[PATCH 3 of 4] templater: add 'transplant_source' keyword

[Dan Villiom Podlaski Christiansen]

# HG changeset patch
# User Dan Villiom Podlaski Christiansen <danchr at gmail.com>
# Date 1283432861 -7200
# Node ID 76b7a9941a452216062b5775e6c1cf066244c72f
# Parent  a2494b78a65356d12d533dab936f0423358689f8
templater: add 'transplant_source' keyword.

diff --git a/mercurial/templatekw.py b/mercurial/templatekw.py
--- a/mercurial/templatekw.py
+++ b/mercurial/templatekw.py
@@ -239,6 +239,10 @@ def showrev(repo, ctx, templ, **args):
 def showtags(**args):
     return showlist('tag', args['ctx'].tags(), **args)
 
+def showtransplantsource(**args):
+    src = args['ctx'].extra().get('transplant_source', None)
+    return showlist('transplant_source', src and [hex(src)] or [], **args)
+
 # keywords are callables like:
 # fn(repo, ctx, templ, cache, revcache, **args)
 # with:
@@ -267,5 +271,6 @@ keywords = {
     'node': shownode,
     'rev': showrev,
     'tags': showtags,
+    'transplant_source': showtransplantsource,
 }
 
diff --git a/tests/test-transplant.t b/tests/test-transplant.t
--- a/tests/test-transplant.t
+++ b/tests/test-transplant.t
@@ -25,12 +25,12 @@
   $ hg ci -Amb3 -d '2 0'
   adding b3
 
-  $ hg log --template '{rev} {parents} {desc}\n'
-  4  b3
-  3  b2
-  2 0:17ab29e464c6  b1
-  1  r2
-  0  r1
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  4   b3
+  3   b2
+  2  0:17ab29e464c6  b1
+  1   r2
+  0   r1
 
   $ hg clone . ../rebase
   updating to branch default
@@ -49,15 +49,15 @@ rebase b onto r1
   722f4667af76 transplanted to 539f377d78df
   applying a53251cdf717
   a53251cdf717 transplanted to ffd6818a3975
-  $ hg log --template '{rev} {parents} {desc}\n'
-  7  b3
-  6  b2
-  5 1:d11e3596cc1a  b1
-  4  b3
-  3  b2
-  2 0:17ab29e464c6  b1
-  1  r2
-  0  r1
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  7 a53251cdf717  b3
+  6 722f4667af76  b2
+  5 37a1297eb21b 1:d11e3596cc1a  b1
+  4   b3
+  3   b2
+  2  0:17ab29e464c6  b1
+  1   r2
+  0   r1
 
   $ hg clone ../t ../prune
   updating to branch default
@@ -74,14 +74,14 @@ rebase b onto r1, skipping b2
   37a1297eb21b transplanted to e234d668f844
   applying a53251cdf717
   a53251cdf717 transplanted to 7275fda4d04f
-  $ hg log --template '{rev} {parents} {desc}\n'
-  6  b3
-  5 1:d11e3596cc1a  b1
-  4  b3
-  3  b2
-  2 0:17ab29e464c6  b1
-  1  r2
-  0  r1
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  6 a53251cdf717  b3
+  5 37a1297eb21b 1:d11e3596cc1a  b1
+  4   b3
+  3   b2
+  2  0:17ab29e464c6  b1
+  1   r2
+  0   r1
 
 
 remote transplant
@@ -101,13 +101,13 @@ remote transplant
   37a1297eb21b transplanted to c19cf0ccb069
   applying a53251cdf717
   a53251cdf717 transplanted to f7fe5bf98525
-  $ hg log --template '{rev} {parents} {desc}\n'
-  3  b3
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  3 a53251cdf717  b3
   (transplanted from a53251cdf717679d1907b289f991534be05c997a)
-  2  b1
+  2 37a1297eb21b  b1
   (transplanted from 37a1297eb21b3ef5c5d2ffac22121a0988ed9f21)
-  1  r2
-  0  r1
+  1   r2
+  0   r1
 
 skip previous transplants
 
@@ -115,14 +115,14 @@ skip previous transplants
   searching for changes
   applying 722f4667af76
   722f4667af76 transplanted to 47156cd86c0b
-  $ hg log --template '{rev} {parents} {desc}\n'
-  4  b2
-  3  b3
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  4 722f4667af76  b2
+  3 a53251cdf717  b3
   (transplanted from a53251cdf717679d1907b289f991534be05c997a)
-  2  b1
+  2 37a1297eb21b  b1
   (transplanted from 37a1297eb21b3ef5c5d2ffac22121a0988ed9f21)
-  1  r2
-  0  r1
+  1   r2
+  0   r1
 
 skip local changes transplanted to the source
 
@@ -162,10 +162,10 @@ remote transplant with pull
   added 1 changesets with 1 changes to 1 files
   applying a53251cdf717
   a53251cdf717 transplanted to 8d9279348abb
-  $ hg log --template '{rev} {parents} {desc}\n'
-  2  b3
-  1  b1
-  0  r1
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  2 a53251cdf717  b3
+  1   b1
+  0   r1
 
 transplant --continue
 
@@ -295,11 +295,11 @@ test filter
   filtering .*
   applying a53251cdf717
   a53251cdf717 transplanted to 14f8512272b5
-  $ hg log --template '{rev} {parents} {desc}\n'
-  3  b3
-  2  b2
-  1  b1
-  0  r2
+  $ hg log --template '{rev} {transplant_source|stringify|short} {parents} {desc}\n'
+  3 a53251cdf717  b3
+  2 722f4667af76  b2
+  1 37a1297eb21b  b1
+  0 17ab29e464c6  r2
   $ cd ..