# HG changeset patch
# User Steve Losh <steve@stevelosh.com>
# Date 1248335496 14400
# Node ID bf985aeca78e7f46a8730e6f626802b2400b772b
# Parent  a2b02ec1f2af6be9b1b6671f78921b23863f31e9
Add the {node} keyword.

diff -r a2b02ec1f2af -r bf985aeca78e prompt.py
--- a/prompt.py	Thu Jul 23 03:26:31 2009 -0400
+++ b/prompt.py	Thu Jul 23 03:51:36 2009 -0400
@@ -16,6 +16,7 @@
 from datetime import datetime, timedelta
 from os import path
 from mercurial import extensions
+from mercurial.node import hex, short
 
 CACHE_PATH = ".hg/prompt/cache"
 CACHE_TIMEOUT = timedelta(minutes=15)
@@ -147,6 +148,19 @@
         rev = parents[p].rev() if p is not None else None
         return _with_groups(out_g, str(rev)) if rev else ''
     
+    def _node(m):
+        g = m.groups()
+        out_g = (g[0],) + (g[-1],)
+        
+        parents = repo[None].parents()
+        p = 0 if '|merge' not in g else 1
+        p = p if len(parents) > p else None
+        
+        format = short if '|short' in g else hex
+        
+        node = format(parents[p].node()) if p is not None else None
+        return _with_groups(out_g, str(node)) if node else ''
+    
     def _remote(kind):
         def _r(m):
             g = m.groups()
@@ -182,6 +196,7 @@
     patterns = {
         'bookmark': _bookmark,
         'branch': _branch,
+        'node(?:(\|short)|(\|merge))*': _node,
         'rev(\|merge)?': _rev,
         'root': _root,
         'root\|basename': _basename,