Skip to content

Instantly share code, notes, and snippets.

@dinks

dinks/black_white.rb

Created November 2, 2013 22:27
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save dinks/7284178 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save dinks/7284178 to your computer and use it in GitHub Desktop.
Download ZIP
Hash Blacklist and Whitelist
Raw
black_white.rb
class Hash
def except(*blacklist)
reject {|key, value| blacklist.include?(key) }
end
def only(*whitelist)
reject {|key, value| !whitelist.include?(key) }
end
end
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment