bugfix - parsed command arguments should be passed in kwargs

This fixes some weird edge cases with positional arguments when using
multiple command definitions for a single function.

disco/bot/command.py

@@ -241,8 +241,11 @@ class Command(object):
             ))
 
         try:
-            args = self.args.parse(event.args, ctx=event)
+            parsed_args = self.args.parse(event.args, ctx=event)
         except ArgumentError as e:
             raise CommandError(e.message)
 
-        return self.plugin.dispatch('command', self, event, *args, **self.context)
+        kwargs = {}
+        kwargs.update(self.context)
+        kwargs.update(parsed_args)
+        return self.plugin.dispatch('command', self, event, **kwargs)

disco/bot/parser.py

@@ -145,7 +145,7 @@ class ArgumentSet(object):
         """
         Parse a string of raw arguments into this argument specification.
         """
-        parsed = []
+        parsed = {}
 
         for index, arg in enumerate(self.args):
             if not arg.required and index + arg.true_count > len(rawargs):
@@ -171,7 +171,7 @@ class ArgumentSet(object):
             if (not arg.types or arg.types == ['str']) and isinstance(raw, list):
                 raw = ' '.join(raw)
 
-            parsed.append(raw)
+            parsed[arg.name] = raw
 
         return parsed