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dispatch: split out warning message generation to separate function

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Allow for patching warning message generation, or for patching out the ui.log /
ui.warn behaviour (but still generate the warning message).
This commit is contained in:
Martijn Pieters 2016-04-05 20:01:23 +01:00
parent bc7ecb0989
commit b0b9bca0ca
1 changed files with 11 additions and 5 deletions
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16
mercurial/dispatch.py
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@ -1015,12 +1015,9 @@ def _runcommand(ui, options, cmd, cmdfunc):
else:
return checkargs()
def handlecommandexception(ui):
"""Produce a warning message for broken commands
def _exceptionwarning(ui):
"""Produce a warning message for the current active exception"""
Called when handling an exception; the exception is reraised if
this function returns False, ignored otherwise.
"""
# For compatibility checking, we discard the portion of the hg
# version after the + on the assumption that if a "normal
# user" is running a build with a + in it the packager
@ -1072,6 +1069,15 @@ def handlecommandexception(ui):
util.version()) +
(_("** Extensions loaded: %s\n") %
", ".join([x[0] for x in extensions.extensions()])))
return warning
def handlecommandexception(ui):
"""Produce a warning message for broken commands
Called when handling an exception; the exception is reraised if
this function returns False, ignored otherwise.
"""
warning = _exceptionwarning(ui)
ui.log("commandexception", "%s\n%s\n", warning, traceback.format_exc())
ui.warn(warning)
return False # re-raise the exception