message: Update interface methods declaration syntax
diff: @@ -6,14 +6,14 @@ export { Editor };
  export { Update, Code, Command, ErrorReason, toString as errorReasonToString };
  interface Editor {
  - write: (code: Code, newCursorPosition?: Position) => Promise<void>;
  - readThenWrite: (
  + write(code: Code, newCursorPosition?: Position): Promise<void>;
  + readThenWrite(
  selection: Selection,
  getUpdates: (code: Code) => Update[],
  newCursorPosition?: Position
  - ) => Promise<void>;
  - delegate: (command: Command) => Promise<void>;
  - showError: (reason: ErrorReason) => Promise<void>;
  + ): Promise<void>;
  + delegate(command: Command): Promise<void>;
  + showError(reason: ErrorReason): Promise<void>;
  }
  interface Update {
  