Initial commit 🎉

fbshipit-source-id: b6fc29740c6875d2e78953b8a7123890a67930f2
Co-authored-by: Sebastian McKenzie <sebmck@fb.com>
Co-authored-by: John Knox <jknox@fb.com>
Co-authored-by: Emil Sjölander <emilsj@fb.com>
Co-authored-by: Pritesh Nandgaonkar <prit91@fb.com>

iOS/SonarKit/SonarPlugin.h

@@ -0,0 +1,39 @@
+/*
+ *  Copyright (c) 2004-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.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+#import "SKMacros.h"
+
+SK_EXTERN_C_BEGIN
+void SonarPerformBlockOnMainThread(void(^block)());
+SK_EXTERN_C_END
+
+@protocol SonarConnection;
+
+@protocol SonarPlugin
+
+/**
+The plugin's identifier. This should map to a javascript plugin with the same identifier to ensure
+messages are sent correctly.
+*/
+- (NSString *)identifier;
+
+/**
+Called when a connection has been established between this plugin and the corresponding plugin on
+the Sonar desktop app. The provided connection can be used to register method receivers as well
+as send messages back to the desktop app.
+*/
+- (void)didConnect:(id<SonarConnection>)connection;
+
+/**
+Called when a plugin has been disconnected and the SonarConnection provided in didConnect is no
+longer valid to use.
+*/
+- (void)didDisconnect;
+
+@end