Merge ef89b58 into 1c18d3b

huginn · Jul 12, 2023 · 43ceaac · 43ceaac
2 parents 1c18d3b + ef89b58
commit 43ceaac
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diff --git a/app/concerns/liquid_interpolatable.rb b/app/concerns/liquid_interpolatable.rb
@@ -263,6 +263,12 @@ def json(input)
       JSON.dump(input)
     end
 
+    def fromjson(input)
+      JSON.parse(input.to_s)
+    rescue StandardError
+      nil
+    end
+
     def hex_encode(input)
       input.to_s.unpack1('H*')
     end

diff --git a/spec/concerns/liquid_interpolatable_spec.rb b/spec/concerns/liquid_interpolatable_spec.rb
@@ -303,6 +303,16 @@ def @filter.to_xpath_roundtrip(string)
     end
   end
 
+  describe 'fromjson' do
+    let(:agent) { Agents::InterpolatableAgent.new(name: "test") }
+
+    it 'should parse a JSON string' do
+      agent.interpolation_context['json'] = '{"array": ["a", "b", "c"], "number": 42}'
+      agent.options['key'] = '{% assign obj = json | fromjson %}{{ obj["array"][1] }} and {{ obj.number }}'
+      expect(agent.interpolated['key']).to eq('b and 42')
+    end
+  end
+
   context 'as_object' do
     let(:agent) { Agents::InterpolatableAgent.new(name: "test") }