OrOperation.ceylon
"A logical disjunction expression.
Left-associative.
Examples:
digit == 0 || digit == 1
element in errors || !element exists"
see (`class OrAssignmentOperation`)
shared class OrOperation(leftOperand, rightOperand)
extends LogicalOperation() {
shared actual DisjoiningExpression leftOperand;
shared actual ConjoiningExpression rightOperand;
shared actual [DisjoiningExpression, ConjoiningExpression] children = [leftOperand, rightOperand];
operator = "||";
shared actual Result transform<out Result>(Transformer<Result> transformer)
=> transformer.transformOrOperation(this);
shared actual void visit(Visitor visitor)
=> visitor.visitOrOperation(this);
shared actual Boolean equals(Object that) {
if (is OrOperation that) {
return leftOperand == that.leftOperand && rightOperand == that.rightOperand;
} else {
return false;
}
}
shared actual Integer hash
=> 31 * (leftOperand.hash + 31 * rightOperand.hash);
shared OrOperation copy(DisjoiningExpression leftOperand = this.leftOperand, ConjoiningExpression rightOperand = this.rightOperand) {
value ret = OrOperation(leftOperand, rightOperand);
copyExtraInfoTo(ret);
return ret;
}
}