view tests/failfilemerge.py @ 50476:2b2284cf949b

store: only access is_volatile information through the file object

This make sure other code only access this information through the proper API,
and it prepare for store entries to be able to agregate multiple files.

# 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)