GetArrayItemInstruction.cs

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namespace System.Linq.Expressions.Interpreter;
 
internal sealed class GetArrayItemInstruction : Instruction
{
    internal static readonly GetArrayItemInstruction Instance = new GetArrayItemInstruction();
 
    public override int ConsumedStack => 2;
 
    public override int ProducedStack => 1;
 
    public override string InstructionName => "GetArrayItem";
 
    private GetArrayItemInstruction()
    {
    }
 
    public override int Run(InterpretedFrame frame)
    {
        int index = ConvertHelper.ToInt32NoNull(frame.Pop());
        Array array = (Array)frame.Pop();
        frame.Push(array.GetValue(index));
        return 1;
    }
}