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#
# Copyright Capita Translation and Interpreting 2013
#
# This file is part of Pipeline Creation Language (PCL).
#
# Pipeline Creation Language (PCL) 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.
#
# Pipeline Creation Language (PCL) 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 Pipeline Creation Language (PCL). If not, see <http://www.gnu.org/licenses/>.
#
from entity import Entity
class Mapping(Entity):
def __init__(self, filename, lineno, from_identifier, to_identifier):
Entity.__init__(self, filename, lineno)
self.from_ = from_identifier
self.to = to_identifier
def accept(self, visitor):
visitor.visit(self)
def __str__(self):
return "%s -> %s" % (self.from_, self.to)
def __repr__(self):
return "<Mapping: from = %s,\n\tto = %s\n\tentity = %s>" % \
(self.from_.__repr__(),
self.to.__repr__(),
super(Mapping, self).__repr__())
class TopMapping(Mapping):
def __init__(self, filename, lineno, from_identifier, to_identifier):
Mapping.__init__(self, filename, lineno, from_identifier, to_identifier)
def __repr__(self):
return "<TopMapping: from = %s,\n\tto = %s\n\tentity = %s>" % \
(self.from_.__repr__(),
self.to.__repr__(),
super(TopMapping, self).__repr__())
class BottomMapping(Mapping):
def __init__(self, filename, lineno, from_identifier, to_identifier):
Mapping.__init__(self, filename, lineno, from_identifier, to_identifier)
def __repr__(self):
return "<BottomMapping: from = %s,\n\tto = %s\n\tentity = %s>" % \
(self.from_.__repr__(),
self.to.__repr__(),
super(BottomMapping, self).__repr__())
class LiteralMapping(Entity):
def __init__(self, filename, lineno, literal, to_identifier):
Entity.__init__(self, filename, lineno)
self.literal = literal
self.to = to_identifier
def accept(self, visitor):
visitor.visit(self)
def __str__(self):
return "%s -> %s" % (self.literal, self.to)
def __repr__(self):
return "<LiteralMapping: literal = %s,\n\tto = %s\n\tentity = %s>" % \
(self.literal.__repr__(),
self.to.__repr__(),
super(LiteralMapping, self).__repr__())
class ReturnMapping(Mapping):
def __init__(self, filename, lineno, from_, to_identifier):
Mapping.__init__(self, filename, lineno, from_, to_identifier)
def __str__(self):
return "%s <- %s" % (self.to, self.from_)
def __repr__(self):
return "<ReturnMapping: from = %s,\n\tto = %s\n\tentity = %s>" % \
(self.from_.__repr__(),
self.to.__repr__(),
super(ReturnMapping, self).__repr__())
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