MeasureOperation.ceylon
"A measured range expression.
Defined via [[measure]]. No associativity.
Examples:
0:size
today:14"
shared class MeasureOperation(first, size)
extends BinaryOperation() {
"The first element of the measured range."
shared AddingExpression first;
"The size of the measured range."
shared AddingExpression size;
"The first element of the measured range."
see (`value first`)
shared actual AddingExpression leftOperand = first;
"The size of the measured range."
see (`value size`)
shared actual AddingExpression rightOperand = size;
shared actual [AddingExpression, AddingExpression] children = [leftOperand, rightOperand];
operator = ":";
shared actual Result transform<out Result>(Transformer<Result> transformer)
=> transformer.transformMeasureOperation(this);
shared actual void visit(Visitor visitor)
=> visitor.visitMeasureOperation(this);
shared actual Boolean equals(Object that) {
if (is MeasureOperation that) {
return leftOperand == that.leftOperand && rightOperand == that.rightOperand;
} else {
return false;
}
}
shared actual Integer hash
=> 31 * (leftOperand.hash + 31 * rightOperand.hash);
shared MeasureOperation copy(AddingExpression leftOperand = this.leftOperand, AddingExpression rightOperand = this.rightOperand) {
value ret = MeasureOperation(leftOperand, rightOperand);
copyExtraInfoTo(ret);
return ret;
}
}