view tests/failfilemerge.py @ 49373:f8ec7b16c98f stable

rust: add message to `DirstateV2ParseError` to give some context

This is useful when debugging.

# 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)