Resolve lint warnings

src/draw.rs

@@ -30,15 +30,15 @@ pub fn draw_elem(
                 match fill {
                     Paint::Color(ref color) => match color {
                         color::Color::RGB(rgb) => gr.set_source_rgb(
-                            rgb.r as f64 / 255.0,
-                            rgb.g as f64 / 255.0,
-                            rgb.b as f64 / 255.0,
+                            f64::from(rgb.r) / 255.0,
+                            f64::from(rgb.g) / 255.0,
+                            f64::from(rgb.b) / 255.0,
                         ),
                         color::Color::RGBA(rgba) => gr.set_source_rgba(
-                            rgba.r as f64 / 255.0,
-                            rgba.g as f64 / 255.0,
-                            rgba.b as f64 / 255.0,
-                            rgba.a as f64,
+                            f64::from(rgba.r) / 255.0,
+                            f64::from(rgba.g) / 255.0,
+                            f64::from(rgba.b) / 255.0,
+                            f64::from(rgba.a),
                         ),
                     },
                 }
@@ -76,15 +76,15 @@ pub fn draw_elem(
                 match fill {
                     Paint::Color(ref color) => match color {
                         color::Color::RGB(rgb) => gr.set_source_rgb(
-                            rgb.r as f64 / 255.0,
-                            rgb.g as f64 / 255.0,
-                            rgb.b as f64 / 255.0,
+                            f64::from(rgb.r) / 255.0,
+                            f64::from(rgb.g) / 255.0,
+                            f64::from(rgb.b) / 255.0,
                         ),
                         color::Color::RGBA(rgba) => gr.set_source_rgba(
-                            rgba.r as f64 / 255.0,
-                            rgba.g as f64 / 255.0,
-                            rgba.b as f64 / 255.0,
-                            rgba.a as f64,
+                            f64::from(rgba.r) / 255.0,
+                            f64::from(rgba.g) / 255.0,
+                            f64::from(rgba.b) / 255.0,
+                            f64::from(rgba.a),
                         ),
                     },
                 }

src/main.rs

@@ -171,7 +171,7 @@ fn main() {
                     if let Some(selection) = selection {
                         let bbox = selection.as_ref().get_aabb();
                         ctx.set_source_rgb(0.0, 0.0, 0.0);
-                        ctx.set_dash(&mut [5.0], 0.0);
+                        ctx.set_dash(&[5.0], 0.0);
                         ctx.rectangle(
                             bbox.position.x,
                             bbox.position.y,
@@ -180,7 +180,7 @@ fn main() {
                         );
                         ctx.stroke();
 
-                        ctx.set_dash(&mut [], 0.0);
+                        ctx.set_dash(&[], 0.0);
 
                         let tool = instance.tool.read().unwrap();
                         let tool: &ToolMode = &tool;

src/types.rs

@@ -161,9 +161,9 @@ pub struct AABB {
 
 impl AABB {
     pub fn contains(&self, point: &Point2) -> bool {
-        return point.x > self.position.x
+        point.x > self.position.x
             && point.y > self.position.y
             && point.x < self.position.x + self.size.width
-            && point.y < self.position.y + self.size.height;
+            && point.y < self.position.y + self.size.height
     }
 }