D555: cmdutil: allow extra properties to be added to each context

[indygreg (Gregory Szorc)]

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

REVISION SUMMARY
  The changeset displayer allows setting extra keywords to be available
  to the templating layer. This patch adds an argument to displaygraph()
  to pass a dict of extra properties to be available to every changeset.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D555

AFFECTED FILES
  mercurial/cmdutil.py

CHANGE DETAILS

diff --git a/mercurial/cmdutil.py b/mercurial/cmdutil.py
--- a/mercurial/cmdutil.py
+++ b/mercurial/cmdutil.py
@@ -2616,7 +2616,8 @@
     return formatnode
 
 def displaygraph(ui, repo, dag, displayer, edgefn, getrenamed=None,
-                 filematcher=None):
+                 filematcher=None, props=None):
+    props = props or {}
     formatnode = _graphnodeformatter(ui, displayer)
     state = graphmod.asciistate()
     styles = state['styles']
@@ -2657,7 +2658,7 @@
         firstedge = next(edges)
         width = firstedge[2]
         displayer.show(ctx, copies=copies, matchfn=revmatchfn,
-                       _graphwidth=width)
+                       _graphwidth=width, **props)
         lines = displayer.hunk.pop(rev).split('\n')
         if not lines[-1]:
             del lines[-1]



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