private UstExprs.UnaryOperatorExpression VisitUnaryExpression(UnaryExpression unaryExpression)
{
UstTokens.UnaryOperator op = UstTokens.UnaryOperator.None;
switch (unaryExpression.Operator)
{
case UnaryOperator.Plus:
op = UstTokens.UnaryOperator.Plus;
break;
case UnaryOperator.Minus:
op = UstTokens.UnaryOperator.Minus;
break;
case UnaryOperator.BitwiseNot:
op = UstTokens.UnaryOperator.BitwiseNot;
break;
case UnaryOperator.Delete:
op = UstTokens.UnaryOperator.Delete;
break;
case UnaryOperator.Void:
op = UstTokens.UnaryOperator.Void;
break;
case UnaryOperator.TypeOf:
op = UstTokens.UnaryOperator.TypeOf;
break;
case UnaryOperator.Increment:
op = unaryExpression.Prefix ? UstTokens.UnaryOperator.Increment : UstTokens.UnaryOperator.PostIncrement;
break;
case UnaryOperator.Decrement:
op = unaryExpression.Prefix ? UstTokens.UnaryOperator.Decrement : UstTokens.UnaryOperator.PostDecrement;
break;
}
// TODO: literal text span in Esprima library
var opLiteral = new UstLiterals.UnaryOperatorLiteral(op, default);
var expression = VisitExpression(unaryExpression.Argument);
return(new UstExprs.UnaryOperatorExpression(opLiteral, expression, GetTextSpan(unaryExpression)));
}
private UstExprs.BinaryOperatorExpression VisitBinaryExpression(BinaryExpression binaryExpression)
{
UstTokens.BinaryOperator op = UstTokens.BinaryOperator.None;
switch (binaryExpression.Operator)
{
case BinaryOperator.Plus:
op = UstTokens.BinaryOperator.Plus;
break;
case BinaryOperator.Minus:
op = UstTokens.BinaryOperator.Minus;
break;
case BinaryOperator.Times:
op = UstTokens.BinaryOperator.Multiply;
break;
case BinaryOperator.Divide:
op = UstTokens.BinaryOperator.Divide;
break;
case BinaryOperator.Modulo:
op = UstTokens.BinaryOperator.Mod;
break;
case BinaryOperator.Equal:
op = UstTokens.BinaryOperator.Equal;
break;
case BinaryOperator.NotEqual:
op = UstTokens.BinaryOperator.NotEqual;
break;
case BinaryOperator.Greater:
op = UstTokens.BinaryOperator.Greater;
break;
case BinaryOperator.GreaterOrEqual:
op = UstTokens.BinaryOperator.GreaterOrEqual;
break;
case BinaryOperator.Less:
op = UstTokens.BinaryOperator.Less;
break;
case BinaryOperator.LessOrEqual:
op = UstTokens.BinaryOperator.LessOrEqual;
break;
case BinaryOperator.StrictlyEqual:
op = UstTokens.BinaryOperator.StrictEqual;
break;
case BinaryOperator.StricltyNotEqual:
op = UstTokens.BinaryOperator.StrictNotEqual;
break;
case BinaryOperator.BitwiseAnd:
op = UstTokens.BinaryOperator.BitwiseAnd;
break;
case BinaryOperator.BitwiseOr:
op = UstTokens.BinaryOperator.BitwiseOr;
break;
case BinaryOperator.BitwiseXOr:
op = UstTokens.BinaryOperator.BitwiseXor;
break;
case BinaryOperator.LeftShift:
op = UstTokens.BinaryOperator.ShiftLeft;
break;
case BinaryOperator.RightShift:
op = UstTokens.BinaryOperator.ShiftRight;
break;
case BinaryOperator.UnsignedRightShift:
op = UstTokens.BinaryOperator.ShiftRight; // TODO: maybe add specific JavaScript operator?
break;
case BinaryOperator.In:
op = UstTokens.BinaryOperator.In;
break;
case BinaryOperator.InstanceOf:
op = UstTokens.BinaryOperator.InstanceOf;
break;
case BinaryOperator.LogicalAnd:
op = UstTokens.BinaryOperator.LogicalAnd;
break;
case BinaryOperator.LogicalOr:
op = UstTokens.BinaryOperator.LogicalOr;
break;
}
// TODO: literal text span in Esprima library
var opLiteral = new UstLiterals.BinaryOperatorLiteral(op, default);
var left = VisitExpression(binaryExpression.Left);
var right = VisitExpression(binaryExpression.Right);
return(new UstExprs.BinaryOperatorExpression(left, opLiteral, right, GetTextSpan(binaryExpression)));
}
