lib/httpx/plugins/multipart.rb in httpx-0.10.1 vs lib/httpx/plugins/multipart.rb in httpx-0.10.2

@@ -22,10 +22,10 @@
 
           def_delegator :@raw, :read
 
           def initialize(form)
             @raw = if multipart?(form)
-              HTTP::FormData::Multipart.new(Hash[*form.map { |k, v| Transcoder.enum_for(:normalize_keys, k, v).to_a }])
+              HTTP::FormData::Multipart.new(Hash[form.flat_map { |k, v| Transcoder.enum_for(:normalize_keys, k, v).to_a }])
             else
               HTTP::FormData::Urlencoded.new(form, :encoder => Transcoder::Form.method(:encode))
             end
           end