Method _update_from_commit

modules/handler.py:317–333

Update git file from commit, if the commit id changed. The compared_id is compared to the last compare target. If it changed, the temporary git file is updated from the provided commit. Arguments: compared_id (string): Full hash of the commit the view is current

(self, compared_id)

        return self._update_from_commit(refs)

    def _update_from_commit(self, compared_id):
        """Update git file from commit, if the commit id changed.

        The compared_id is compared to the last compare target. If it changed,
        the temporary git file is updated from the provided commit.

        Arguments:
            compared_id (string): Full hash of the commit the view is currently
                compared against.

        Returns:
            bool: True if temporary file was updated, False otherwise.
        """
        if self._git_compared_commit == compared_id:
            return Promise.resolve(False)
        return self.git_read_file(compared_id).then(
            functools.partial(self._check_git_file, compared_id))

    def _check_git_file(self, compared_id, output):
        """Check the result of the git cat-file command.