view tests/failfilemerge.py @ 31177:a7cabac20b62

ui: fix opts labeling on ui.warn et al for Python 3

This is a step towards fixing extension load warnings on Python
3. Note that I suspect there are still some bugs in this area and that
things like color won't work, but the code at least executes and
prints text to the console correctly now.

# extension to emulate interrupting filemerge._filemerge

from __future__ import absolute_import

from mercurial import (
    error,
    extensions,
    filemerge,
)

def failfilemerge(filemergefn,
                  premerge, repo, mynode, orig, fcd, fco, fca, labels=None):
    raise error.Abort("^C")
    return filemergefn(premerge, repo, mynode, orig, fcd, fco, fca, labels)

def extsetup(ui):
    extensions.wrapfunction(filemerge, '_filemerge',
                            failfilemerge)