Initial commit

ReactKit/Base/RCTJavaScriptExecutor.h

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+// Copyright 2004-present Facebook. All Rights Reserved.
+
+#import <JavaScriptCore/JavaScriptCore.h>
+
+#import "RCTInvalidating.h"
+
+typedef void (^RCTJavaScriptCompleteBlock)(NSError *error);
+typedef void (^RCTJavaScriptCallback)(id objcValue, NSError *error);
+
+/**
+ * Abstracts away a JavaScript execution context - we may be running code in a
+ * web view (for debugging purposes), or may be running code in a `JSContext`.
+ */
+@protocol RCTJavaScriptExecutor <RCTInvalidating>
+
+/**
+ * Executes given method with arguments on JS thread and calls the given callback
+ * with JSValue and JSContext as a result of the JS module call.
+ */
+- (void)executeJSCall:(NSString *)name
+               method:(NSString *)method
+            arguments:(NSArray *)arguments
+             callback:(RCTJavaScriptCallback)onComplete;
+
+/**
+ * Runs an application script, and notifies of the script load being complete via `onComplete`.
+ */
+- (void)executeApplicationScript:(NSString *)script
+                       sourceURL:(NSURL *)url
+                      onComplete:(RCTJavaScriptCompleteBlock)onComplete;
+
+- (void)injectJSONText:(NSString *)script
+   asGlobalObjectNamed:(NSString *)objectName
+              callback:(RCTJavaScriptCompleteBlock)onComplete;
+@end