public override object VisitPrintStatement([NotNull] TinyScriptParser.PrintStatementContext context)
{
var ret = (Type)VisitExpression(context.expression());
var b = OpBuilder.GetOpBuilder(ret, context, _builder);
b.CallToString();
_builder.EmitPrint();
return(null);
}
public override object VisitUnaryExpression([NotNull] TinyScriptParser.UnaryExpressionContext context)
{
if (context.ChildCount == 1)
{
return(VisitPrimaryExpression(context.primaryExpression()));
}
var ret = (Type)VisitUnaryExpression(context.unaryExpression());
var op = context.GetChild(0).GetText();
var b = OpBuilder.GetOpBuilder(ret, context, _builder);
b.ProcessUnary(op);
return(ret);
}
public override object VisitCmpExpression([NotNull] TinyScriptParser.CmpExpressionContext context)
{
var ret = (Type)VisitAddExpression(context.addExpression(0));
if (context.ChildCount > 1)
{
var t2 = (Type)VisitAddExpression(context.addExpression(1));
var op = context.GetChild(1).GetText();
var cmpType = GetOpType(context, ret, t2);
var b = OpBuilder.GetOpBuilder(cmpType, context, _builder);
b.ProcessCmp(op);
return(typeof(bool));
}
return(ret);
}
public override object VisitPrimaryExpression([NotNull] TinyScriptParser.PrimaryExpressionContext context)
{
if (context.ChildCount == 1)
{
var c = context.GetChild(0);
if (c is TinyScriptParser.VariableExpressionContext)
{
return(VisitVariableExpression(context.variableExpression()));
}
var num = context.numericLiteral().GetText().Replace("_", "");
var b = OpBuilder.GetOpBuilder(typeof(decimal), context, _builder);
b.LoadNum(num);
return(typeof(decimal));
}
return(VisitExpression(context.expression()));
}
public override object VisitMulExpression([NotNull] TinyScriptParser.MulExpressionContext context)
{
var ret = (Type)VisitUnaryExpression(context.unaryExpression(0));
if (context.ChildCount > 1)
{
Type typeAdd = null;
for (int i = 1; i < context.ChildCount; i += 2)
{
var op = context.GetChild(i).GetText();
var t2 = (Type)VisitUnaryExpression((TinyScriptParser.UnaryExpressionContext)context.GetChild(i + 1));
typeAdd = GetOpType(context, ret, t2);
var b = OpBuilder.GetOpBuilder(typeAdd, context, _builder);
b.ProcessMul(op);
}
return(typeAdd);
}
return(ret);
}
public override object VisitAddExpression([NotNull] TinyScriptParser.AddExpressionContext context)
{
var ret = (Type)VisitMulExpression(context.mulExpression(0));
if (context.ChildCount > 1)
{
Type typeAdd = null;
for (int i = 1; i < context.ChildCount; i += 2)
{
var op = context.GetChild(i).GetText();
var t2 = (Type)VisitMulExpression((TinyScriptParser.MulExpressionContext)context.GetChild(i + 1));
typeAdd = ret == typeof(string) ? ret : GetOpType(context, ret, t2);
if (ret == typeof(string) && t2.IsValueType)
{
_builder.Box(t2);
}
var b = OpBuilder.GetOpBuilder(typeAdd, context, _builder);
b.ProcessAdd(op);
}
return(typeAdd);
}
return(ret);
}