diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/request')
| -rw-r--r-- | actionpack/lib/action_dispatch/request/utils.rb | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/request/utils.rb b/actionpack/lib/action_dispatch/request/utils.rb new file mode 100644 index 0000000000..8b43cdada8 --- /dev/null +++ b/actionpack/lib/action_dispatch/request/utils.rb @@ -0,0 +1,24 @@ +module ActionDispatch + class Request < Rack::Request + class Utils # :nodoc: + class << self + # Remove nils from the params hash + def deep_munge(hash) + hash.each do |k, v| + case v + when Array + v.grep(Hash) { |x| deep_munge(x) } + v.compact! + hash[k] = nil if v.empty? + when Hash + deep_munge(v) + end + end + + hash + end + end + end + end +end + |