comparison mercurial/patch.py @ 16522:a8065323c003 stable

patch: display a nice error for invalid base85 data

Before, import was terminating with a traceback. Now it says:

 $ hg import --no-commit ../bad.patch
 applying ../bad.patch
 abort: could not decode binary patch: bad base85 character at position 66

16521:592701c8eac6

            l = line[0]
            if l <= 'Z' and l >= 'A':
                l = ord(l) - ord('A') + 1
            else:
                l = ord(l) - ord('a') + 27
            dec.append(base85.b85decode(line[1:-1])[:l])
            line = lr.readline()
            self.hunk.append(line)
        text = zlib.decompress(''.join(dec))
        if len(text) != size:
            raise PatchError(_('binary patch is %d bytes, not %d') %

16522:a8065323c003

            l = line[0]
            if l <= 'Z' and l >= 'A':
                l = ord(l) - ord('A') + 1
            else:
                l = ord(l) - ord('a') + 27
            try:
                dec.append(base85.b85decode(line[1:-1])[:l])
            except ValueError, e:
                raise PatchError(_('could not decode binary patch: %s')
                                 % str(e))
            line = lr.readline()
            self.hunk.append(line)
        text = zlib.decompress(''.join(dec))
        if len(text) != size:
            raise PatchError(_('binary patch is %d bytes, not %d') %