comparison mercurial/extensions.py @ 28310:01dc11e7191f

extensions: extract function that copies function attributes to wrapper

wrapfunction() will be changed to copy these attributes. See the next patch
for details.

28309:7c22b5bb3a03

    assert callable(func)
    def closure(*a, **kw):
        return func(*(args + a), **kw)
    return closure

def wrapcommand(table, command, wrapper, synopsis=None, docstring=None):
    '''Wrap the command named `command' in table

    Replace command in the command table with wrapper. The wrapped command will
    be inserted into the command table specified by the table argument.

            key = alias
            break

    origfn = entry[0]
    wrap = bind(util.checksignature(wrapper), util.checksignature(origfn))

    wrap.__module__ = getattr(origfn, '__module__')

    doc = getattr(origfn, '__doc__')
    if docstring is not None:
        doc += docstring
    wrap.__doc__ = doc

    newentry = list(entry)
    newentry[0] = wrap
    if synopsis is not None:
        newentry[2] += synopsis

28310:01dc11e7191f

    assert callable(func)
    def closure(*a, **kw):
        return func(*(args + a), **kw)
    return closure

def _updatewrapper(wrap, origfn):
    '''Copy attributes to wrapper function'''
    wrap.__module__ = getattr(origfn, '__module__')
    wrap.__doc__ = getattr(origfn, '__doc__')

def wrapcommand(table, command, wrapper, synopsis=None, docstring=None):
    '''Wrap the command named `command' in table

    Replace command in the command table with wrapper. The wrapped command will
    be inserted into the command table specified by the table argument.

            key = alias
            break

    origfn = entry[0]
    wrap = bind(util.checksignature(wrapper), util.checksignature(origfn))
    _updatewrapper(wrap, origfn)
    if docstring is not None:
        wrap.__doc__ += docstring

    newentry = list(entry)
    newentry[0] = wrap
    if synopsis is not None:
        newentry[2] += synopsis