Modified to handle errors a bit better. Help patch changed to add some modules that will definitely load.

svn path=/trunk/externals/loaders/pdlua/; revision=16046

1 files changed, 13 insertions, 7 deletions

diff --git a/examples/requirer.pd_lua b/examples/requirer.pd_lua
index 4b6c4e9..b9fadce 100644
--- a/examples/requirer.pd_lua
+++ b/examples/requirer.pd_lua
@@ -1,15 +1,21 @@
-complex = require("complex")
-sqlite3 = require("luasql.sqlite3") -- evil hack, below is lame
-
 local R = pd.Class:new():register("requirer")
 
 function R:initialize(sel, atoms)
-  if type(atoms[1]) ~= "string" then return false end
-  -- require(atoms[1]) -- will this ever work?
-  for k,v in pairs(_G[atoms[1]]) do
-    pd.post(atoms[1].. "." .. tostring(k) .. " = " .. tostring(v))
+  if type(atoms[1]) ~= "string" then 
+    pd.post(self._name .. ": Missing module name")
+    return false
+  end
+  pd.post (self._name .. ": Looking for " .. atoms[1])  
+  require(atoms[1]) -- load the module
+  if _G[atoms[1]] == nil then
+      pd.post (self._name .. ": No such module (" .. atoms[1] .. ")")
+  else -- print out module contents
+      for k,v in pairs(_G[atoms[1]]) do
+        pd.post(atoms[1].. "." .. tostring(k) .. " = " .. tostring(v))
+      end
   end
   self.inlets = 0
   self.outlets = 0
   return true
 end
+