No, he
wouldn’t tell. Anakin, above all else, was loyal. He’d consider such action a terrible
betrayal.
“For Anakin,” Obi-Wan said at length, “there is nothing more important than
friendship. He is the most loyal man I have ever met—loyal beyond reason, in
fact. Despite all I have tried to teach him about the sacrifices that are
the heart of being a Jedi, he—he will never, I think, truly understand.” [Matthew
Stover. Revenge of the Sith]