view tests/failfilemerge.py @ 49478:d8ce883ff1f4

rust-matchers: implement DifferenceMatcher

This can be generated by the sparse matcher.

# 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)