parse url schemes more strictly.

previous code mistook repo named "hg" for scheme named "hg".

mercurial/hg.py

@@ -1,72 +1,75 b''
 # hg.py - repository classes for mercurial
 #
 # Copyright 2005 Matt Mackall <[e-mail]>
 #
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
 from node import *
 from repo import *
 from demandload import *
 from i18n import gettext as _
 demandload(globals(), "localrepo bundlerepo httprepo sshrepo statichttprepo")
 demandload(globals(), "os util")
 
 def bundle(ui, path):
     if path.startswith('bundle://'):
         path = path[9:]
     else:
         path = path[7:]
     s = path.split("+", 1)
     if len(s) == 1:
         repopath, bundlename = "", s[0]
     else:
         repopath, bundlename = s
     return bundlerepo.bundlerepository(ui, repopath, bundlename)
 
 def hg(ui, path):
     ui.warn(_("hg:// syntax is deprecated, please use http:// instead\n"))
     return httprepo.httprepository(ui, path.replace("hg://", "http://"))
 
 def local_(ui, path, create=0):
     if path.startswith('file:'):
         path = path[5:]
     return localrepo.localrepository(ui, path, create)
 
 def ssh_(ui, path, create=0):
     return sshrepo.sshrepository(ui, path, create)
 
 def old_http(ui, path):
     ui.warn(_("old-http:// syntax is deprecated, "
               "please use static-http:// instead\n"))
     return statichttprepo.statichttprepository(
         ui, path.replace("old-http://", "http://"))
 
 def static_http(ui, path):
     return statichttprepo.statichttprepository(
         ui, path.replace("static-http://", "http://"))
 
 schemes = {
     'bundle': bundle,
     'file': local_,
     'hg': hg,
     'http': lambda ui, path: httprepo.httprepository(ui, path),
     'https': lambda ui, path: httprepo.httpsrepository(ui, path),
     'old-http': old_http,
     'ssh': ssh_,
     'static-http': static_http,
     }
 
 def repository(ui, path=None, create=0):
-    if not path: path = ''
-    scheme = path
-    if scheme:
-        scheme = scheme.split(":", 1)[0]
-    ctor = schemes.get(scheme) or schemes['file']
+    scheme = None
+    if path:
+        c = path.find(':')
+        if c > 0:
+            scheme = schemes.get(path[:c])
+    else:
+        path = ''
+    ctor = scheme or schemes['file']
     if create:
         try:
             return ctor(ui, path, create)
         except TypeError:
             raise util.Abort(_('cannot create new repository over "%s" protocol') %
                              scheme)
     return ctor(ui, path)