Add documentation and validation for the new json form properties (#194)

README.md

@@ -131,6 +131,11 @@ The JSON should follow the structure:
                   "conditional_for": {
                     "[snake_case_question_to_enable_1_name_string]": ["condition-that-enables"],
                     "[snake_case_question_to_enable_2_name_string]": ["condition-that-enables"]
+                  },
+                  "inferred_answers": { "field_that_gets_inferred_from_current_field": { "is_that_field_inferred": true } },
+                  "inferred_check_answers_value": {
+                    "condition": { "field_name_for_inferred_check_answers_condition": "field_value_for_inferred_check_answers_condition" },
+                    "value": "Inferred value that gets displayed if condition is met"
                   }
                 }
               },

config/forms/schema/generic.json

@@ -97,6 +97,24 @@
                                     "conditional_for": {
                                       "description": "",
                                       "type": "object"
+                                    },
+                                    "inferred_answers": {
+                                      "description": "fields that get inferred based on the value of the current field",
+                                      "type": "object"
+                                    },
+                                    "inferred_check_answers_value": {
+                                      "description": "value that gets displayed in the check answers for this field if the given condition is met",
+                                      "type": "object",
+                                      "properties": {
+                                        "condition": {
+                                          "description": "",
+                                          "type": "object"
+                                        },
+                                        "value": {
+                                          "description": "",
+                                          "type": "object"
+                                        }
+                                      }
                                     }
                                   },
                                   "minProperties": 1