From baf1312d0e9001191b7788aa47f4cfa3e56e5933 Mon Sep 17 00:00:00 2001
From: Rapptz <rapptz@gmail.com>
Date: Sat, 6 Feb 2016 01:38:41 -0500
Subject: [PATCH] [commands] Raise RuntimeError instead of StopIteration.

---
 discord/ext/commands/core.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/discord/ext/commands/core.py b/discord/ext/commands/core.py
index 94f500d5c..a7963cbb5 100644
--- a/discord/ext/commands/core.py
+++ b/discord/ext/commands/core.py
@@ -227,7 +227,7 @@ class Command:
 
         if view.eof:
             if param.kind == param.VAR_POSITIONAL:
-                raise StopIteration() # break the loop
+                raise RuntimeError() # break the loop
             if required:
                 raise MissingRequiredArgument('{0.name} is a required argument that is missing.'.format(param))
             return param.default
@@ -306,8 +306,9 @@ class Command:
                         try:
                             transformed = yield from self.transform(ctx, param)
                             args.append(transformed)
-                        except StopIteration:
+                        except RuntimeError:
                             break
+
         except CommandError as e:
             self.handle_local_error(e, ctx)
             ctx.bot.dispatch('command_error', e, ctx)