fn write_file()

in src/main.rs [53:89]

• 26 lines of code
• 2 McCabe index (conditional complexity)

fn write_file(
	path: &Path,
	header: &Header,
	recs: Vec<FileRec>,
) -> Result<(), Box<dyn error::Error>> {
	let mut output_file = fs::File::create(path)?;

	// skip header
	output_file.seek(io::SeekFrom::Start(448))?;

	{
		let mut output = io::BufWriter::new(&output_file);
		let mut writer = blockio::BlockWrite::new(&mut output);

		for rec in recs {
			rec.to_writer(&mut writer)?;
		}

		writer.flush()?;
	}

	let mut header = header.clone();

	// what's the full file size?
	let end_offset = output_file.seek(io::SeekFrom::Current(0))?;
	header.end_offset = end_offset as u32;

	// go back to beginning
	output_file.seek(io::SeekFrom::Start(0))?;

	let mut output = io::BufWriter::new(&output_file);
	header.to_writer(&mut output)?;

	output.flush()?;

	Ok(())
}