upstream/mercurial-mirror Files · mercurial/thirdparty/attr/converters.py

heptapod-ci: make Windows jobs manual again...

heptapod-ci: make Windows jobs manual again The dance continues, we make the Windows tests optional once again since we don't have Windows runners available anymore. We're working on getting new ones in a more stable fashion, hopefully soon. Differential Revision: https://phab.mercurial-scm.org/D11957

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             converters.py
        
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      """

      Commonly useful converters.

      """

      from __future__ import absolute_import, division, print_function

      def optional(converter):

          """

          A converter that allows an attribute to be optional. An optional attribute

          is one which can be set to ``None``.

          :param callable converter: the converter that is used for non-``None``

              values.

          ..  versionadded:: 17.1.0

          """

          def optional_converter(val):

              if val is None:

                  return None

              return converter(val)

          return optional_converter

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				"""
				Commonly useful converters.
				"""

				from __future__ import absolute_import, division, print_function


				def optional(converter):
				"""
				A converter that allows an attribute to be optional. An optional attribute
				is one which can be set to ``None``.

				:param callable converter: the converter that is used for non-``None``
				values.

				.. versionadded:: 17.1.0
				"""

				def optional_converter(val):
				if val is None:
				return None
				return converter(val)

				return optional_converter