feat: migrate jsc-android to mavenCentral

Author: Kudo

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/internal/PrepareJSCTask.kt

@@ -29,39 +29,28 @@ internal object DependencyUtils {
       with(eachProject) {
         if (hasProperty(INTERNAL_REACT_NATIVE_MAVEN_LOCAL_REPO)) {
           val mavenLocalRepoPath = property(INTERNAL_REACT_NATIVE_MAVEN_LOCAL_REPO) as String
-          mavenRepoFromURI(File(mavenLocalRepoPath).toURI()) { repo ->
-            repo.content { it.excludeGroup("org.webkit") }
-          }
+          mavenRepoFromURI(File(mavenLocalRepoPath).toURI())
         }
         // We add the snapshot for users on nightlies.
-        mavenRepoFromUrl("https://oss.sonatype.org/content/repositories/snapshots/") { repo ->
-          repo.content { it.excludeGroup("org.webkit") }
-        }
+        mavenRepoFromUrl("https://oss.sonatype.org/content/repositories/snapshots/")
         repositories.mavenCentral { repo ->
-          // We don't want to fetch JSC from Maven Central as there are older versions there.
-          repo.content { it.excludeGroup("org.webkit") }
-
           // If the user provided a react.internal.mavenLocalRepo, do not attempt to load
           // anything from Maven Central that is react related.
           if (hasProperty(INTERNAL_REACT_NATIVE_MAVEN_LOCAL_REPO)) {
             repo.content { it.excludeGroup("com.facebook.react") }
           }
         }
-        // Android JSC is installed from npm
-        mavenRepoFromURI(File(reactNativeDir, "../jsc-android/dist").toURI()) { repo ->
-          repo.content { it.includeGroup("org.webkit") }
-        }
         repositories.google { repo ->
           repo.content {
             // We don't want to fetch JSC or React from Google
-            it.excludeGroup("org.webkit")
+            it.excludeGroup("io.github.react-native-community")
             it.excludeGroup("com.facebook.react")
           }
         }
         mavenRepoFromUrl("https://www.jitpack.io") { repo ->
           repo.content {
             // We don't want to fetch JSC or React from JitPack
-            it.excludeGroup("org.webkit")
+            it.excludeGroup("io.github.react-native-community")
             it.excludeGroup("com.facebook.react")
           }
         }

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/DependencyUtils.kt

@@ -56,23 +56,6 @@ class DependencyUtilsTest {
         .isNotNull()
   }
 
-  @Test
-  fun configureRepositories_containsJscLocalMavenRepo() {
-    val projectFolder = tempFolder.newFolder()
-    val reactNativeDir = tempFolder.newFolder("react-native")
-    val jscAndroidDir = tempFolder.newFolder("jsc-android")
-    val repositoryURI = URI.create("file://${jscAndroidDir}/dist")
-    val project = createProject(projectFolder)
-
-    configureRepositories(project, reactNativeDir)
-
-    assertThat(
-            project.repositories.firstOrNull {
-              it is MavenArtifactRepository && it.url == repositoryURI
-            })
-        .isNotNull()
-  }
-
   @Test
   fun configureRepositories_containsMavenCentral() {
     val repositoryURI = URI.create("https://repo.maven.apache.org/maven2/")

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/internal/PrepareJSCTaskTest.kt

@@ -81,14 +81,14 @@ def enableProguardInReleaseBuilds = false
  * The preferred build flavor of JavaScriptCore (JSC)
  *
  * For example, to use the international variant, you can use:
- * `def jscFlavor = 'org.webkit:android-jsc-intl:+'`
+ * `def jscFlavor = "io.github.react-native-community:jsc-android-intl:2026004.+"`
  *
  * The international variant includes ICU i18n library and necessary data
  * allowing to use e.g. `Date.toLocaleString` and `String.localeCompare` that
  * give correct results when using with locales other than en-US. Note that
  * this variant is about 6MiB larger per architecture than default.
  */
-def jscFlavor = 'org.webkit:android-jsc:+'
+def jscFlavor = "io.github.react-native-community:jsc-android:2026004.+"
 
 android {
     ndkVersion rootProject.ext.ndkVersion

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/utils/DependencyUtilsTest.kt

@@ -396,13 +396,6 @@ val prepareGlog by
       outputDir.set(File(thirdPartyNdkDir, "glog"))
     }
 
