comparison mercurial/pure/parsers.py @ 14421:639f26cab2f5

pure parsers: properly detect corrupt index files

This new Python code should be equivalent in behavior to the if
statement at line 312 of parsers.c. Without this, the pure-python
parsers improperly ignore truncated revlogs as created in
test-verify.t.

14420:137b03b5aea1

            e = _unpack(indexformatng, data[off:off + s])
            append(e)
            n += 1
            off += s

    if index:
        e = list(index[0])
        type = gettype(e[0])
        e[0] = offset_type(0, type)
        index[0] = tuple(e)

14421:639f26cab2f5

            e = _unpack(indexformatng, data[off:off + s])
            append(e)
            n += 1
            off += s

    if off != len(data):
        raise ValueError('corrupt index file')

    if index:
        e = list(index[0])
        type = gettype(e[0])
        e[0] = offset_type(0, type)
        index[0] = tuple(e)