When one plays the Jesus sent me card, then it was absolutely immoral. Some of US will not fall for deception... Bearing false witness is still one of the 10 Commandments.... Christ said you break one you break them all..
In order for Cruz to be guilty as a Christian he must first be guilty and he simply is not.
In contrast, Donald Trump is guilty of immorality and probably fraud and criminality but he is not exonerated because we all know that he is a hypocritical Christian. That defense might have been available to Bill Clinton but there is no reason to exonerate Donald Trump for his sins simply because he doesn't pass the laugh test as a Christian.
We have now gotten to the point with Trump supporters that we should oppose Ted Cruz because he is a believing Christians but we should support Donald Trump because he is a lying, hypocritical Christian.
What would Jesus say about a man who publishes books with passages where he gloats about engaging in sex with married women while he is also married?
Is your moral outrage selective based upon the target of your outrage?