basically it's because of "else" and "elsif". While ".each" works the same as "for .. in ...; end", it's harder to do "if else" as method which will also return

basically it's because of "else" and "elsif". While ".each" works the same as "for .. in ...; end", it's harder to do "if else" as method which will also return value of the block inside the branch. Smalltalk can do it because "ifTrue:ifFalse:" is _one_ message, ruby didn't go that way syntactically.