diff mercurial/store.py @ 50706:0452af304808

stream-clone: add a v3 version of the protocol

This new version is less rigid regarding the extract number of files and number
of bytes to be actually transfered, it also lays the groundwork for other
improvements.

The format stays experimental, but this is an interesting base to build upon.

--- a/mercurial/store.py	Thu Jun 01 18:20:28 2023 +0100
+++ b/mercurial/store.py	Thu Jun 01 17:39:22 2023 +0100
@@ -490,6 +490,7 @@
         vfs=None,
         copies=None,
         max_changeset=None,
+        preserve_file_count=False,
     ):
         """return a list of data stream associated to files for this entry
 
@@ -599,6 +600,7 @@
         vfs=None,
         copies=None,
         max_changeset=None,
+        preserve_file_count=False,
     ):
         if (
             repo is None
@@ -613,7 +615,18 @@
                 vfs=vfs,
                 copies=copies,
                 max_changeset=max_changeset,
+                preserve_file_count=preserve_file_count,
             )
+        elif not preserve_file_count:
+            stream = [
+                f.get_stream(vfs, copies)
+                for f in self.files()
+                if not f.unencoded_path.endswith((b'.i', b'.d'))
+            ]
+            rl = self.get_revlog_instance(repo).get_revlog()
+            rl_stream = rl.get_streams(max_changeset)
+            stream.extend(rl_stream)
+            return stream
 
         name_to_size = {}
         for f in self.files():