ReturnReadOnly() [1/2]

static ReadOnlyCollection< Expression > System.Dynamic.Utils.ExpressionUtils.ReturnReadOnly ( IArgumentProvider provider, ref object collection )

inlinestatic

Definition at line 32 of file ExpressionUtils.cs.

    {
        if (collection is Expression expression)
        {
            Interlocked.CompareExchange(ref collection, new ReadOnlyCollection<Expression>(new ListArgumentProvider(provider, expression)), expression);
        }
        return (ReadOnlyCollection<Expression>)collection;
    }

References System.collection, and System.Threading.Interlocked.CompareExchange().