Refactor data representation and storage

Mostly moving around code

brood/src/commands/reexport.rs

@@ -2,19 +2,19 @@ use std::fs::File;
 use std::io::{self, BufReader, BufWriter};
 use std::path::Path;
 
-use crate::data::AdjacencyList;
+use crate::data::store;
 
 pub fn reexport(from: &Path, to: &Path) -> io::Result<()> {
     eprintln!(">> Import");
     let mut from = BufReader::new(File::open(from)?);
-    let data = AdjacencyList::read(&mut from)?;
+    let data = store::read_adjacency_list(&mut from)?;
 
     eprintln!(">> Consistency check");
     data.check_consistency();
 
     eprintln!(">> Export");
     let mut to = BufWriter::new(File::create(to)?);
-    data.write(&mut to)?;
+    store::write_adjacency_list(&data, &mut to)?;
 
     Ok(())
 }