Synchronously closes the file.
Throws a FileSystemException if the operation fails.
Source
/**
* Synchronously closes the file.
*
* Throws a [FileSystemException] if the operation fails.
*/
void closeSync();
Synchronously closes the file.
Throws a FileSystemException if the operation fails.
/**
* Synchronously closes the file.
*
* Throws a [FileSystemException] if the operation fails.
*/
void closeSync();