round of rustfmt after 1.27 upgrade

abstutil/src/lib.rs

@@ -2,8 +2,8 @@ extern crate serde;
 extern crate serde_cbor;
 extern crate serde_json;
 
-use serde::Serialize;
 use serde::de::DeserializeOwned;
+use serde::Serialize;
 use std::fs::File;
 use std::io::{Error, ErrorKind, Read, Write};
 

editor/src/experimental.rs

@@ -1,6 +1,6 @@
-use ezgui::GfxCtx;
 use ezgui::canvas::Canvas;
 use ezgui::input::UserInput;
+use ezgui::GfxCtx;
 use geom::{PolyLine, Pt2D};
 use graphics;
 use graphics::types::Color;

editor/src/gui.rs

@@ -1,5 +1,5 @@
-use ezgui::GfxCtx;
 use ezgui::input::UserInput;
+use ezgui::GfxCtx;
 use piston::window::Size;
 
 pub trait GUI {

editor/src/plugins/color_picker.rs

@@ -1,10 +1,10 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
 use colors::{ColorScheme, Colors};
-use ezgui::GfxCtx;
 use ezgui::canvas::Canvas;
 use ezgui::input::UserInput;
 use ezgui::menu;
+use ezgui::GfxCtx;
 use graphics;
 use piston::input::{Key, MouseCursorEvent};
 use std::str::FromStr;

editor/src/plugins/selection.rs

@@ -2,9 +2,9 @@
 
 use colors::{ColorScheme, Colors};
 use control::ControlMap;
-use ezgui::GfxCtx;
 use ezgui::canvas::Canvas;
 use ezgui::input::UserInput;
+use ezgui::GfxCtx;
 use graphics::types::Color;
 use map_model;
 use map_model::{BuildingID, IntersectionID, Map, RoadID, TurnID};

editor/src/plugins/stop_sign_editor.rs

@@ -1,8 +1,8 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
 use colors::{ColorScheme, Colors};
-use control::ControlMap;
 use control::stop_signs::TurnPriority;
+use control::ControlMap;
 use ezgui::input::UserInput;
 use graphics::types::Color;
 use map_model::IntersectionID;

editor/src/render/building.rs

@@ -46,9 +46,10 @@ impl DrawBuilding {
 
     pub fn tooltip_lines(&self, map: &Map) -> Vec<String> {
         let b = map.get_b(self.id);
-        let mut lines = vec![
-            format!("Building #{:?} (from OSM way {})", self.id, b.osm_way_id),
-        ];
+        let mut lines = vec![format!(
+            "Building #{:?} (from OSM way {})",
+            self.id, b.osm_way_id
+        )];
         for (k, v) in &b.osm_tags {
             lines.push(format!("{} = {}", k, v));
         }

editor/src/render/map.rs

@@ -1,7 +1,7 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use aabb_quadtree::QuadTree;
 use aabb_quadtree::geom::{Point, Rect};
+use aabb_quadtree::QuadTree;
 use geom::{LonLat, Pt2D};
 use map_model::{BuildingID, IntersectionID, Map, ParcelID, RoadID, TurnID};
 use plugins::selection::Hider;

editor/src/render/turn.rs

@@ -8,10 +8,12 @@ use graphics;
 use graphics::math::Vec2d;
 use graphics::types::Color;
 use map_model;
-use map_model::TurnID;
 use map_model::geometry;
-use render::{BIG_ARROW_TIP_LENGTH, TURN_ICON_ARROW_LENGTH, TURN_ICON_ARROW_THICKNESS,
-             TURN_ICON_ARROW_TIP_LENGTH};
+use map_model::TurnID;
+use render::{
+    BIG_ARROW_TIP_LENGTH, TURN_ICON_ARROW_LENGTH, TURN_ICON_ARROW_THICKNESS,
+    TURN_ICON_ARROW_TIP_LENGTH,
+};
 use std::f64;
 
