view tests/failfilemerge.py @ 50109:bec7182cc406

dirstate: mark the `copy` method as requiring a `changing_any` context

This is used both when changing parents (e.g. merging with rename) and changing
files (e.g. running `hg rename`).

# extension to emulate interrupting filemerge._filemerge


from mercurial import (
    error,
    extensions,
    filemerge,
)


def failfilemerge(*args, **kwargs):
    raise error.Abort(b"^C")


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