reformatting: cJSONUtils_Compare

cJSON_Utils.c

@@ -242,31 +242,62 @@ static cJSON *cJSONUtils_PatchDetach(cJSON *object, const char *path)
     return ret;
 }
 
-static int cJSONUtils_Compare(cJSON *a,cJSON *b)
+static int cJSONUtils_Compare(cJSON *a, cJSON *b)
 {
-	if (a->type!=b->type)	return -1;	/* mismatched type. */
-	switch (a->type)
-	{
-	case cJSON_Number:	return (a->valueint!=b->valueint || a->valuedouble!=b->valuedouble)?-2:0;	/* numeric mismatch. */
-	case cJSON_String:	return (strcmp(a->valuestring,b->valuestring)!=0)?-3:0;						/* string mismatch. */
-	case cJSON_Array:	for (a=a->child,b=b->child;a && b;a=a->next,b=b->next)	{int err=cJSONUtils_Compare(a,b);if (err) return err;}
-						return (a || b)?-4:0;	/* array size mismatch. */
-	case cJSON_Object:
-						cJSONUtils_SortObject(a);
-						cJSONUtils_SortObject(b);
-						a=a->child,b=b->child;
-						while (a && b)
-						{
-							int err;
-							if (cJSONUtils_strcasecmp(a->string,b->string))	return -6;	/* missing member */
-							err=cJSONUtils_Compare(a,b);if (err) return err;
-							a=a->next,b=b->next;
-						}
-						return (a || b)?-5:0;	/* object length mismatch */
+    if (a->type != b->type)
+    {
+        /* mismatched type. */
+        return -1;
+    }
+    switch (a->type)
+    {
+        case cJSON_Number:
+            /* numeric mismatch. */
+            return ((a->valueint != b->valueint) || (a->valuedouble != b->valuedouble)) ? -2 : 0;
+        case cJSON_String:
+            /* string mismatch. */
+            return (strcmp(a->valuestring, b->valuestring) != 0) ? -3 : 0;
+        case cJSON_Array:
+            for (a = a->child, b = b->child; a && b; a = a->next, b = b->next)
+            {
+                int err = cJSONUtils_Compare(a, b);
+                if (err)
+                {
+                    return err;
+                }
+            }
+            /* array size mismatch? (one of both children is not NULL) */
+            return (a || b) ? -4 : 0;
+        case cJSON_Object:
+            cJSONUtils_SortObject(a);
+            cJSONUtils_SortObject(b);
+            a = a->child;
+            b = b->child;
+            while (a && b)
+            {
+                int err;
+                /* compare object keys */
+                if (cJSONUtils_strcasecmp(a->string, b->string))
+                {
+                    /* missing member */
+                    return -6;
+                }
+                err = cJSONUtils_Compare(a, b);
+                if (err)
+                {
+                    return err;
+                }
+                a = a->next;
+                b = b->next;
+            }
+            /* object length mismatch (one of both children is not null) */
+            return (a || b) ? -5 : 0;
 
-	default:			break;
-	}
-	return 0;
+        default:
+            break;
+    }
+    /* null, true or false */
+    return 0;
 }
 
 static int cJSONUtils_ApplyPatch(cJSON *object,cJSON *patch)