public override IVecValue VisitVarassignstmt([NotNull] VectorizeParser.VarassignstmtContext context)
{
var name = context.ID().GetText();
var value = context.value.Accept(this);
var oldValue = CurrentScope[name];
if (context.index == null)
{
if (oldValue.Type != value.Type)
{
throw new InvalidOperationException($"Variable '{name}' is of type '{oldValue.Type}' and cannot be assigned a '{value.Type}' value!");
}
CurrentScope[name] = value;
}
else
{
if (oldValue is IVecContainer container)
{
var idxV = context.index.Accept(this);
if (idxV is VecInt idx)
{
container.Set(idx.Value, value);
}
else
{
throw new InvalidOperationException($"Index must be an int! Was: {idxV.Type}");
}
}
else
{
throw new InvalidOperationException($"Variable '{name}' must be an array to use indexing!");
}
}
return(VecNull.Value);
}
/// <summary>
/// Exit a parse tree produced by <see cref="VectorizeParser.varassignstmt"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitVarassignstmt([NotNull] VectorizeParser.VarassignstmtContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="VectorizeParser.varassignstmt"/>.
/// <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 VisitVarassignstmt([NotNull] VectorizeParser.VarassignstmtContext context)
{
return(VisitChildren(context));
}
