--- a/hgkw/keyword.py	Sun Jul 22 14:56:13 2007 +0200
+++ b/hgkw/keyword.py	Mon Jul 23 10:36:00 2007 +0200
@@ -306,52 +306,76 @@
     '''print [keywordmaps] configuration and an expansion example
 
     show current, custom, or default keyword template maps and their expansion
+
+    extend current configuration by specifying maps as arguments
+    and optionally by reading from an additional hgrc file
+
+    override current keyword template maps with "default" option
     '''
+    def _demostatus(stat):
+        ui.status(_('\n\t%s\n') % stat)
+
+    def _showitems(section, items):
+        ui.write('[%s]\n' % section)
+        for k, v in items:
+            ui.write('%s = %s\n' % (k, v))
+
     msg = 'hg keyword config and expansion example'
     kwstatus = 'current'
     fn = 'demo.txt'
+    branchname = 'demobranch'
+    tmpdir = tempfile.mkdtemp('', 'kwdemo.')
+    ui.note(_('creating temporary repo at %s\n') % tmpdir)
+    repo = localrepo.localrepository(ui, path=tmpdir, create=True)
+    repo.ui = ui # backwards compatibility
     ui.setconfig('keyword', fn, '')
+    if args or opts['rcfile']:
+        kwstatus = 'custom'
+    if opts['rcfile']:
+        ui.readconfig(opts['rcfile'])
     if opts['default']:
         kwstatus = 'default'
         kwmaps = kwtemplater.deftemplates
         if ui.configitems('keywordmaps'):
+            # override maps from optional rcfile
             for k, v in kwmaps.items():
                 ui.setconfig('keywordmaps', k, v)
-    else:
-        if args or opts['rcfile']:
-            kwstatus = 'custom'
-        for tmap in args:
-            k, v = tmap.split('=', 1)
-            ui.setconfig('keywordmaps', k.strip(), v.strip())
-        if opts['rcfile']:
-            ui.readconfig(opts['rcfile'])
+    elif args:
+        # simulate hgrc parsing
+        rcmaps = ['[keywordmaps]\n'] + [a + '\n' for a in args]
+        fp = repo.opener('hgrc', 'w')
+        fp.writelines(rcmaps)
+        fp.close()
+        ui.readconfig(repo.join('hgrc'))
+    if not opts['default']:
         kwmaps = (dict(ui.configitems('keywordmaps')) or
                   kwtemplater.deftemplates)
+    reposetup(ui, repo)
     for k, v in ui.configitems('extensions'):
         if k.endswith('keyword'):
             extension = '%s = %s' % (k, v)
             break
-    tmpdir = tempfile.mkdtemp('', 'kwdemo.')
-    ui.note(_('creating temporary repo at %s\n') % tmpdir)
-    repo = localrepo.localrepository(ui, path=tmpdir, create=True)
-    repo.ui = ui # backwards compatibility
-    reposetup(ui, repo)
-    ui.status(_('config using %s keyword template maps:\n') % kwstatus)
-    ui.write('[extensions]\n%s\n'
-             '[keyword]\n%s =\n'
-             '[keywordmaps]\n' % (extension, fn))
-    for k, v in kwmaps.items():
-        ui.write('%s = %s\n' % (k, v))
-    path = repo.wjoin(fn)
+    _demostatus('config using %s keyword template maps' % kwstatus)
+    ui.write('[extensions]\n%s\n' % extension)
+    _showitems('keyword', ui.configitems('keyword'))
+    _showitems('keywordmaps', kwmaps.items())
     keywords = '$' + '$\n$'.join(kwmaps.keys()) + '$\n'
     repo.wopener(fn, 'w').write(keywords)
     repo.add([fn])
+    path = repo.wjoin(fn)
     ui.note(_('\n%s keywords written to %s:\n') % (kwstatus, path))
     ui.note(keywords)
-    ui.note('\nhg -R "%s" ci -m "%s"\n' % (tmpdir, msg))
+    ui.note('\nhg -R "%s" branch "%s"\n' % (tmpdir, branchname))
+    # silence branch command if not verbose
+    quiet = ui.quiet
+    verbose = ui.verbose
+    ui.quiet = not verbose
+    commands.branch(ui, repo, branchname)
+    ui.quiet = quiet
+    ui.note('hg -R "%s" ci -m "%s"\n' % (tmpdir, msg))
     repo.commit(text=msg)
     pathinfo = ('', ' in %s' % path)[ui.verbose]
-    ui.status(_('\n%s keywords expanded%s:\n') % (kwstatus, pathinfo))
+    _demostatus('%s keywords expanded%s' % (kwstatus, pathinfo))
     ui.write(repo.wread(fn))
     ui.debug(_('\nremoving temporary repo %s\n') % tmpdir)
     shutil.rmtree(tmpdir)