fix: project.optional_dependencies is parsed into wheel METADATA

Signed-off-by: rjdbcm <[email protected]>

meson.build

@@ -1,4 +1,4 @@
-project('OZI.build', version : '1.1.0', license : 'apache-2.0')
+project('OZI.build', version : '1.1.1', license : 'apache-2.0')
 fs = import('fs')
 python = import('python').find_installation()
 subdir('ozi_build')

ozi_build/buildapi.py

@@ -85,6 +85,7 @@ def __init__(self, builddir=None):
         self.__entry_points = config['tool']['ozi-build'].get(
             'entry-points', []
         )
+        self.__extras = config.get('project', {}).get('optional_dependencies', {})
         self.installed = []
         self.options = []
         self.builddir = None
@@ -211,6 +212,11 @@ def get_metadata(self):
             vals = self.get(key, [])
             for val in vals:
                 res += '{}: {}\n'.format(mdata_key, val)
+        for k, v in self.__extras.items():
+            res += "Provides-Extra: {}\n".format(k)
+            if isinstance(v, list):
+                for i in v:
+                    res += 'Requires-Dist: {}; extra=="{}"\n'.format(i, k)
 
         description = ''
         description_content_type = 'text/plain'