view tests/hgweberror.py @ 39929:47cb6750dea3

annotate: rename {line_number} to {lineno} (BC)

I think {lineno} looks more like a common template keyword. It isn't called
a {line} to avoid conflicts with the element name of {lines} and the
{_|splitlines} filter.

https://www.mercurial-scm.org/wiki/GenericTemplatingPlan#Dictionary

# A dummy extension that installs an hgweb command that throws an Exception.

from __future__ import absolute_import

from mercurial.hgweb import (
    webcommands,
)

def raiseerror(web):
    '''Dummy web command that raises an uncaught Exception.'''

    # Simulate an error after partial response.
    if 'partialresponse' in web.req.qsparams:
        web.res.status = b'200 Script output follows'
        web.res.headers[b'Content-Type'] = b'text/plain'
        web.res.setbodywillwrite()
        list(web.res.sendresponse())
        web.res.getbodyfile().write(b'partial content\n')

    raise AttributeError('I am an uncaught error!')

def extsetup(ui):
    setattr(webcommands, 'raiseerror', raiseerror)
    webcommands.__all__.append('raiseerror')