Bugfix: some setuptools dependencies may be missed

Some dependencies define in a setuptools' requirements.txt file can be
missed and not mirrored if their are conditional on both an extra and
environment marker specifications.

morgan/metadata.py

@@ -111,7 +111,7 @@ def parse(
             if re.fullmatch(r"[^/]+/PKG-INFO", filename):
                 parse_func = self._parse_metadata_file
                 main_metadata_file = True
-            elif re.fullmatch(r"[^/]+\.egg-info/(setup_)?requires.txt", filename):
+            elif re.fullmatch(r"[^/]+(/[^/]+)?\.egg-info/(setup_)?requires.txt", filename):
                 parse_func = self._parse_requirestxt
             elif re.fullmatch(r"[^/]+/pyproject.toml", filename):
                 parse_func = self._parse_pyproject
@@ -175,12 +175,17 @@ def dependencies(
         deps |= self.build_dependencies
 
         for extra in self.optional_dependencies:
-            if extra.startswith(":"):
-                # this is a marker
-                marker = Marker(extra[1:])
+            if ":" in extra:
+                # this dependency includes a set of environment marker
+                # specifications
+                orig = extra
+                (extra, spec) = extra.split(":")
+                if extra and extra not in extras:
+                    continue
+                marker = Marker(spec)
                 for env in envs:
                     if marker.evaluate(env):
-                        deps |= self.optional_dependencies[extra]
+                        deps |= self.optional_dependencies[orig]
                         break
             elif extra in extras:
                 deps |= self.optional_dependencies[extra]

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "morgan"
-version = "0.11.1"
+version = "0.11.2"
 description = "PyPI Mirror for Offline Environments"
 authors = ["Ido Perlmuter <ido@ido50.net>"]
 license = "Apache License 2.0"