 #[derive(Debug)]

editor/src/ui.rs

@@ -6,10 +6,10 @@ use abstutil;
 use colors::{ColorScheme, Colors};
 use control::ControlMap;
 use control::{ModifiedStopSign, ModifiedTrafficSignal};
-use ezgui::GfxCtx;
-use ezgui::ToggleableLayer;
 use ezgui::canvas::Canvas;
 use ezgui::input::UserInput;
+use ezgui::GfxCtx;
+use ezgui::ToggleableLayer;
 use graphics::types::Color;
 use gui;
 use map_model;
@@ -336,7 +336,8 @@ impl gui::GUI for UI {
         if old_zoom >= MIN_ZOOM_FOR_MOUSEOVER && new_zoom < MIN_ZOOM_FOR_MOUSEOVER {
             self.current_selection_state = SelectionState::Empty;
         }
-        if !self.canvas.is_dragging() && input.use_event_directly().mouse_cursor_args().is_some()
+        if !self.canvas.is_dragging()
+            && input.use_event_directly().mouse_cursor_args().is_some()
             && new_zoom >= MIN_ZOOM_FOR_MOUSEOVER
         {
             let item = self.mouseover_something();

ezgui/src/canvas.rs

@@ -1,12 +1,13 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use GfxCtx;
 use aabb_quadtree::geom::{Point, Rect};
 use graphics::Transformed;
-use piston::input::{Button, Event, MouseButton, MouseCursorEvent, MouseScrollEvent, PressEvent,
-                    ReleaseEvent};
+use piston::input::{
+    Button, Event, MouseButton, MouseCursorEvent, MouseScrollEvent, PressEvent, ReleaseEvent,
+};
 use piston::window::Size;
 use text;
+use GfxCtx;
 
 const ZOOM_SPEED: f64 = 0.05;
 //const PAN_SPEED: f64 = 10.0;

ezgui/src/text.rs

@@ -1,9 +1,9 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use GfxCtx;
 use graphics;
 use graphics::types::Color;
 use graphics::{Image, Transformed};
+use GfxCtx;
 
 const TEXT_FG_COLOR: Color = [0.0, 0.0, 0.0, 1.0];
 const TEXT_BG_COLOR: Color = [0.0, 1.0, 0.0, 0.5];

kml/src/kml.rs

@@ -5,7 +5,7 @@ use map_model;
 use quick_xml::events::Event;
 use quick_xml::reader::Reader;
 use std::fs::File;
-use std::{io, f64};
+use std::{f64, io};
 
 pub fn load(
     path: &String,

map_model/src/make/lanes.rs

@@ -146,21 +146,13 @@ fn make_offsets(idx: isize, len: isize) -> Vec<isize> {
 #[test]
 fn offsets() {
     let no_offsets: Vec<isize> = Vec::new();
-    assert_eq!(
-        make_offsets(0, 1),
-        no_offsets);
+    assert_eq!(make_offsets(0, 1), no_offsets);
 
-    assert_eq!(
-        make_offsets(0, 3),
-        vec![1, 2]);
+    assert_eq!(make_offsets(0, 3), vec![1, 2]);
 
-    assert_eq!(
-        make_offsets(1, 3),
-        vec![-1, 1]);
+    assert_eq!(make_offsets(1, 3), vec![-1, 1]);
 
-    assert_eq!(
-        make_offsets(2, 3),
-        vec![-2, -1]);
+    assert_eq!(make_offsets(2, 3), vec![-2, -1]);
 }
 
 #[test]

map_model/src/make/trim_lines.rs

@@ -2,8 +2,8 @@ use dimensioned::si;
 use geom::Line;
 use intersection::Intersection;
 use road::{Road, RoadID};
-use std::collections::HashMap;
 use std::collections::hash_map::Entry;
+use std::collections::HashMap;
 
 pub(crate) fn trim_lines(roads: &mut Vec<Road>, i: &Intersection) {
     let mut shortest_first_line: HashMap<RoadID, (Line, si::Meter<f64>)> = HashMap::new();