-// Create Android native library module based on jsc from npm
-val prepareJSC by
-    tasks.registering(PrepareJSCTask::class) {
-      jscPackagePath.set(findNodeModulePath(projectDir, "jsc-android"))
-      outputDir = project.layout.buildDirectory.dir("third-party-ndk/jsc")
-    }
-
 val prepareKotlinBuildScriptModel by
     tasks.registering {
       // This task is run when Gradle Sync is running.
@@ -577,7 +570,6 @@ android {
           prepareFolly,
           prepareGlog,
           prepareGtest,
-          prepareJSC,
           preparePrefab)
   tasks.getByName("generateCodegenSchemaFromJavaScript").dependsOn(buildCodegenCLI)
   prepareKotlinBuildScriptModel.dependsOn("preBuild")
@@ -663,9 +655,10 @@ dependencies {
   compileOnly(libs.javax.annotation.api)
   api(libs.javax.inject)
 
-  // It's up to the consumer to decide if hermes should be included or not.
-  // Therefore hermes-engine is a compileOnly dependency.
+  // It's up to the consumer to decide if hermes/jsc should be included or not.
+  // Therefore hermes-engine and jsc are compileOnly dependencies.
   compileOnly(project(":packages:react-native:ReactAndroid:hermes-engine"))
+  compileOnly(libs.jsc.android)
 
   testImplementation(libs.junit)
   testImplementation(libs.assertj)

packages/helloworld/android/app/build.gradle

@@ -43,7 +43,9 @@ endfunction()
 # Third-party prefabs
 find_package(hermes-engine REQUIRED CONFIG)
 find_package(fbjni REQUIRED CONFIG)
+find_package(jsc-android REQUIRED CONFIG)
 add_library(fbjni ALIAS fbjni::fbjni)
+add_library(jsc ALIAS jsc-android::jsc)
 
 # Third-party downloaded targets
 add_react_third_party_ndk_subdir(glog)
@@ -52,7 +54,6 @@ add_react_third_party_ndk_subdir(double-conversion)
 add_react_third_party_ndk_subdir(fast_float)
 add_react_third_party_ndk_subdir(fmt)
 add_react_third_party_ndk_subdir(folly)
-add_react_third_party_ndk_subdir(jsc)
 add_react_third_party_ndk_subdir(googletest)
 
 # Common targets

packages/react-native/ReactAndroid/build.gradle.kts

@@ -10,6 +10,15 @@
 cmake_minimum_required(VERSION 3.13)
 set(CMAKE_VERBOSE_MAKEFILE on)
 
+# Copy jsc headers into JavaScriptCore subdirectory
+get_target_property(JSC_PREFAB_INCLUDE_DIR jsc INTERFACE_INCLUDE_DIRECTORIES)
+set(JSC_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
+file(MAKE_DIRECTORY ${JSC_INCLUDE_DIR})
+file(GLOB JSC_HEADERS "${JSC_PREFAB_INCLUDE_DIR}/*.h")
+foreach(HEADER ${JSC_HEADERS})
+        file(COPY ${HEADER} DESTINATION "${JSC_INCLUDE_DIR}/JavaScriptCore")
+endforeach()
+
 add_compile_options(
         -fexceptions
         -frtti
@@ -25,6 +34,7 @@ add_library(jscruntime
         JSCRuntime.cpp)
 
 target_include_directories(jscruntime PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+target_include_directories(jscruntime PRIVATE ${JSC_INCLUDE_DIR})
 target_merge_so(jscruntime)
 
 target_link_libraries(jscruntime

packages/react-native/ReactAndroid/src/main/jni/CMakeLists.txt

@@ -21,6 +21,7 @@ fresco = "3.4.0"
 infer-annotation = "0.18.0"
 javax-annotation-api = "1.3.2"
 javax-inject = "1"
+jsc-android = "2026004.0.0"
 jsr305 = "3.0.2"
 junit = "4.13.2"
 kotlin = "2.0.21"
@@ -66,6 +67,7 @@ okhttp3 = { module = "com.squareup.okhttp3:okhttp", version.ref = "okhttp" }
 okio = { module = "com.squareup.okio:okio", version.ref = "okio" }
 javax-inject = { module = "javax.inject:javax.inject", version.ref = "javax-inject" }
 javax-annotation-api = { module = "javax.annotation:javax.annotation-api", version.ref = "javax-annotation-api" }
+jsc-android = { module = "io.github.react-native-community:jsc-android", version.ref = "jsc-android" }
 
 junit = {module = "junit:junit", version.ref = "junit" }
 assertj = {module = "org.assertj:assertj-core", version.ref = "assertj" }