public override Type VisitUnary_not_neg(BRAQParser.Unary_not_negContext context)
{
//right: right_short_call=short_call | right_call=call | right_literal=literal
Type right_type = context.right.Accept(this);
if (context.op != null)
{
try
{
var type_pair = TypeAllowances
.Find(x =>
x.Equals(new TypeHelper(null, right_type, context.op.Text, null)));
type_dict[context] = type_pair.result;
return(type_dict[context]);
}
catch (ArgumentNullException)
{
string msg = $"Failed to find matching operator {context.op.Text} for type {right_type} [Line {context.op.Line}]";
Console.WriteLine(msg);
throw new TypeMismatchError(msg);
}
}
type_dict[context] = right_type;
return(right_type);
}
public override int VisitUnary_not_neg(BRAQParser.Unary_not_negContext context)
{
context.right.Accept(this);
if (context.op != null)
{
switch (context.op.Text)
{
case "-":
il.Emit(OpCodes.Neg);
break;
case "not":
il.Emit(OpCodes.Ldc_I4_0);
il.Emit(OpCodes.Ceq);
break;
}
}
return(0);
}
/// <summary>
/// Visit a parse tree produced by <see cref="BRAQParser.unary_not_neg"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitUnary_not_neg([NotNull] BRAQParser.Unary_not_negContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="BRAQParser.unary_not_neg"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitUnary_not_neg([NotNull] BRAQParser.Unary_not_negContext context)
{
}
