def _formatted(self, format_type, **kwargs):
'''
Override Operation._formatted when formatting a conjunction
of relations as a total ordering.
'''
if self.get_style('as_total_ordering', 'False') == 'True':
self._check_total_ordering_applicability()
relations = self.operands.entries
operands = [rel.lhs for rel in relations] + [relations[-1].rhs]
formatted_operators = [
rel.operator.formatted(format_type) if rel.get_style(
'direction', 'normal') == 'normal' else
rel.__class__.reversed_operator_str(format_type)
for rel in relations
]
return Operation._formatted_operation(
format_type,
formatted_operators,
operands,
wrap_positions=self.wrap_positions(),
justification=self.get_style('justification'),
**kwargs)
else:
# Just use the default Operation._formatted method.
return Operation._formatted(self, format_type, **kwargs)
def _formatted(self, format_type, **kwargs):
'''
Format the binary relation operation. Note: it may
be reversed if the "direction" style is "reversed".
'''
from proveit import ExprTuple
wrap_positions = self.wrap_positions()
justification = self.get_style('justification')
fence = kwargs.get('fence', False)
subFence = kwargs.get('subFence', True)
operator_str = self.operator.formatted(format_type)
operands = self.operands
if self.is_reversed():
operator_str = self.__class__.reversed_operator_str(format_type)
operands = ExprTuple(*reversed(operands.entries))
return Operation._formatted_operation(format_type,
operator_str,
operands,
fence=fence,
subFence=subFence,
wrap_positions=wrap_positions,
justification=justification)