The fourth truth value: the reader's assignments, run through the steps they
granted, force this both true and false.
Only evaluation produces it. A reader assigns TCoreTrivalentValue, and the
assignment types below deliberately exclude this literal so a caller cannot
feed it back in.
The fourth truth value: the reader's assignments, run through the steps they granted, force this both true and false.
Only evaluation produces it. A reader assigns
TCoreTrivalentValue, and the assignment types below deliberately exclude this literal so a caller cannot feed it back in.