share: move the requirement initialisation code around

share: move the requirement initialisation code around

We will make this logic more flexible in the next patch. We start by moving it
at the end of the function without any other change for clarity.

Differential Revision: https://phab.mercurial-scm.org/D11891

--- a/mercurial/localrepo.py	Wed Dec 08 05:35:32 2021 +0100
+++ b/mercurial/localrepo.py	Tue Dec 07 14:51:45 2021 +0100
@@ -3566,16 +3566,6 @@
     Extensions can wrap this function to specify custom requirements for
     new repositories.
     """
-    # If the repo is being created from a shared repository, we copy
-    # its requirements.
-    if b'sharedrepo' in createopts:
-        requirements = set(createopts[b'sharedrepo'].requirements)
-        if createopts.get(b'sharedrelative'):
-            requirements.add(requirementsmod.RELATIVE_SHARED_REQUIREMENT)
-        else:
-            requirements.add(requirementsmod.SHARED_REQUIREMENT)
-
-        return requirements
 
     if b'backend' not in createopts:
         raise error.ProgrammingError(
@@ -3671,6 +3661,17 @@
     if ui.configbool(b'format', b'use-share-safe'):
         requirements.add(requirementsmod.SHARESAFE_REQUIREMENT)
 
+    # If the repo is being created from a shared repository, we copy
+    # its requirements.
+    if b'sharedrepo' in createopts:
+        requirements = set(createopts[b'sharedrepo'].requirements)
+        if createopts.get(b'sharedrelative'):
+            requirements.add(requirementsmod.RELATIVE_SHARED_REQUIREMENT)
+        else:
+            requirements.add(requirementsmod.SHARED_REQUIREMENT)
+
+        return requirements
+
     return requirements