# HG changeset patch
# User Anton Shestakov <av6@dwimlabs.net>
# Date 1617192811 -28800
# Node ID 97f5b5b25299602ba6171eee02ef9578fdd4a607
# Parent  34c7661bd5e221d45fa773552bef5077c6762de9
evolve: add debugfirstmergecache command to simply dump the contents

It also recreates the cache if needed (and it will be).

diff -r 34c7661bd5e2 -r 97f5b5b25299 hgext3rd/evolve/firstmergecache.py
--- a/hgext3rd/evolve/firstmergecache.py	Tue Mar 30 19:18:08 2021 +0800
+++ b/hgext3rd/evolve/firstmergecache.py	Wed Mar 31 20:13:31 2021 +0800
@@ -31,6 +31,15 @@
 
 eh = exthelper.exthelper()
 
+@eh.command(b'debugfirstmergecache', [])
+def debugfirstmergecache(ui, repo, **opts):
+    """display the contents of firstmergecache"""
+    cache = repo.firstmergecache
+    cache.save(repo)
+    for r in repo:
+        ctx = repo[r]
+        ui.write(b'%s %d\n' % (ctx, cache.get(r)))
+
 @eh.reposetup
 def setupcache(ui, repo):
 
diff -r 34c7661bd5e2 -r 97f5b5b25299 tests/test-discovery-obshashrange-cache.t
--- a/tests/test-discovery-obshashrange-cache.t	Tue Mar 30 19:18:08 2021 +0800
+++ b/tests/test-discovery-obshashrange-cache.t	Wed Mar 31 20:13:31 2021 +0800
@@ -282,6 +282,16 @@
   f69452c5b1af 7
   4de32a90b66c 8
 
+  $ hg -R main debugfirstmergecache --debug
+  1ea73414a91b -1
+  66f7d451a68b -1
+  01241442b3c2 -1
+  2dc09a01254d -1
+  bebd167eb94d -1
+  c8d03c1b5e94 -1
+  f69452c5b1af -1
+  4de32a90b66c -1
+
   $ hg -R main debugstablesortcache --debug
   number of revisions:            8
   number of merge:                0