Files
smnp-py/smnp/runtime/evaluators/logic.py
2019-07-13 21:35:00 +02:00

21 lines
760 B
Python

from smnp.runtime.evaluator import Evaluator
from smnp.runtime.evaluators.expression import expressionEvaluator
from smnp.type.model import Type
class AndEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
left = expressionEvaluator(doAssert=True)(node.left, environment).value
right = expressionEvaluator(doAssert=True)(node.right, environment).value
return Type.bool(left.value and right.value)
class OrEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
left = expressionEvaluator(doAssert=True)(node.left, environment).value
right = expressionEvaluator(doAssert=True)(node.right, environment).value
return Type.bool(left.value or right.value)