Implement JsonSchema for OsStr/OsString

schemars/tests/expected/os_strings.json

@@ -0,0 +1,53 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "OsStrings",
+  "type": "object",
+  "required": [
+    "borrowed",
+    "owned"
+  ],
+  "properties": {
+    "borrowed": {
+      "$ref": "#/definitions/OS_String"
+    },
+    "owned": {
+      "$ref": "#/definitions/OS_String"
+    }
+  },
+  "definitions": {
+    "OS_String": {
+      "oneOf": [
+        {
+          "type": "object",
+          "required": [
+            "Unix"
+          ],
+          "properties": {
+            "Unix": {
+              "type": "array",
+              "items": {
+                "type": "integer",
+                "format": "uint8"
+              }
+            }
+          }
+        },
+        {
+          "type": "object",
+          "required": [
+            "Windows"
+          ],
+          "properties": {
+            "Windows": {
+              "type": "array",
+              "items": {
+                "type": "integer",
+                "format": "uint16"
+              }
+            }
+          }
+        }
+      ]
+    }
+  }
+}

schemars/tests/expected/result.json

@@ -1,8 +1,7 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
   "title": "Result_Of_MyStruct_Or_Array_Of_String",
-  "type": "object",
-  "anyOf": [
+  "oneOf": [
     {
       "type": "object",
       "required": [

schemars/tests/os.rs

@@ -0,0 +1,15 @@
+mod util;
+use schemars::JsonSchema;
+use util::*;
+use std::ffi::{OsStr, OsString};
+
+#[derive(Debug, JsonSchema)]
+struct OsStrings {
+    owned: OsString,
+    borrowed: &'static OsStr,
+}
+
+#[test]
+fn os_strings() -> TestResult {
+    test_default_generated_schema::<OsStrings>("os_strings")
+}