debugging code

voting.lua

@@ -1,5 +1,38 @@
 -- The machine requires _two_ touch screens connected: one set to channel "vote", other set to "admin"
 
+function pp(t)
+  out = ""
+  if type(t) == 'table' then
+    out = "{"
+    for k,v in pairs(t) do
+      out = out .. k .. ": " .. pp(v) .. ", "
+    end
+    out = out .. "}"
+  elseif type(t) == 'string' then
+      out = '"' .. t .. '"'
+  else
+    out = tostring(t)
+  end
+  return out
+end
+
+function dbg(s)
+    digiline_send('dbg',
+                  {
+                      {command = "clear"},
+                      {command = "set",
+                       width = 16,
+                       height = 12,
+                       real_coordinates = true,
+                       locked = true, -- does not prevent someone from looking at it :(
+                      },
+                      {command = "addtextarea", name = "blan", default = s, X = 0, Y = 0, W = 16, H = 12},
+
+                  }
+    )
+end
+
+
 -- FIXME: "results" view not opening when there are no votes?
 -- TODO: title of the vote (what are we voting for?)
 -- TODO: button to reset results