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from ql.ast.nodes.expressions.binary_operators.binary_operator import BinaryOperatorNode
from ql.types.boolean import QLBoolean
class EqualsOperatorNode(BinaryOperatorNode):
def __init__(self, metadata, expression_type, left_expression, right_expression, value):
super(EqualsOperatorNode, self).__init__(metadata, expression_type,
left_expression, right_expression, value)
@staticmethod
def get_result_type():
return QLBoolean
def evaluate(self):
self.value = self.left_expression.value == self.right_expression.value
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