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Make command dispatching process clearer

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This commit is contained in:
Richard Chien
2017-01-11 14:06:51 +08:00
parent 86e20eb54b
commit 9c794334c1
4 changed files with 27 additions and 15 deletions
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8
filters/command_dispatcher_0.py
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@ -3,14 +3,13 @@ import sys
import importlib
import interactive
from config import config
from filter import as_filter
from command import CommandNotExistsError, CommandScopeError, CommandPermissionError
from little_shit import *
from commands import core
from command import hub as cmdhub
_fallback_command = config.get('fallback_command')
_fallback_command = get_fallback_command()
_command_start_flags = get_command_start_flags()
_command_args_start_flags = get_command_args_start_flags()
@ -42,7 +41,8 @@ def _dispatch_command(ctx_msg):
if text.startswith(flag):
start_flag = flag
break
if not start_flag or len(text) <= len(start_flag):
if start_flag is None or len(text) <= len(start_flag):
# Note: use `start_flag is None` here because empty string is allowed to be the start flag
# No command, check if a session exists
if interactive.has_session(source):
command = [interactive.get_session(source).cmd, text]
@ -60,7 +60,7 @@ def _dispatch_command(ctx_msg):
if len(command) == 1:
# Add an empty argument
command.append('')
# Starting a new command, so remove any previous command session
# Starting a new command, so remove previous command session, if any
interactive.remove_session(source)
command[0] = command[0].lower()