public static NeuOperation Execute(
this NeuInterpreter interpreter,
NeuBinaryOperator op,
NeuOperation lhsResult,
NeuOperation rhsResult)
{
switch (op.OperatorType)
{
case NeuBinaryOperatorType.Multiply:
return(interpreter.Multiply(lhsResult, rhsResult));
///
case NeuBinaryOperatorType.Divide:
return(interpreter.Divide(lhsResult, rhsResult));
///
case NeuBinaryOperatorType.Add:
return(interpreter.Add(lhsResult, rhsResult));
///
case NeuBinaryOperatorType.Subtract:
return(interpreter.Subtract(lhsResult, rhsResult));
///
default:
throw new Exception();
}
}
public static NeuBinaryExpression ParseBinaryExpression(
this NeuParser parser,
ISourceLocation start,
Node lhs,
NeuBinaryOperator op,
Node rhs)
{
return(new NeuBinaryExpression(
children: new Node[] { lhs, op, rhs },
start: start,
end: parser.Tokenizer.GetLocation()));
}
public static int GetPrecedence(
this NeuBinaryOperator binaryOp)
{
switch (binaryOp.OperatorType)
{
case NeuBinaryOperatorType.Multiply:
case NeuBinaryOperatorType.Divide:
return(15);
case NeuBinaryOperatorType.Add:
case NeuBinaryOperatorType.Subtract:
return(14);
default:
return(0);
}
}
