D6681: debugcommands: add support for extensions adding their own debug info

[durin42 (Augie Fackler)]

durin42 created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  We've had a couple of cases where it'd be handy at Google to add data
  to `hg debuginstall`'s output. We've kludged around that at various
  times, but it seems reasonable to let extensions add their own data
  here so extension maintainers can get useful extra data.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D6681

AFFECTED FILES
  mercurial/debugcommands.py

CHANGE DETAILS

diff --git a/mercurial/debugcommands.py b/mercurial/debugcommands.py
--- a/mercurial/debugcommands.py
+++ b/mercurial/debugcommands.py
@@ -1383,6 +1383,11 @@
     fm.condwrite(err, 'usernameerror', _("checking username...\n %s\n"
         " (specify a username in your configuration file)\n"), err)
 
+    for name, mod in extensions.extensions():
+        handler = getattr(mod, 'debuginstall', None)
+        if handler is not None:
+            problems += handler(ui, fm)
+
     fm.condwrite(not problems, '',
                  _("no problems detected\n"))
     if not problems:



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