DiscordLiz c70a44e0fe Make on_command_error recognise custom error handlers (#2458)
Adds detection of custom error handlers to the global error handler.

Adds documentation of the updated behaviour.

Closes #2276.
2019-02-22 20:12:00 +11:00
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2018-10-03 08:10:13 +10:00
2018-10-01 13:19:25 +10:00