Introduce toDynamic conversion for ParagraphAttributes class

Summary: This diff introduces a way to convert ParagrapgAttributes object to dynamic objects

Reviewed By: shergin

Differential Revision: D9798895

fbshipit-source-id: 5b139a079c8681749c3e13938482b47e4153019d

ReactCommon/fabric/attributedstring/BUCK

@@ -73,7 +73,7 @@ fb_xplat_cxx_test(
         "-Wall",
     ],
     contacts = ["oncall+react_native@xmail.facebook.com"],
-    platforms = APPLE,
+    platforms = (ANDROID, APPLE),
     deps = [
         "xplat//folly:molly",
         "xplat//third-party/gmock:gtest",

ReactCommon/fabric/attributedstring/conversions.h

@@ -7,6 +7,7 @@
 
 #pragma once
 
+#include <fabric/attributedstring/ParagraphAttributes.h>
 #include <fabric/attributedstring/primitives.h>
 #include <fabric/graphics/Geometry.h>
 #include <folly/dynamic.h>
@@ -188,5 +189,15 @@ inline std::string toString(const TextDecorationLinePattern &textDecorationLineP
   }
 }
 
+inline folly::dynamic toDynamic(const ParagraphAttributes &paragraphAttributes) {
+  auto values = folly::dynamic::object();
+  values("maximumNumberOfLines", paragraphAttributes.maximumNumberOfLines);
+  values("ellipsizeMode", toString(paragraphAttributes.ellipsizeMode));
+  values("adjustsFontSizeToFit", paragraphAttributes.adjustsFontSizeToFit);
+  values("minimumFontSize", paragraphAttributes.minimumFontSize);
+  values("maximumFontSize", paragraphAttributes.maximumFontSize);
+  return values;
+}
+
 } // namespace react
 } // namespace facebook

ReactCommon/fabric/attributedstring/tests/ParagraphAttributesTest.cpp

@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <memory>
+
+#include <fabric/attributedstring/ParagraphAttributes.h>
+#include <fabric/attributedstring/conversions.h>
+#include <fabric/attributedstring/primitives.h>
+#include <gtest/gtest.h>
+#include <assert.h>
+
+namespace facebook {
+namespace react {
+
+
+TEST(ParagraphAttributesTest, testToDynamic) {
+  auto paragraphAttributes = ParagraphAttributes();
+  paragraphAttributes.maximumNumberOfLines = 2;
+  paragraphAttributes.adjustsFontSizeToFit = false;
+  paragraphAttributes.ellipsizeMode = EllipsizeMode::Middle;
+  paragraphAttributes.minimumFontSize = 10;
+  paragraphAttributes.maximumFontSize = 20;
+
+  auto result = toDynamic(paragraphAttributes);
+  assert(result["maximumNumberOfLines"] == paragraphAttributes.maximumNumberOfLines);
+  assert(result["adjustsFontSizeToFit"] == paragraphAttributes.adjustsFontSizeToFit);
+  assert(result["ellipsizeMode"] == toString(paragraphAttributes.ellipsizeMode));
+  assert(result["minimumFontSize"] == paragraphAttributes.minimumFontSize);
+  assert(result["maximumFontSize"] == paragraphAttributes.maximumFontSize);
+}
+
+}
+}

ReactCommon/fabric/core/shadownode/LocalData.h

@@ -29,7 +29,6 @@ class LocalData:
   public Sealable,
   public DebugStringConvertible {
 
-  // Nothing.
 };
 
 } // namespace react