Remove dead code rustc warns about

src/graphics/drawparam.rs

@@ -2,8 +2,6 @@ use crate::graphics::*;
 
 use mint;
 
-type Vec3 = na::Vector3<f32>;
-
 /// A struct containing all the necessary info for drawing a [`Drawable`](trait.Drawable.html).
 ///
 /// This struct implements the `Default` trait, so to set only some parameter
@@ -111,6 +109,7 @@ impl DrawParam {
     /// A [`DrawParam`](struct.DrawParam.html) that has been crunched down to a single matrix.
     fn to_na_matrix(&self) -> Matrix4 {
         // Calculate a matrix equivalent to doing this:
+        //  type Vec3 = na::Vector3<f32>;
         //  let translate = Matrix4::new_translation(&Vec3::new(self.dest.x, self.dest.y, 0.0));
         //  let offset = Matrix4::new_translation(&Vec3::new(self.offset.x, self.offset.y, 0.0));
         //  let offset_inverse =

src/graphics/types.rs

@@ -1,7 +1,6 @@
 pub(crate) use nalgebra as na;
 use std::f32;
 use std::u32;
-use serde::{Serialize, Deserialize};
 
 use crate::graphics::{FillOptions, StrokeOptions};
 

src/tests/text.rs

@@ -41,9 +41,9 @@ fn test_monospace_text_is_actually_monospace() {
     let font = graphics::Font::new(ctx, "/DejaVuSansMono.ttf").unwrap();
 
     let text1 = graphics::Text::new(("Hello 1", font, 24.0));
-    let text2 = graphics::Text::new(("Hello 2", font, 24.0));;
-    let text3 = graphics::Text::new(("Hello 3", font, 24.0));;
-    let text4 = graphics::Text::new(("Hello 4", font, 24.0));;
+    let text2 = graphics::Text::new(("Hello 2", font, 24.0));
+    let text3 = graphics::Text::new(("Hello 3", font, 24.0));
+    let text4 = graphics::Text::new(("Hello 4", font, 24.0));
 
     let width1 = text1.width(ctx);
     let width2 = text3.width(ctx);