public override IVecValue VisitArrayAccess([NotNull] VectorizeParser.ArrayAccessContext context)
{
var name = context.ID().GetText();
var value = CurrentScope[name];
var idxV = context.expression().Accept(this);
if (value is IVecContainer container)
{
if (idxV is VecInt idx)
{
return(container.Get(idx.Value));
}
else
{
throw new InvalidOperationException($"Index must be a int! Was: {idxV.Type}");
}
}
else
{
throw new InvalidOperationException($"Variable '{name}' must be an array to use indexing!");
}
}
/// <summary>
/// Exit a parse tree produced by the <c>ArrayAccess</c>
/// labeled alternative in <see cref="VectorizeParser.expression"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitArrayAccess([NotNull] VectorizeParser.ArrayAccessContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>ArrayAccess</c>
/// labeled alternative in <see cref="VectorizeParser.expression"/>.
/// <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 VisitArrayAccess([NotNull] VectorizeParser.ArrayAccessContext context)
{
return(VisitChildren(context));
}