Remove unused code

brood/src/data.rs

@@ -31,8 +31,6 @@ impl Link {
     }
 }
 
-struct Store<'a, W>(&'a mut W);
-
 fn write_u8(w: &mut impl Write, n: u8) -> io::Result<()> {
     w.write_all(&n.to_le_bytes())
 }

brood/src/graph.rs

@@ -89,8 +89,6 @@ impl SubAssign<u32> for NodeIdx {
 pub struct EdgeIdx(pub u32);
 
 impl EdgeIdx {
-    pub const NONE: Self = Self(u32::MAX);
-
     #[inline]
     pub const fn new(value: usize) -> Self {
         Self(value as u32)
@@ -185,10 +183,6 @@ pub struct Graph {
 }
 
 impl Graph {
-    pub fn new() -> Self {
-        Self::default()
-    }
-
     pub fn with_capacity(nodes: usize, edges: usize) -> Self {
         Self {
             nodes: Vec::with_capacity(nodes),

brood/src/util.rs

@@ -1,11 +1,11 @@
-use std::{fmt, iter, thread::panicking, time::Instant};
+use std::{fmt, time::Instant};
 
 use regex::Regex;
 use thousands::Separable;
 
 use crate::{
     data::{Data, Page},
-    graph::{Graph, NodeIdx},
+    graph::NodeIdx,
 };
 
 pub struct Counter {