Creating initial framework for refactoring core codebase

lib/v2/inventory/pattern.py

@@ -0,0 +1,36 @@
+# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+from v2.inventory import Host, Group
+
+class HostPattern(object):
+    def __init__(self, pattern):
+        self.pattern = pattern
+
+    def match(thing):
+        '''
+        return a list of matches
+        '''
+
+        matches = []
+        if isinstance(thing, Host):
+            # simple match against a single host
+            pass
+        elif isinstance(thing, Group):
+            # match against the list of hosts in the group
+            pass
+        return matches