class Hash

except(*blacklist) click to toggle source

# File lib/extensions/hash.rb, line 2
def except(*blacklist)
  self.reject {|key, value| blacklist.include?(key.to_s) }
end

only(*whitelist) click to toggle source

# File lib/extensions/hash.rb, line 6
def only(*whitelist)
  self.reject {|key, value| !whitelist.include?(key.to_s) }
end