# HG changeset patch
# User Boris Feld <boris.feld@octobus.net>
# Date 1496052947 -7200
# Node ID 2092007af2058a7306d54205c16a578a0a1ec979
# Parent  8abc7066e38405f1740f5f0e048b0c929b8bda26
template: update precursors template output

Use templatekw._hybrid as return value for precursor template, it's nicer and
easier to play with than returning a formatted string.

diff -r 8abc7066e384 -r 2092007af205 hgext3rd/evolve/templatekw.py
--- a/hgext3rd/evolve/templatekw.py	Mon May 29 17:16:15 2017 +0200
+++ b/hgext3rd/evolve/templatekw.py	Mon May 29 12:15:47 2017 +0200
@@ -64,17 +64,13 @@
                 stack.append(precnodeid)
 
 @eh.templatekw("precursors")
-def shownextvisibleprecursors(repo, ctx, templ, **args):
+def shownextvisibleprecursors(repo, ctx, **args):
     """Returns a string containing the list if the closest successors
     displayed
     """
-    # XXX-review: I've added a couple of 'XXX' for future work.
-
-    # XXX: template logic supports lists, so we should more to using a list at some point
-
-    # XXX: I think we could returns something close to a "changectx" that would allow template to alter the way we render this.
-    shortnodes = map(node.short, sorted(closestprecursors(repo, ctx.node())))
-    return ', '.join(shortnodes)
+    precursors = sorted(closestprecursors(repo, ctx.node()))
+    return templatekw._hybrid(None, precursors, lambda x: {'precursor': x},
+                              lambda d: "%s" % node.short(d['precursor']))
 
