app/concerns/liquid_interpolatable.rb

@@ -220,6 +220,11 @@ module LiquidInterpolatable

                       input.to_s.sub(Regexp.new(regex), unescape_replacement(replacement.to_s))
              

                     end
              

                 
              

                +    # Serializes data as JSON
              

                +    def json(input)
              

                +      JSON.dump(input)
              

                +    end
              

                +
              

                     private
              

                 
              

                     def logger
              

spec/concerns/liquid_interpolatable_spec.rb

@@ -48,6 +48,16 @@ describe LiquidInterpolatable::Filters do

                     end
              

                   end
              

                 
              

                +  describe "json" do
              

                +    let(:agent) { Agents::InterpolatableAgent.new(name: "test") }
              

                +
              

                +    it 'serializes data to json' do
              

                +      agent.interpolation_context['something'] = {foo: 'bar'}
              

                +      agent.options['cleaned'] = '{{ something | json }}'
              

                +      expect(agent.interpolated['cleaned']).to eq('{"foo":"bar"}')
              

                +    end
              

                +  end
              

                +
              

                   describe 'to_xpath' do
              

                     before do
              

                       def @filter.to_xpath_roundtrip(string)