Fabric/Text: text module, rawtext part

Summary: <RawText> component represents a purely regular string object in React.

Reviewed By: mdvacca

Differential Revision: D7751850

fbshipit-source-id: 54afe43e0c1ac063862f109ea07f0e7de3593573

React.podspec

@@ -185,6 +185,15 @@ Pod::Spec.new do |s|
       sss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/Folly\"" }
     end
 
+    ss.subspec "text" do |sss|
+      sss.dependency             "Folly", folly_version
+      sss.compiler_flags       = folly_compiler_flags
+      sss.source_files         = "ReactCommon/fabric/text/**/*.{cpp,h}"
+      sss.exclude_files        = "**/tests/*"
+      sss.header_dir           = "fabric/text"
+      sss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/Folly\"" }
+    end
+
     ss.subspec "textlayoutmanager" do |sss|
       sss.dependency             "Folly", folly_version
       sss.compiler_flags       = folly_compiler_flags

ReactCommon/fabric/text/BUCK

@@ -0,0 +1,84 @@
+load("//configurations/buck/apple:flag_defs.bzl", "get_debug_preprocessor_flags", "get_fbobjc_enable_exception_lang_compiler_flags")
+load("//ReactNative:DEFS.bzl", "IS_OSS_BUILD", "react_native_xplat_target", "rn_xplat_cxx_library", "get_apple_inspector_flags", "APPLE")
+
+APPLE_COMPILER_FLAGS = []
+
+if not IS_OSS_BUILD:
+    load("@xplat//configurations/buck/apple:flag_defs.bzl", "get_static_library_ios_flags", "flags")
+    APPLE_COMPILER_FLAGS = flags.get_flag_value(get_static_library_ios_flags(), 'compiler_flags')
+
+rn_xplat_cxx_library(
+    name = "text",
+    srcs = glob(
+        ["**/*.cpp"],
+        excludes = glob(["tests/**/*.cpp"]),
+    ),
+    headers = glob(
+        ["**/*.h"],
+        excludes = glob(["tests/**/*.h"]),
+    ),
+    header_namespace = "",
+    exported_headers = subdir_glob(
+        [
+            ("", "*.h"),
+            ("paragraph", "*.h"),
+            ("text", "*.h"),
+            ("rawtext", "*.h"),
+        ],
+        prefix = "fabric/text",
+    ),
+    compiler_flags = [
+        "-fexceptions",
+        "-frtti",
+        "-std=c++14",
+        "-Wall",
+    ],
+    fbobjc_compiler_flags = APPLE_COMPILER_FLAGS,
+    fbobjc_preprocessor_flags = get_debug_preprocessor_flags() + get_apple_inspector_flags(),
+    fbobjc_tests = [
+        ":tests",
+    ],
+    force_static = True,
+    macosx_tests_override = [],
+    preprocessor_flags = [
+        "-DLOG_TAG=\"ReactNative\"",
+        "-DWITH_FBSYSTRACE=1",
+    ],
+    tests = [],
+    visibility = ["PUBLIC"],
+    deps = [
+        "xplat//fbsystrace:fbsystrace",
+        "xplat//folly:headers_only",
+        "xplat//folly:memory",
+        "xplat//folly:molly",
+        "xplat//third-party/glog:glog",
+        react_native_xplat_target("fabric/attributedstring:attributedstring"),
+        react_native_xplat_target("fabric/core:core"),
+        react_native_xplat_target("fabric/debug:debug"),
+        react_native_xplat_target("fabric/graphics:graphics"),
+        react_native_xplat_target("fabric/textlayoutmanager:textlayoutmanager"),
+        react_native_xplat_target("fabric/view:view"),
+    ],
+)
+
+if not IS_OSS_BUILD:
+    load("@xplat//build_defs:fb_xplat_cxx_test.bzl", "fb_xplat_cxx_test")
+
+    fb_xplat_cxx_test(
+        name = "tests",
+        srcs = glob(["tests/**/*.cpp"]),
+        headers = glob(["tests/**/*.h"]),
+        contacts = ["[email protected]"],
+        compiler_flags = [
+            "-fexceptions",
+            "-frtti",
+            "-std=c++14",
+            "-Wall",
+        ],
+        platforms = APPLE,
+        deps = [
+            "xplat//folly:molly",
+            "xplat//third-party/gmock:gtest",
+            ":text",
+        ],
+    )