map_model/src/map.rs

@@ -9,7 +9,7 @@ use intersection::{Intersection, IntersectionID};
 use make;
 use parcel::{Parcel, ParcelID};
 use raw_data;
-use road::{Road, RoadID, LaneType};
+use road::{LaneType, Road, RoadID};
 use std::collections::HashMap;
 use std::io::Error;
 use turn::{Turn, TurnID};
@@ -66,8 +66,10 @@ impl Map {
                 counter += 1;
                 let other_side = lane.offset_for_other_id
                     .map(|offset| RoadID(((id.0 as isize) + offset) as usize));
-                let siblings = lane.offsets_for_siblings.iter()
-                    .map(|offset| RoadID(((id.0 as isize) + offset) as usize)).collect();
+                let siblings = lane.offsets_for_siblings
+                    .iter()
+                    .map(|offset| RoadID(((id.0 as isize) + offset) as usize))
+                    .collect();
 
                 let mut unshifted_pts = PolyLine::new(
                     r.points
@@ -234,12 +236,18 @@ impl Map {
         let r = self.get_r(parking);
         assert_eq!(r.lane_type, LaneType::Parking);
         // TODO find the closest one to the parking lane, if there are multiple
-        r.siblings.iter().find(|&&id| self.get_r(id).lane_type == LaneType::Driving).map(|id| *id)
+        r.siblings
+            .iter()
+            .find(|&&id| self.get_r(id).lane_type == LaneType::Driving)
+            .map(|id| *id)
     }
 
     pub fn find_parking_lane(&self, driving: RoadID) -> Option<RoadID> {
         let r = self.get_r(driving);
         assert_eq!(r.lane_type, LaneType::Driving);
-        r.siblings.iter().find(|&&id| self.get_r(id).lane_type == LaneType::Parking).map(|id| *id)
+        r.siblings
+            .iter()
+            .find(|&&id| self.get_r(id).lane_type == LaneType::Parking)
+            .map(|id| *id)
     }
 }

map_model/src/road.rs

@@ -1,12 +1,12 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use IntersectionID;
 use dimensioned::si;
 use geom::{Angle, Line, PolyLine, Pt2D};
 use std;
 use std::collections::HashMap;
 use std::f64;
 use std::fmt;
+use IntersectionID;
 
 const PARKING_SPOT_LENGTH: si::Meter<f64> = si::Meter {
     // TODO look up a real value

map_model/src/turn.rs

@@ -1,11 +1,11 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use IntersectionID;
-use RoadID;
 use dimensioned::si;
 use geom::{Angle, Line, Pt2D};
 use std::f64;
 use std::fmt;
+use IntersectionID;
+use RoadID;
 
 // TODO reconsider pub usize. maybe outside world shouldnt know.
 #[derive(Clone, Copy, Debug, Eq, Hash, PartialEq, PartialOrd, Ord, Serialize, Deserialize)]

sim/src/draw_car.rs

@@ -1,12 +1,12 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use CarID;
 use driving::{Car, On};
 use ezgui::GfxCtx;
 use geom::{Angle, Pt2D};
 use graphics;
 use graphics::math::Vec2d;
 use map_model::{geometry, Map};
+use CarID;
 
 const CAR_WIDTH: f64 = 2.0;
 const CAR_LENGTH: f64 = 4.5;

sim/src/driving.rs

@@ -6,9 +6,9 @@ use draw_car::DrawCar;
 use geom::{Angle, Pt2D};
 use intersections::{IntersectionPolicy, StopSign, TrafficSignal};
 use map_model;
-use rand::Rng;
-use map_model::{Map, RoadID, TurnID, LaneType};
+use map_model::{LaneType, Map, RoadID, TurnID};
 use multimap::MultiMap;
+use rand::Rng;
 use std;
 use std::collections::{BTreeMap, HashSet, VecDeque};
 use std::f64;
@@ -400,7 +400,14 @@ impl DrivingSimState {
     // beginning of the road. later, we want cars starting at arbitrary points in the middle of the
     // road (from a building), so just ignore this problem for now.
     // True if we spawned one
-    pub fn start_car_on_road<R: Rng + ?Sized>(&mut self, time: Tick, start: RoadID, car: CarID, map: &Map, rng: &mut R) -> bool {
+    pub fn start_car_on_road<R: Rng + ?Sized>(
+        &mut self,
+        time: Tick,
+        start: RoadID,
+        car: CarID,
+        map: &Map,
+        rng: &mut R,
+    ) -> bool {
         if !self.roads[start.0].room_at_end(time, &self.cars) {
             // TODO car should enter Unparking state and wait for room
             println!("No room for {} to start driving on {}", car, start);

sim/src/intersections.rs

@@ -1,7 +1,7 @@
 // Copyright 2018 Google LLC, licensed under http://www.apache.org/licenses/LICENSE-2.0
 
