CompileNewExpression()

void System.Linq.Expressions.Interpreter.LightCompiler.CompileNewExpression ( Expression expr )

inlineprivate

Definition at line 1790 of file LightCompiler.cs.

    {
        NewExpression newExpression = (NewExpression)expr;
        if (newExpression.Constructor != null)
        {
            if (newExpression.Constructor.DeclaringType.IsAbstract)
            {
                throw Error.NonAbstractConstructorRequired();
            }
            ParameterInfo[] parametersCached = newExpression.Constructor.GetParametersCached();
            List<ByRefUpdater> list = null;
            for (int i = 0; i < parametersCached.Length; i++)
            {
                Expression argument = newExpression.GetArgument(i);
                if (parametersCached[i].ParameterType.IsByRef)
                {
                    ByRefUpdater byRefUpdater = CompileAddress(argument, i);
                    if (byRefUpdater != null)
                    {
                        if (list == null)
                        {
                            list = new List<ByRefUpdater>();
                        }
                        list.Add(byRefUpdater);
                    }
                }
                else
                {
                    Compile(argument);
                }
            }
            if (list != null)
            {
                _instructions.EmitByRefNew(newExpression.Constructor, parametersCached, list.ToArray());
            }
            else
            {
                _instructions.EmitNew(newExpression.Constructor, parametersCached);
            }
        }
        else
        {
            Type type = newExpression.Type;
            if (type.IsNullableType())
            {
                _instructions.EmitLoad(null);
            }
            else
            {
                _instructions.EmitDefaultValue(type);
            }
        }
    }

References System.Linq.Expressions.Interpreter.LightCompiler._instructions, System.Linq.Expressions.Interpreter.LightCompiler.Compile(), System.Linq.Expressions.Interpreter.LightCompiler.CompileAddress(), System.Linq.Expressions.Interpreter.InstructionList.EmitByRefNew(), System.Linq.Expressions.Interpreter.InstructionList.EmitDefaultValue(), System.Linq.Expressions.Interpreter.InstructionList.EmitLoad(), System.Linq.Expressions.Interpreter.InstructionList.EmitNew(), System.list, System.Linq.Expressions.Error.NonAbstractConstructorRequired(), and System.type.

Referenced by System.Linq.Expressions.Interpreter.LightCompiler.CompileNoLabelPush().