private static Expression CreateIndexerAccessExpression(Expression instance, IndexerToken indexerToken)
{
var binder = Binder.GetIndex(CSharpBinderFlags.None,
typeof (DynamicPropertyAccessExpressionBuilder),
new[]
{
CSharpArgumentInfo.Create(CSharpArgumentInfoFlags.None, null),
CSharpArgumentInfo.Create(
CSharpArgumentInfoFlags.Constant |
CSharpArgumentInfoFlags.UseCompileTimeType, null)
});
return Expression.Dynamic(binder,
typeof (object),
new[]
{
instance,
indexerToken.Arguments
.Select(Expression.Constant)
.First()
});
}
private static MemberInfo GetFromIndexerToken(IndexerToken token, Type type)
{
var indexerPropertyInfo = type.GetIndexerPropertyInfo(token.Arguments.Select(a => a.GetType()).ToArray());
return indexerPropertyInfo != null ? indexerPropertyInfo.GetGetMethod() : null;
}