fromFile static method
Implementation
static Future<FileStream> fromFile(File file) async {
RandomAccessFile raFile = await file.open();
int length = await raFile.length();
return FileStream._(raFile, length);
}
static Future<FileStream> fromFile(File file) async {
RandomAccessFile raFile = await file.open();
int length = await raFile.length();
return FileStream._(raFile, length);
}