List URL/path options in news
-Expand ``~`` prefix to user directory in path options, configs, and environment
-variables.
+Expand ``~`` prefix to user directory in path options, configs, and
+environment variables. Values that may be either URL or path are not
+currently supported, to avoid ambiguity:
+
+* ``--find-links``
+* ``--constraint``, ``-c``
+* ``--requirement``, ``-r``
+* ``--editable``, ``-e``
