Commit 06150362 authored by Chris Lamb's avatar Chris Lamb 👀
Browse files

Append a comment to a difference if we fallback to an inferior container... 

Append a comment to a difference if we fallback to an inferior container format but we are missing a tool.
parent 6710868a

diffoscope/comparators/utils/file.py

+14 −0
Original line number Diff line number Diff line
@@ -99,6 +99,7 @@ class File(metaclass=abc.ABCMeta): 
            return maybe_decode(self._mimedb_encoding.from_file(path))



    def __init__(self, container=None):

        self._comments = []

        self._container = container



    def __repr__(self):
@@ -262,6 +263,14 @@ class File(metaclass=abc.ABCMeta): 
                    type_name(klass),

                    exc.command,

                )

                try:

                    infix = type(self).DESCRIPTION

                except AttributeError:

                    infix = 'this file format'

                msg = "Format-specific differences are supported for {}.".format(

                    infix

                )

                self._comments.append(exc.get_comment(msg))



    @property

    def progress_name(self):
@@ -522,6 +531,11 @@ class File(metaclass=abc.ABCMeta): 
                        e.pathname, e.wrapped_exc

                    )

                )



            # Append any miscellaneous comments for this file.

            for x in getattr(self, '_comments', []):

                difference.add_comment(x)



            return difference

        return self.compare_bytes(other, source)