internal static object InvokeDirectCallSite(object target, object[] args, string[] tArgNames, Type tContext, bool tStaticContext, ref CallSite callSite)
{
LazyBinder tBinder = null;
Type tBinderType = null;
if (callSite == null)
{
tBinder = () => {
var tList = GetBindingArgumentList(args, tArgNames, tStaticContext);
var tFlag = CSharpBinderFlags.None;
return(Binder.Invoke(tFlag, tContext, tList));
};
tBinderType = typeof(InvokeBinder);
}
return(InvokeMember <object>(ref callSite, tBinderType, tBinder, String.Empty, tStaticContext, tContext, tArgNames, target, args));
}
internal static void InvokeDirectActionCallSite(object target, object[] args, string[] tArgNames, Type tContext, bool tStaticContext, ref CallSite callSite)
{
LazyBinder tBinder = null;
Type tBinderType = null;
if (callSite == null)
{
tBinder = () => {
IEnumerable <CSharpArgumentInfo> tList;
tList = GetBindingArgumentList(args, tArgNames, tStaticContext);
var tFlag = CSharpBinderFlags.ResultDiscarded;
return(Binder.Invoke(tFlag, tContext, tList));
};
tBinderType = typeof(InvokeBinder);
}
InvokeMemberAction(ref callSite, tBinderType, tBinder, String.Empty, tStaticContext, tContext, tArgNames, target, args);
}
//
// Creates an invoke call on invocable expression
//
public override System.Linq.Expressions.Expression MakeExpression(Compiler.BuilderContext ctx)
{
var invokeBinder = invoke.invokeBinder;
var binder = Binder.Invoke(invokeBinder.flags, invokeBinder.callingContext, invokeBinder.argumentInfo);
var args = invoke.Arguments;
var args_expr = new SLE.Expression[invokeBinder.argumentInfo.Count];
var types = new Type [args_expr.Length + 2];
// Required by MakeDynamic
types[0] = typeof(System.Runtime.CompilerServices.CallSite);
types[1] = expr.Type.GetMetaInfo();
args_expr[0] = expr.MakeExpression(ctx);
for (int i = 0; i < args.Count; ++i)
{
args_expr[i + 1] = args[i].Expr.MakeExpression(ctx);
int type_index = i + 2;
types[type_index] = args[i].Type.GetMetaInfo();
if (args[i].IsByRef)
{
types[type_index] = types[type_index].MakeByRefType();
}
}
// Return type goes last
bool void_result = (invokeBinder.flags & CSharpBinderFlags.ResultDiscarded) != 0;
types[types.Length - 1] = void_result ? typeof(void) : invokeBinder.ReturnType;
//
// Much easier to use Expression.Dynamic cannot be used because it ignores ByRef arguments
// and it always generates either Func or Action and any value type argument is lost
//
Type delegateType = SLE.Expression.GetDelegateType(types);
return(SLE.Expression.MakeDynamic(delegateType, binder, args_expr));
}
internal static object InvokeDirectCallSite(object target, object[] arguments, string[] argumentNames,
Type context, bool staticContext, ref CallSite callSite)
{
LazyBinder binder = null;
Type binderType = null;
if (callSite == null)
{
binder = () =>
{
var bindingArgumentList = GetBindingArgumentList(arguments, argumentNames,
staticContext);
var flag = CSharpBinderFlags.None;
return(Binder.Invoke(flag, context, bindingArgumentList));
};
binderType = typeof(InvokeBinder);
}
return(InvokeMember <object>(ref callSite, binderType, binder, String.Empty, staticContext, context,
argumentNames, target, arguments));
}
internal static void InvokeDirectActionCallSite(object target, object[] arguments, string[] argumentNames,
Type context, bool staticContext, ref CallSite callSite)
{
LazyBinder binder = null;
Type binderType = null;
if (callSite == null)
{
binder = () =>
{
var bindingArgumentList = GetBindingArgumentList(arguments, argumentNames,
staticContext);
var flag = CSharpBinderFlags.ResultDiscarded;
return(Binder.Invoke(flag, context, bindingArgumentList));
};
binderType = typeof(InvokeBinder);
}
MemberActionInvoke(ref callSite, binderType, binder, String.Empty, staticContext, context, argumentNames,
target, arguments);
}
