# HG changeset patch
# User Augie Fackler <durin42@gmail.com>
# Date 1265553812 21600
# Node ID cbd7065e6ab429f6c7c1ffd98f0d503b0b27fce2
# Parent  d2d5c09b33d0a738e6c7d51e95f68d4800f5a9bc
util: add parseurl method to abstract away differences between 1.4 and 1.5

diff --git a/hgsubversion/util.py b/hgsubversion/util.py
--- a/hgsubversion/util.py
+++ b/hgsubversion/util.py
@@ -78,13 +78,27 @@ def version(ui):
 def normalize_url(url):
     if url.startswith('svn+http://') or url.startswith('svn+https://'):
         url = url[4:]
-    url, revs, checkout = hg.parseurl(url)
+    url, revs, checkout = parseurl(url)
     url = url.rstrip('/')
     if checkout:
         url = '%s#%s' % (url, checkout)
     return url
 
 
+def parseurl(url, heads=[]):
+    parsed = hg.parseurl(url, heads)
+    if len(parsed) == 3:
+        # old hg, remove when we can be 1.5-only
+        svn_url, heads, checkout = parsed
+    else:
+        svn_url, heads = parsed
+        if heads:
+            checkout = heads[0]
+        else:
+            checkout = None
+    return svn_url, heads, checkout
+
+
 class PrefixMatch(object):
     def __init__(self, prefix):
         self.p = prefix
diff --git a/hgsubversion/wrappers.py b/hgsubversion/wrappers.py
--- a/hgsubversion/wrappers.py
+++ b/hgsubversion/wrappers.py
@@ -57,7 +57,7 @@ def incoming(orig, ui, repo, source='def
     """show incoming revisions from Subversion
     """
 
-    source, revs, checkout = hg.parseurl(ui.expandpath(source))
+    source, revs, checkout = util.parseurl(ui.expandpath(source))
     other = hg.repository(ui, source)
     if 'subversion' not in other.capabilities:
         return orig(ui, repo, source, **opts)
@@ -81,7 +81,7 @@ def outgoing(repo, dest=None, heads=None
     assert dest.capable('subversion')
 
     # split off #rev; TODO implement --revision/#rev support
-    svnurl, revs, checkout = hg.parseurl(dest.svnurl, heads)
+    svnurl, revs, checkout = util.parseurl(dest.svnurl, heads)
     meta = repo.svnmeta()
     parent = repo.parents()[0].node()
     hashes = meta.revmap.hashes()
@@ -210,7 +210,7 @@ def pull(repo, source, heads=[], force=F
     svn_url = source.svnurl
 
     # Split off #rev
-    svn_url, heads, checkout = hg.parseurl(svn_url, heads)
+    svn_url, heads, checkout = util.parseurl(svn_url, heads)
     old_encoding = util.swap_out_encoding()
 
     # TODO implement skipto support