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Feature/add v8 support #111

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1d3b39f
Fix autolinking on android
jacobp100 May 30, 2020
5edfe00
Implemented fallback from jsc -> hermes -> v8
Jun 9, 2020
9eb1164
Also catch NoClassDef Exception when requesting hermes
Jun 9, 2020
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16 changes: 14 additions & 2 deletions android/src/main/java/com/reactlibrary/ReactContextBuilder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@
import com.facebook.react.bridge.queue.ReactQueueConfigurationSpec;
import com.facebook.react.devsupport.interfaces.DevSupportManager;
import com.facebook.soloader.SoLoader;
import com.facebook.v8.reactexecutor.V8ExecutorFactory;

import java.util.ArrayList;
import java.util.concurrent.Callable;
Expand Down Expand Up @@ -65,8 +66,19 @@ private JavaScriptExecutorFactory getJSExecutorFactory() {
SoLoader.loadLibrary("jscexecutor");
return new JSCExecutorFactory(appName, deviceName);
} catch (UnsatisfiedLinkError jscE) {
// Otherwise use Hermes
return new HermesExecutorFactory();
// Otherwise try using hermes
try {
// we try whether we can start the hermes js executor.
// If it fails with an UnsatisfiedLinkError we know
// that it is not available.
JavaScriptExecutor hermes = new HermesExecutorFactory().create();
// stop if we were successful
hermes.close();
return new HermesExecutorFactory();
} catch (UnsatisfiedLinkError|NoClassDefFoundError e) {
// try v8
return new V8ExecutorFactory();
}
}
}

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3 changes: 2 additions & 1 deletion package.json
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Expand Up @@ -24,7 +24,8 @@
"android/",
"ios/",
"js/",
"index.js"
"index.js",
"react-native.config.js"
],
"peerDependencies": {
"react-native": ">=0.50.0"
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