git.py 文件源码

def parse_tree(blob, path=b''):
    """Parses a git tree"""
    res = []
    leng, _, tree = blob.partition(b'\0')
    if path is str:
        path = path.encode('utf-8')
    if not tree:
        return Result.Err('Invalid tree')
    while len(tree) > 0:
        mode, _, tree = tree.partition(b' ')
        name, _, tree = tree.partition(b'\0')
        sha = b16encode(tree[0:20]).decode('utf-8').lower()
        tree = tree[20:]
        if not name or not sha:
            return Result.Err()
        is_dir = mode[0:1] != b'1'
        res.append((is_dir, sha, path + b'/' + name))
    return Result.Ok(res)