[commands] Make Command.can_run process disabled commands

discord/ext/commands/core.py

@@ -657,13 +657,6 @@ class Command(_BaseCommand):
             if not view.eof:
                 raise TooManyArguments('Too many arguments passed to ' + self.qualified_name)
 
-    async def _verify_checks(self, ctx):
-        if not self.enabled:
-            raise DisabledCommand('{0.name} command is disabled'.format(self))
-
-        if not await self.can_run(ctx):
-            raise CheckFailure('The check functions for command {0.qualified_name} failed.'.format(self))
-
     async def call_before_hooks(self, ctx):
         # now that we're done preparing we can call the pre-command hooks
         # first, call the command local hook:
@@ -713,7 +706,9 @@ class Command(_BaseCommand):
 
     async def prepare(self, ctx):
         ctx.command = self
-        await self._verify_checks(ctx)
+
+        if not await self.can_run(ctx):
+            raise CheckFailure('The check functions for command {0.qualified_name} failed.'.format(self))
 
         if self.cooldown_after_parsing:
             await self._parse_arguments(ctx)
@@ -950,6 +945,9 @@ class Command(_BaseCommand):
             A boolean indicating if the command can be invoked.
         """
 
+        if not self.enabled:
+            raise DisabledCommand('{0.name} command is disabled'.format(self))
+
         original = ctx.command
         ctx.command = self