Comments on: Do or do not…

By: Ruby, a message to you » You might be able to stop trying to call methods on nil

Tue, 04 Mar 2008 17:14:58 +0000

[...] people behind andand, try, do_or_do_not, NilClass#method_missing, SafeNil, maybe, etc. seem to be trying to beautifully solve the problem [...]

Ruby, a message to you » A better try — chaining methods and nil — Mon, 03 Mar 2008 22:22:33 +0000

[...] #try, #andand, and #do_or_do_not, the one I like best (and I don’t even like any of them that much, but that’s my next [...]

Reg Braithwaite — Sun, 02 Mar 2008 22:16:21 +0000

“There is no try”… Love the name, I sincerely hope installation is:

sudo gem install yoda

de tomKronieken » Blog Archive » links for 2008-03-02 — Sun, 02 Mar 2008 19:18:40 +0000

[...] Try try pattern. Useful to do stuff without checking for nil? — shared with shareomatic.com (tags: ruby) [...]

Ben — Sun, 02 Mar 2008 15:48:23 +0000

crayz, yes, I did mean situations like @person.employer.name rescue nil. Somehow I had missed #andand before… I agree, that’s a better approach.

I’ve also taken to relying on #to_s, so I’d just def #to_s in Employer as self.name, and then use @person.employer in erb.