 def closestsuccessors(repo, nodeid):
     """ returns the closest visible successors sets instead.
diff -r 8abc7066e384 -r 2092007af205 tests/test-evolve-templates.t
--- a/tests/test-evolve-templates.t	Mon May 29 17:16:15 2017 +0200
+++ b/tests/test-evolve-templates.t	Mon May 29 12:15:47 2017 +0200
@@ -14,6 +14,7 @@
   > [alias]
   > tlog = log -G -T '{node|short}\
   >     {if(precursors, "\n  Precursors: {precursors}")}\
+  >     {if(precursors, "\n  semi-colon: {join(precursors, "; ")}")}\
   >     {if(successors, "\n  Successors: {successors}")}\
   >     {if(successors, "\n  Fate: {obsfate_quiet}")}\n'
   > EOF
@@ -71,6 +72,7 @@
   $ hg tlog
   o  d004c8f274b9
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | @  471f378eab4c
   |/     Successors: [d004c8f274b9]
   |      Fate: superseed as d004c8f274b9
@@ -85,6 +87,7 @@
   $ hg tlog
   o  d004c8f274b9
   |    Precursors: a468dc9b3633
+  |    semi-colon: a468dc9b3633
   | @  a468dc9b3633
   |/     Successors: [d004c8f274b9]
   |      Fate: superseed as d004c8f274b9
@@ -95,8 +98,10 @@
   $ hg tlog --hidden
   o  d004c8f274b9
   |    Precursors: a468dc9b3633
+  |    semi-colon: a468dc9b3633
   | @  a468dc9b3633
   |/     Precursors: 471f378eab4c
+  |      semi-colon: 471f378eab4c
   |      Successors: [d004c8f274b9]
   |      Fate: superseed as d004c8f274b9
   | x  f137d23bb3e1
@@ -117,8 +122,10 @@
   $ hg tlog --hidden
   @  d004c8f274b9
   |    Precursors: a468dc9b3633
+  |    semi-colon: a468dc9b3633
   | x  a468dc9b3633
   |/     Precursors: 471f378eab4c
+  |      semi-colon: 471f378eab4c
   |      Successors: [d004c8f274b9]
   |      Fate: superseed as d004c8f274b9
   | x  f137d23bb3e1
@@ -223,8 +230,10 @@
   $ hg tlog
   o  f257fde29c7a
   |    Precursors: 471597cad322
+  |    semi-colon: 471597cad322
   o  337fec4d2edc
   |    Precursors: 471597cad322
+  |    semi-colon: 471597cad322
   | @  471597cad322
   |/     Successors: [337fec4d2edc, f257fde29c7a]
   |      Fate: superseed as 337fec4d2edc,f257fde29c7a
@@ -247,8 +256,10 @@
   $ hg tlog --hidden
   @  f257fde29c7a
   |    Precursors: 471597cad322
+  |    semi-colon: 471597cad322
   o  337fec4d2edc
   |    Precursors: 471597cad322
+  |    semi-colon: 471597cad322
   | x  471597cad322
   |/     Successors: [337fec4d2edc, f257fde29c7a]
   |      Fate: superseed as 337fec4d2edc,f257fde29c7a
@@ -320,6 +331,7 @@
   $ hg tlog
   o  eb5a0daa2192
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | @  471f378eab4c
   |/     Successors: [eb5a0daa2192]
   |      Fate: superseed as eb5a0daa2192
@@ -334,7 +346,8 @@
 displayed
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 0dec01379d3b, 471f378eab4c
+  |    Precursors: 0dec01379d3b 471f378eab4c
+  |    semi-colon: 0dec01379d3b; 471f378eab4c
   | @  0dec01379d3b
   | |    Successors: [eb5a0daa2192]
   | |    Fate: superseed as eb5a0daa2192
@@ -357,7 +370,8 @@
 --hidden
   $ hg tlog --hidden
   @  eb5a0daa2192
-  |    Precursors: 0dec01379d3b, 471f378eab4c
+  |    Precursors: 0dec01379d3b 471f378eab4c
+  |    semi-colon: 0dec01379d3b; 471f378eab4c
   | x  0dec01379d3b
   | |    Successors: [eb5a0daa2192]
   | |    Fate: superseed as eb5a0daa2192
@@ -442,8 +456,10 @@
   $ hg tlog
   o  019fadeab383
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | o  fdf9bde5129a
   |/     Precursors: 471f378eab4c
+  |      semi-colon: 471f378eab4c
   | @  471f378eab4c
   |/     Successors: [fdf9bde5129a], [019fadeab383]
   |      Fate: superseed as fdf9bde5129a + superseed as 019fadeab383
@@ -464,12 +480,15 @@
   $ hg tlog --hidden
   o  019fadeab383
   |    Precursors: 65b757b745b9
+  |    semi-colon: 65b757b745b9
   | x  65b757b745b9
   |/     Precursors: 471f378eab4c
+  |      semi-colon: 471f378eab4c
   |      Successors: [019fadeab383]
   |      Fate: superseed as 019fadeab383
   | @  fdf9bde5129a
   |/     Precursors: 471f378eab4c
+  |      semi-colon: 471f378eab4c
   | x  471f378eab4c
   |/     Successors: [fdf9bde5129a], [65b757b745b9]
   |      Fate: superseed as fdf9bde5129a + superseed as 65b757b745b9
@@ -552,6 +571,7 @@
   $ hg tlog
   o  eb5a0daa2192
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | @  471f378eab4c
   |/     Successors: [eb5a0daa2192]
   |      Fate: superseed as eb5a0daa2192
@@ -563,7 +583,8 @@
   (use 'hg evolve' to update to its successor: eb5a0daa2192)
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 0dec01379d3b, 471f378eab4c
+  |    Precursors: 0dec01379d3b 471f378eab4c
+  |    semi-colon: 0dec01379d3b; 471f378eab4c
   | @  0dec01379d3b
   | |    Successors: [eb5a0daa2192]
   | |    Fate: superseed as eb5a0daa2192
@@ -578,7 +599,8 @@
   (use 'hg evolve' to update to its successor: eb5a0daa2192)
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 471f378eab4c, b7ea6d14e664
+  |    Precursors: 471f378eab4c b7ea6d14e664
+  |    semi-colon: 471f378eab4c; b7ea6d14e664
   | @  b7ea6d14e664
   | |    Successors: [eb5a0daa2192]
   | |    Fate: superseed as eb5a0daa2192
@@ -596,9 +618,11 @@
   
   $ hg tlog --hidden
   @  eb5a0daa2192
-  |    Precursors: 471f378eab4c, b7ea6d14e664
+  |    Precursors: 471f378eab4c b7ea6d14e664
+  |    semi-colon: 471f378eab4c; b7ea6d14e664
   | x  b7ea6d14e664
   | |    Precursors: 0dec01379d3b
+  | |    semi-colon: 0dec01379d3b
   | |    Successors: [eb5a0daa2192]
   | |    Fate: superseed as eb5a0daa2192
   | | x  0dec01379d3b
@@ -700,6 +724,7 @@
   $ hg tlog
   o  7a230b46bf61
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | @  471f378eab4c
   |/     Successors: [7a230b46bf61]
   |      Fate: superseed as 7a230b46bf61
@@ -715,6 +740,7 @@
   $ hg tlog --hidden
   @  7a230b46bf61
   |    Precursors: 471f378eab4c
+  |    semi-colon: 471f378eab4c
   | x  471f378eab4c
   |/     Successors: [7a230b46bf61]
   |      Fate: superseed as 7a230b46bf61