All Republicans should have one rule for their vote, anybody but a democrat. If they can't get that right, then they're already to the left.
For the interested, here's Jeff Jacoby stating his intention not to vote Trump:
THE TV NEWS was on, and there was a story about the leading candidates in the Republican presidential field."So if Donald Trump gets the nomination," my liberal friend needled me, "are you going to vote for him?""He's not going to be the nominee," I said, "but I wouldn't vote for him in any case."