Added Caper (0.2.0-master) and Logr (0.2.1) libraries

2013-09-30 18:40:27 +13:00
parent 8acdc56df1
commit ab51707607
13 changed files with 1531 additions and 0 deletions
@@ -0,0 +1,72 @@
+# Copyright 2013 Dean Gardiner <gardiner91@gmail.com>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from logr import Logr
+
+
+class CaptureStep(object):
+    REPR_KEYS = ['regex', 'func', 'single']
+
+    def __init__(self, capture_group, tag, source, regex=None, func=None, single=None):
+        #: @type: CaptureGroup
+        self.capture_group = capture_group
+
+        #: @type: str
+        self.tag = tag
+        #: @type: str
+        self.source = source
+        #: @type: str
+        self.regex = regex
+        #: @type: function
+        self.func = func
+        #: @type: bool
+        self.single = single
+
+    def _get_next_subject(self, parser):
+        if self.source == 'fragment':
+            if not parser.fragment_available():
+                return None
+            return parser.next_fragment()
+        elif self.source == 'closure':
+            if not parser.closure_available():
+                return None
+            return parser.next_closure()
+
+        raise NotImplementedError()
+
+    def execute(self, fragment):
+        if self.regex:
+            weight, match, num_fragments = self.capture_group.parser.matcher.fragment_match(fragment, self.regex)
+            Logr.debug('(execute) [regex] tag: "%s"', self.tag)
+            if match:
+                return True, weight, match, num_fragments
+        elif self.func:
+            match = self.func(fragment)
+            Logr.debug('(execute) [func] %s += "%s"', self.tag, match)
+            if match:
+                return True, 1.0, match, 1
+        else:
+            Logr.debug('(execute) [raw] %s += "%s"', self.tag, fragment.value)
+            return True, 1.0, fragment.value, 1
+
+        return False, None, None, 1
+
+    def __repr__(self):
+        attribute_values = [key + '=' + repr(getattr(self, key))
+                            for key in self.REPR_KEYS
+                            if hasattr(self, key) and getattr(self, key)]
+
+        attribute_string = ', ' + ', '.join(attribute_values) if len(attribute_values) > 0 else ''
+
+        return "CaptureStep('%s'%s)" % (self.tag, attribute_string)