-use control::ControlMap;
 use control::stop_signs::{ControlStopSign, TurnPriority};
+use control::ControlMap;
 use dimensioned::si;
 use map_model::{IntersectionID, Map, TurnID};
 use std::collections::HashMap;

sim/src/parking.rs

@@ -1,7 +1,7 @@
-use CarID;
 use map_model::{LaneType, Map, Road, RoadID};
 use rand::Rng;
 use std::iter;
+use CarID;
 
 #[derive(Serialize, Deserialize, PartialEq, Eq)]
 pub(crate) struct ParkingSimState {
@@ -20,7 +20,12 @@ impl ParkingSimState {
     }
 
     // Kind of vague whether this should handle existing spots or not
-    pub(crate) fn seed_random_cars<R: Rng + ?Sized>(&mut self, rng: &mut R, percent_capacity_to_fill: f64, id_counter: &mut usize) {
+    pub(crate) fn seed_random_cars<R: Rng + ?Sized>(
+        &mut self,
+        rng: &mut R,
+        percent_capacity_to_fill: f64,
+        id_counter: &mut usize,
+    ) {
         assert!(percent_capacity_to_fill >= 0.0 && percent_capacity_to_fill <= 1.0);
 
         let mut total_capacity = 0;
@@ -75,11 +80,17 @@ impl ParkingLane {
     }
 
     fn get_last_parked_car(&self) -> Option<CarID> {
-        self.spots.iter().rfind(|&&x| x.is_some()).map(|r| r.unwrap())
+        self.spots
+            .iter()
+            .rfind(|&&x| x.is_some())
+            .map(|r| r.unwrap())
     }
 
     fn remove_last_parked_car(&mut self, car: CarID) {
-        let idx = self.spots.iter().rposition(|&x| x.is_some()).expect("No parked cars at all now");
+        let idx = self.spots
+            .iter()
+            .rposition(|&x| x.is_some())
+            .expect("No parked cars at all now");
         assert_eq!(self.spots[idx], Some(car));
         self.spots[idx] = None;
     }

sim/src/sim.rs

@@ -5,8 +5,8 @@ use dimensioned::si;
 use draw_car::DrawCar;
 use driving::DrivingSimState;
 use map_model::{LaneType, Map, RoadID, TurnID};
-use rand::{FromEntropy, Rng, SeedableRng, XorShiftRng};
 use parking::ParkingSimState;
+use rand::{FromEntropy, Rng, SeedableRng, XorShiftRng};
 use std::f64;
 use std::time::{Duration, Instant};
 use {CarID, Tick};
@@ -48,11 +48,13 @@ impl Sim {
     }
 
     pub fn seed_parked_cars(&mut self, percent: f64) {
-        self.parking_state.seed_random_cars(&mut self.rng, percent, &mut self.id_counter)
+        self.parking_state
+            .seed_random_cars(&mut self.rng, percent, &mut self.id_counter)
     }
 
     pub fn start_many_parked_cars(&mut self, map: &Map, num_cars: usize) {
-        let mut driving_lanes: Vec<RoadID> = map.all_roads().iter()
+        let mut driving_lanes: Vec<RoadID> = map.all_roads()
+            .iter()
             .filter_map(|r| {
                 if r.lane_type == LaneType::Driving && self.driving_state.roads[r.id.0].is_empty() {
                     Some(r.id)
@@ -101,7 +103,13 @@ impl Sim {
         };
 
         if let Some(car) = self.parking_state.get_last_parked_car(parking_lane) {
-            if self.driving_state.start_car_on_road(self.time, driving_lane, car, map, &mut self.rng) {
+            if self.driving_state.start_car_on_road(
+                self.time,
+                driving_lane,
+                car,
+                map,
+                &mut self.rng,
+            ) {
                 self.parking_state.remove_last_parked_car(parking_lane, car);
             }
             true