Using redo for tail recursion in Ruby is an interesting idea, similar to Clojure... | Hacker News

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		jimbokun on Feb 6, 2009 \| parent \| context \| favorite \| on: Ruby’s Most Underused Keyword Using redo for tail recursion in Ruby is an interesting idea, similar to Clojure's recur keyword.

sunkencity on Feb 7, 2009 [–]

but ruby doesn't support tail recursion effectively? or is this something new in 1.9. Stack level is not deep enough in 1.8 :P

judofyr on Feb 7, 2009 | [–]

1.9 supports it, together with some other optimizations, but everything is turned off in 1.9.1. 1.9.2 will be sweet :-)

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