bbatsov/clojure-style-guide — pull request #26 by uvtc (2013-01-06 21:15:02+00:00)
Title: `if` is for getting a value, not nec. side-effecty

Since `if` is more of an expression (rather than executed for side-effects), removed the "do-".

Since `when` supplies an implicit `do`, left the "do-", but removed the "else" (given the implicit `do`).