# Source code for renku.core.models.cwl.types

    # -*- coding: utf-8 -*-
    #
    # Copyright 2018-2021 - Swiss Data Science Center (SDSC)
    # A partnership between École Polytechnique Fédérale de Lausanne (EPFL) and
    # Eidgenössische Technische Hochschule Zürich (ETHZ).
    #
    # Licensed under the Apache License, Version 2.0 (the "License");
    # you may not use this file except in compliance with the License.
    # You may obtain a copy of the License at
    #
    #     http://www.apache.org/licenses/LICENSE-2.0
    #
    # Unless required by applicable law or agreed to in writing, software
    # distributed under the License is distributed on an "AS IS" BASIS,
    # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    # See the License for the specific language governing permissions and
    # limitations under the License.
    """Represent the Common Workflow Language types."""

    import os
    from pathlib import Path

    import attr

    class _PathFormatterMixin:
        """Format path property."""

        def __str__(self):
            """Simple conversion to string."""
            return os.path.relpath(os.path.abspath(str(self.path)), os.path.realpath(os.getcwd()))

    @attr.s
    class File(_PathFormatterMixin):
        """Represent a file."""

        path = attr.ib(converter=Path)

    @attr.s
    class Directory(_PathFormatterMixin):
        """Represent a directory."""

        # TODO add validation to allow only directories
        path = attr.ib(default=None)
        listing = attr.ib(default=attr.Factory(list))

    PATH_OBJECTS = {"File", "Directory"}
    PATH_TYPES = (File, Directory)

    @attr.s
    class Dirent(object):
        """Define a file or subdirectory."""

        entryname = attr.ib(default=None)
        entry = attr.ib(default=None)
        writable = attr.ib(default=False)