muJSStatement (JSForLet _ _ _ inits _ conds _ progs _ body)                 = muFor inits conds progs body
muJSStatement (JSForLet _ _ _ inits _ conds _ progs _ body)                 = muFor inits conds progs body
muJSStatement (JSForLet _ _ _ inits _ conds _ progs _ body)                 = muFor inits conds progs body