ReactCommon/fabric/text/rawtext/RawTextComponentDescriptor.h

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <fabric/core/ConcreteComponentDescriptor.h>
+#include <fabric/text/RawTextShadowNode.h>
+
+namespace facebook {
+namespace react {
+
+/*
+ * Descriptor for <RawText> component.
+ */
+class RawTextComponentDescriptor: public ConcreteComponentDescriptor<RawTextShadowNode> {
+public:
+  ComponentName getComponentName() const override {
+    return "RawText";
+  }
+};
+
+} // namespace react
+} // namespace facebook

ReactCommon/fabric/text/rawtext/RawTextProps.cpp

@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "RawTextProps.h"
+
+#include <fabric/core/propsConversions.h>
+#include <fabric/debug/DebugStringConvertibleItem.h>
+
+namespace facebook {
+namespace react {
+
+void RawTextProps::apply(const RawProps &rawProps) {
+  Props::apply(rawProps);
+
+  applyRawProp(rawProps, "text", text_);
+}
+
+#pragma mark - Getters
+
+std::string RawTextProps::getText() const {
+  return text_;
+}
+
+#pragma mark - DebugStringConvertible
+
+SharedDebugStringConvertibleList RawTextProps::getDebugProps() const {
+  SharedDebugStringConvertibleList list = {};
+  list.push_back(std::make_shared<DebugStringConvertibleItem>("text", text_));
+  return list;
+}
+
+} // namespace react
+} // namespace facebook

ReactCommon/fabric/text/rawtext/RawTextProps.h

@@ -0,0 +1,43 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <memory>
+
+#include <fabric/core/Props.h>
+#include <fabric/debug/DebugStringConvertible.h>
+
+namespace facebook {
+namespace react {
+
+class RawTextProps;
+
+using SharedRawTextProps = std::shared_ptr<const RawTextProps>;
+
+class RawTextProps:
+  public Props {
+
+public:
+
+  void apply(const RawProps &rawProps) override;
+
+#pragma mark - Getters
+
+  std::string getText() const;
+
+#pragma mark - DebugStringConvertible
+
+  SharedDebugStringConvertibleList getDebugProps() const override;
+
+private:
+
+  std::string text_ {""};
+};
+
+} // namespace react
+} // namespace facebook

ReactCommon/fabric/text/rawtext/RawTextShadowNode.cpp

@@ -0,0 +1,20 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "RawTextShadowNode.h"
+
+#include <fabric/debug/DebugStringConvertibleItem.h>
+
+namespace facebook {
+namespace react {
+
+ComponentName RawTextShadowNode::getComponentName() const {
+  return ComponentName("RawText");
+}
+
+} // namespace react
+} // namespace facebook

ReactCommon/fabric/text/rawtext/RawTextShadowNode.h

@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <memory>
+
+#include <fabric/core/ConcreteShadowNode.h>
+#include <fabric/core/ShadowNode.h>
+#include <fabric/text/RawTextProps.h>
+
+namespace facebook {
+namespace react {
+
+class RawTextShadowNode;
+
+using SharedRawTextShadowNode = std::shared_ptr<const RawTextShadowNode>;
+
+/*
+ * `ShadowNode` for <RawText> component, represents a purely regular string
+ * object in React. In a code fragment `<Text>Hello!</Text>`, "Hello!" part
+ * is represented as `<RawText text="Hello!"/>`.
+ * <RawText> component must not have any children.
+ */
+class RawTextShadowNode:
+  public ConcreteShadowNode<RawTextProps> {
+
+public:
+  using ConcreteShadowNode::ConcreteShadowNode;
+
+  ComponentName getComponentName() const override;
+};
+
+} // namespace react
+} // namespace facebook

ReactCommon/fabric/text/tests/TextTest.cpp

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * 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 <gtest/gtest.h>
+
+TEST(TextLayoutManagerTest, testSomething) {
+  // TODO:
+}