Update< T >() [2/2]

static bool System.Collections.Immutable.ImmutableInterlocked.Update< T > ( ref T location, Func< T, T > transformer )

inlinestatic

Type Constraints

T

:

class

Definition at line 10 of file ImmutableInterlocked.cs.

                                                                                 : class?
    {
        Requires.NotNull(transformer, "transformer");
        T val = Volatile.Read(ref location);
        bool flag;
        do
        {
            T val2 = transformer(val);
            if (val == val2)
            {
                return false;
            }
            T val3 = Interlocked.CompareExchange(ref location, val2, val);
            flag = val == val3;
            val = val3;
        }
        while (!flag);
        return true;
    }

References System.Threading.Interlocked.CompareExchange(), and System.Threading.Volatile.Read().