NewArrayInstruction.cs

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namespace System.Linq.Expressions.Interpreter;
 
internal sealed class NewArrayInstruction : Instruction
{
    private readonly Type _elementType;
 
    public override int ConsumedStack => 1;
 
    public override int ProducedStack => 1;
 
    public override string InstructionName => "NewArray";
 
    internal NewArrayInstruction(Type elementType)
    {
        _elementType = elementType;
    }
 
    public override int Run(InterpretedFrame frame)
    {
        int num = ConvertHelper.ToInt32NoNull(frame.Pop());
        frame.Push((num < 0) ? new int[num] : Array.CreateInstance(_elementType, num));
        return 1;
    }
}