/// <summary>
/// = array[index]
/// </summary>
/// <param name="array"></param>
/// <param name="index"></param>
/// <param name="core"></param>
/// <returns></returns>
public static StackValue GetValueFromIndex(StackValue array, int index, RuntimeCore runtimeCore)
{
Validity.Assert(array.IsArray || array.IsString);
RuntimeMemory rmem = runtimeCore.RuntimeMemory;
if (array.IsString)
{
string str = rmem.Heap.GetString(array);
if (str == null)
{
return(StackValue.Null);
}
if (index < 0)
{
index = index + str.Length;
}
if (index >= str.Length || index < 0)
{
runtimeCore.RuntimeStatus.LogWarning(ProtoCore.Runtime.WarningID.kOverIndexing, Resources.kArrayOverIndexed);
return(StackValue.Null);
}
return(rmem.Heap.AllocateString(str.Substring(index, 1)));
}
else
{
HeapElement he = GetHeapElement(array, runtimeCore);
return(StackUtils.GetValue(he, index, runtimeCore));
}
}
/// <summary>
/// = array[index]
/// </summary>
/// <param name="array"></param>
/// <param name="index"></param>
/// <param name="core"></param>
/// <returns></returns>
public static StackValue GetValueFromIndex(StackValue array, int index, Core core)
{
Validity.Assert(array.IsArray || array.IsString);
if (!array.IsArray && !array.IsString)
{
return(StackValue.Null);
}
HeapElement he = GetHeapElement(array, core);
return(StackUtils.GetValue(he, index, core));
}
/// <summary>
/// = array[index]
/// </summary>
/// <param name="array"></param>
/// <param name="index"></param>
/// <param name="core"></param>
/// <returns></returns>
public static StackValue GetValueFromIndex(StackValue array, int index, Core core)
{
Validity.Assert(StackUtils.IsArray(array) || StackUtils.IsString(array));
if (!StackUtils.IsArray(array) && !StackUtils.IsString(array))
{
return(StackUtils.BuildNull());
}
HeapElement he = GetHeapElement(array, core);
return(StackUtils.GetValue(he, index, core));
}
public static StackValue GetArrayElement(StackValue svPtr, List <StackValue> svDimList, Core core)
{
Validity.Assert(IsArray(svPtr));
HeapElement heapElem = null;
StackValue svFinal = StackUtils.BuildNull();
foreach (StackValue sv in svDimList)
{
if (svPtr.optype != AddressType.ArrayPointer)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kOverIndexing, ProtoCore.RuntimeData.WarningMessage.kArrayOverIndexed);
return(StackUtils.BuildNull());
}
heapElem = core.Heap.Heaplist[(int)svPtr.opdata];
svPtr = StackUtils.GetValue(heapElem, (int)sv.opdata, core);
svFinal = svPtr;
}
return(svFinal);
}