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80 lines
2.1 KiB
80 lines
2.1 KiB
12 years ago
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# Copyright 2013 Dean Gardiner <gardiner91@gmail.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from caper import FragmentMatcher
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from caper.group import CaptureGroup
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from caper.result import CaperResult, CaperClosureNode
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class Parser(object):
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def __init__(self, pattern_groups):
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self.matcher = FragmentMatcher(pattern_groups)
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self.closures = None
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#: :type: caper.result.CaperResult
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self.result = None
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self._match_cache = None
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self._fragment_pos = None
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self._closure_pos = None
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self._history = None
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self.reset()
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def reset(self):
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self.closures = None
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self.result = CaperResult()
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self._match_cache = {}
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self._fragment_pos = -1
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self._closure_pos = -1
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self._history = []
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def setup(self, closures):
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"""
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:type closures: list of CaperClosure
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"""
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self.reset()
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self.closures = closures
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self.result.heads = [CaperClosureNode(closures[0])]
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def run(self, closures):
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"""
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:type closures: list of CaperClosure
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"""
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raise NotImplementedError()
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#
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# Capture Methods
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#
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def capture_fragment(self, tag, regex=None, func=None, single=True):
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return CaptureGroup(self, self.result).capture_fragment(
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tag,
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regex=regex,
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func=func,
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single=single
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)
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def capture_closure(self, tag, regex=None, func=None, single=True):
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return CaptureGroup(self, self.result).capture_closure(
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tag,
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regex=regex,
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func=func,
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single=single
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)
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