You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
3.1 KiB
124 lines
3.1 KiB
# 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 caper.helpers import xrange_six
|
|
|
|
|
|
class CaperClosure(object):
|
|
__key__ = 'closure'
|
|
|
|
def __init__(self, index, value):
|
|
#: :type: int
|
|
self.index = index
|
|
|
|
#: :type: str
|
|
self.value = value
|
|
|
|
#: :type: CaperClosure
|
|
self.left = None
|
|
#: :type: CaperClosure
|
|
self.right = None
|
|
|
|
#: :type: list of CaperFragment
|
|
self.fragments = []
|
|
|
|
def __str__(self):
|
|
return "<CaperClosure value: %s" % repr(self.value)
|
|
|
|
def __repr__(self):
|
|
return self.__str__()
|
|
|
|
|
|
class CaperFragment(object):
|
|
__key__ = 'fragment'
|
|
|
|
def __init__(self, closure=None):
|
|
#: :type: CaperClosure
|
|
self.closure = closure
|
|
|
|
#: :type: str
|
|
self.value = ""
|
|
|
|
#: :type: CaperFragment
|
|
self.left = None
|
|
#: :type: str
|
|
self.left_sep = None
|
|
|
|
#: :type: CaperFragment
|
|
self.right = None
|
|
#: :type: str
|
|
self.right_sep = None
|
|
|
|
#: :type: int
|
|
self.position = None
|
|
|
|
def take(self, direction, count, include_self=True):
|
|
if direction not in ['left', 'right']:
|
|
raise ValueError('Un-Expected value for "direction", expected "left" or "right".')
|
|
|
|
result = []
|
|
|
|
if include_self:
|
|
result.append(self)
|
|
count -= 1
|
|
|
|
cur = self
|
|
for x in xrange_six(count):
|
|
if cur and getattr(cur, direction):
|
|
cur = getattr(cur, direction)
|
|
result.append(cur)
|
|
else:
|
|
result.append(None)
|
|
cur = None
|
|
|
|
return result
|
|
|
|
def take_left(self, count, include_self=True):
|
|
return self.take('left', count, include_self)
|
|
|
|
def take_right(self, count, include_self=True):
|
|
return self.take('right', count, include_self)
|
|
|
|
def __str__(self):
|
|
return "<CaperFragment value: %s" % repr(self.value)
|
|
|
|
def __repr__(self):
|
|
return self.__str__()
|
|
|
|
|
|
class CaptureMatch(object):
|
|
def __init__(self, tag, step, success=False, weight=None, result=None, num_fragments=1):
|
|
#: :type: bool
|
|
self.success = success
|
|
|
|
#: :type: float
|
|
self.weight = weight
|
|
|
|
#: :type: dict or str
|
|
self.result = result
|
|
|
|
#: :type: int
|
|
self.num_fragments = num_fragments
|
|
|
|
#: :type: str
|
|
self.tag = tag
|
|
|
|
#: :type: CaptureStep
|
|
self.step = step
|
|
|
|
def __str__(self):
|
|
return "<CaperMatch result: %s>" % repr(self.result)
|
|
|
|
def __repr__(self):
|
|
return self.__str__()
|
|
|