil then print("Cursor not found") return end

  cx, cy = tonumber(cx), tonumber(cy)

  --lines = split(text, "\n")

  --print("cy", cy, "lines", #lines)

  --line = lines[cy]

  line = text

  --print("line", line, "cx", cx)

  leftOfCursor = line:sub(1, cx-1)

  print("leftOfCursor", leftOfCursor)

  _, _, cmd = leftOfCursor:find("[#$] *(.*)")

  if cmd == nil then return end

  print("Command found: "..cmd)

  local suggestion = suggest(cmd)

  if suggestion ~= nil and suggestion ~= "" then

    return "Suggestion: "..suggestion

  end

end