Can process if / then / else keywords

Author: jarofgreen

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Cache results of processing. Repeated calls to get methods will be faster.
 - Added audit functionality. Thanks to Duncan and https://github.com/OpenDataServices/json-schema-auditor
 - Can process dependentSchemas keyword
+- Can process if / then / else keywords
 
 ### Removed
 

compiletojsonschema/compiletojsonschema.py

@@ -122,6 +122,10 @@ def __process_data(self, source):
             for k, v in source["dependentSchemas"].items():
                 out["dependentSchemas"][k] = self.__process_data(v)
 
+        for keyword in ["if", "then", "else"]:
+            if keyword in source:
+                out[keyword] = self.__process_data(source[keyword])
+
         if "codelist" in source and (
             "openCodelist" not in source or not source["openCodelist"]
         ):

tests/fixtures/simple/file-if-then-else.json

@@ -0,0 +1,28 @@
+{
+  "type": "object",
+  "properties": {
+    "name": {
+      "type": "string"
+    }
+  },
+  "if": {
+    "properties": {
+      "credit_card": {
+        "type": "number"
+      }
+    }
+  },
+  "then": {
+    "properties": {
+      "address": {
+        "$ref": "file-definitions.json#/definition/address",
+        "title": "Must have an address with a credit card"
+      }
+    }
+  },
+  "else": {
+    "properties": {
+      "cash_on_delivery": { "const": "Yup" }
+    }
+  }
+}

tests/test_simple.py

@@ -188,3 +188,34 @@ def test_file_dependentSchemas():
         "title",
         "type",
     ] == ctjs.get_keywords_used()
+
+
+def test_file_if_then_else():
+
+    input_filename = os.path.join(
+        os.path.dirname(os.path.realpath(__file__)),
+        "fixtures",
+        "simple",
+        "file-if-then-else.json",
+    )
+
+    ctjs = CompileToJsonSchema(input_filename=input_filename)
+    out = ctjs.get()
+
+    assert (
+        out["then"]["properties"]["address"]["title"]
+        == "Must have an address with a credit card"
+    )
+
+    assert ["number", "object", "string"] == ctjs.get_types_used()
+    assert [
+        "$ref",
+        "const",
+        "description",
+        "else",
+        "if",
+        "properties",
+        "then",
+        "title",
+        "type",
+    ] == ctjs.get_keywords_used()