cleanup: Remove unused imports, formatting

src/draw.rs

@@ -1,6 +1,6 @@
 use contracts::{debug_ensures, debug_requires};
 use enum_dispatch::enum_dispatch;
-use geo::{EuclideanDistance, EuclideanLength, Point};
+use geo::{EuclideanLength, Point};
 
 use crate::{
     graph::{BendIndex, BendWeight, DotIndex, DotWeight, Ends, Index, SegIndex, SegWeight},
@@ -148,7 +148,7 @@ impl<'a> Draw<'a> {
     #[debug_ensures(ret.is_err() -> self.layout.node_count() == old(self.layout.node_count()))]
     pub fn segbend_around_bend(
         &mut self,
-        mut head: Head,
+        head: Head,
         around: BendIndex,
         width: f64,
     ) -> Result<SegbendHead, ()> {

src/guide.rs

@@ -1,7 +1,7 @@
 use geo::Line;
 
 use crate::{
-    draw::{Head, HeadTrait, SegbendHead},
+    draw::{Head, HeadTrait},
     graph::{BendIndex, DotIndex},
     layout::Layout,
     math::{self, Circle},

src/layout.rs

@@ -1,11 +1,10 @@
-use contracts::{debug_ensures, debug_invariant};
+use contracts::debug_invariant;
 use geo::Point;
 use petgraph::stable_graph::StableDiGraph;
 use petgraph::visit::EdgeRef;
 use petgraph::Direction::Incoming;
 use rstar::primitives::GeomWithData;
 use rstar::{RTree, RTreeObject};
-use spade::Triangulation;
 
 use crate::band::Band;
 use crate::bow::Bow;

src/main.rs

@@ -39,7 +39,7 @@ use sdl2::render::Canvas;
 use sdl2::video::Window;
 use sdl2::EventPump;
 use shape::Shape;
-use std::panic;
+
 use std::time::Duration;
 use tracer::{Trace, Tracer};
 
@@ -96,7 +96,7 @@ impl<'a> RouterObserver for DebugRouterObserver<'a> {
         );
     }
 
-    fn on_probe(&mut self, tracer: &Tracer, trace: &Trace, edge: MeshEdgeReference) {
+    fn on_probe(&mut self, tracer: &Tracer, trace: &Trace, _edge: MeshEdgeReference) {
         render_times(
             self.event_pump,
             self.canvas,

src/primitive.rs

@@ -1,4 +1,4 @@
-use std::mem::{self, swap};
+use std::mem::swap;
 
 use enum_dispatch::enum_dispatch;
 use petgraph::stable_graph::{NodeIndex, StableDiGraph};
@@ -57,7 +57,7 @@ impl<'a, W> GenericPrimitive<'a, W> {
             })
             .next()
         {
-            let weight = *self.graph.node_weight(index).unwrap();
+            let _weight = *self.graph.node_weight(index).unwrap();
 
             if let Some(Weight::Bend(..)) = self.graph.node_weight(index) {
                 return Some(BendIndex::new(index));
@@ -103,7 +103,7 @@ impl<'a, W> GenericPrimitive<'a, W> {
             })
             .next()
         {
-            let weight = *self.graph.node_weight(index).unwrap();
+            let _weight = *self.graph.node_weight(index).unwrap();
 
             if let Some(Weight::Bend(..)) = self.graph.node_weight(index) {
                 return Some(BendIndex::new(index));

src/router.rs

@@ -96,7 +96,7 @@ impl Router {
         let mut tracer = self.tracer(&mesh);
         let trace = tracer.start(mesh.vertex(from));
 
-        let (_cost, path) = astar(
+        let (_cost, _path) = astar(
             &mesh,
             mesh.vertex(from),
             &mut RouterAstarStrategy::new(tracer, trace, mesh.vertex(to), observer),

src/tracer.rs

@@ -5,7 +5,7 @@ use crate::{
     draw::{BareHead, Draw, Head, HeadTrait, SegbendHead},
     graph::{BendIndex, DotIndex, Ends},
     layout::Layout,
-    mesh::{Mesh, MeshEdgeReference, VertexIndex},
+    mesh::{Mesh, VertexIndex},
     primitive::MakeShape,
     rules::Rules,
 };
@@ -94,8 +94,8 @@ impl<'a> Tracer<'a> {
     }
 
     fn wrap(&mut self, head: Head, around: DotIndex, width: f64) -> Result<SegbendHead, ()> {
-        let around_pos = self.layout.primitive(around).weight().circle.pos;
-        let around_primitive = self.layout.primitive(around);
+        let _around_pos = self.layout.primitive(around).weight().circle.pos;
+        let _around_primitive = self.layout.primitive(around);
 
         'blk: {
             if let Some(mut layer) = self.layout.primitive(around).outer() {