1.0.5: Fix issue with null json in json.

jsony.nimble

@@ -1,4 +1,4 @@
-version     = "1.0.4"
+version     = "1.0.5"
 author      = "Andre von Houck"
 description = "A loose direct to object json parser with hooks."
 license     = "MIT"

src/jsony.nim

@@ -768,37 +768,40 @@ proc dumpHook*[T](s: var string, v: HashSet[T]|OrderedSet[T]) =
 
 proc dumpHook*(s: var string, v: JsonNode) =
   ## Dumps a regular json node.
-  case v.kind:
-  of JObject:
-    s.add '{'
-    var i = 0
-    for k, e in v.pairs:
-      if i != 0:
-        s.add ","
-      s.dumpHook(k)
-      s.add ':'
-      s.dumpHook(e)
-      inc i
-    s.add '}'
-  of JArray:
-    s.add '['
-    var i = 0
-    for e in v:
-      if i != 0:
-        s.add ","
-      s.dumpHook(e)
-      inc i
-    s.add ']'
-  of JNull:
+  if v == nil:
     s.add "null"
-  of JInt:
-    s.dumpHook(v.getInt)
-  of JFloat:
-    s.dumpHook(v.getFloat)
-  of JString:
-    s.dumpHook(v.getStr)
-  of JBool:
-    s.dumpHook(v.getBool)
+  else:
+    case v.kind:
+    of JObject:
+      s.add '{'
+      var i = 0
+      for k, e in v.pairs:
+        if i != 0:
+          s.add ","
+        s.dumpHook(k)
+        s.add ':'
+        s.dumpHook(e)
+        inc i
+      s.add '}'
+    of JArray:
+      s.add '['
+      var i = 0
+      for e in v:
+        if i != 0:
+          s.add ","
+        s.dumpHook(e)
+        inc i
+      s.add ']'
+    of JNull:
+      s.add "null"
+    of JInt:
+      s.dumpHook(v.getInt)
+    of JFloat:
+      s.dumpHook(v.getFloat)
+    of JString:
+      s.dumpHook(v.getStr)
+    of JBool:
+      s.dumpHook(v.getBool)
 
 proc toJson*[T](v: T): string =
   dumpHook(result, v)

tests/test_json_in_json.nim

@@ -24,3 +24,6 @@ block:
 
   let ns = """[123, +123, -123, 123.456, +123.456, -123.456, 123.456E9, +123.456E9, -123.456E9]"""
   doAssert $ns.fromJson() == """[123,123,-123,123.456,123.456,-123.456,123456000000.0,123456000000.0,-123456000000.0]"""
+
+  var foo = Entry()
+  doAssert toJson(foo) == """{"name":"","data":null}"""