Fix all the clippy lints

agb-image-converter/src/bin/convert.rs

@@ -2,7 +2,7 @@ use std::env;
 
 use agb_image_converter::{convert_image, ImageConverterConfig, TileSize};
 
-fn main() -> () {
+fn main() {
     let args: Vec<_> = env::args().collect();
 
     let file_path = &args[1];
@@ -12,6 +12,5 @@ fn main() -> () {
         tile_size: TileSize::Tile8,
         input_image: file_path.into(),
         output_file: output_path.into(),
-        output_name: "HELLO".to_owned(),
     });
 }

agb-image-converter/src/colour.rs

@@ -10,7 +10,7 @@ impl Colour {
         Colour { r, g, b }
     }
 
-    pub fn to_rgb15(&self) -> u16 {
+    pub fn to_rgb15(self) -> u16 {
         let (r, g, b) = (self.r as u16, self.g as u16, self.b as u16);
         ((r >> 3) & 31) | (((g >> 3) & 31) << 5) | (((b >> 3) & 31) << 10)
     }

agb-image-converter/src/lib.rs

@@ -18,8 +18,8 @@ pub enum TileSize {
 }
 
 impl TileSize {
-    fn to_size(&self) -> usize {
-        match &self {
+    fn to_size(self) -> usize {
+        match self {
             TileSize::Tile8 => 8,
             TileSize::Tile16 => 16,
         }

agb-image-converter/src/palette16.rs

@@ -107,7 +107,7 @@ impl Palette16Optimiser {
             .cloned()
             .collect::<HashSet<Palette16>>();
 
-        while unsatisfied_palettes.len() > 0 {
+        while !unsatisfied_palettes.is_empty() {
             let palette = self.find_maximal_palette_for(&unsatisfied_palettes, transparent_colour);
 
             for test_palette in unsatisfied_palettes.clone() {
@@ -130,8 +130,8 @@ impl Palette16Optimiser {
         }
 
         Palette16OptimisationResults {
-            assignments,
             optimised_palettes,
+            assignments,
         }
     }
 

agb-image-converter/src/rust_generator.rs

@@ -11,9 +11,9 @@ pub(crate) fn generate_code(
     image: &Image,
     tile_size: TileSize,
 ) -> io::Result<()> {
-    write!(
+    writeln!(
         output,
-        "pub const PALETTE_DATA: &'static [crate::display::palette16::Palette16] = &[\n",
+        "pub const PALETTE_DATA: &'static [crate::display::palette16::Palette16] = &[",
     )?;
 
     for palette in &results.optimised_palettes {
@@ -27,12 +27,13 @@ pub(crate) fn generate_code(
             write!(output, "0x00000000, ")?;
         }
 
-        write!(output, "]),\n")?;
+        writeln!(output, "]),")?;
     }
 
-    write!(output, "];\n\n")?;
+    writeln!(output, "];")?;
+    writeln!(output)?;
 
-    write!(output, "pub const TILE_DATA: &'static [u32] = &[\n",)?;
+    writeln!(output, "pub const TILE_DATA: &'static [u32] = &[",)?;
 
     let tile_size = tile_size.to_size();
 
@@ -43,9 +44,9 @@ pub(crate) fn generate_code(
         for x in 0..tiles_x {
             let palette_index = results.assignments[y * tiles_x + x];
             let palette = &results.optimised_palettes[palette_index];
-            write!(
+            writeln!(
                 output,
-                "    /* {}, {} (palette index {}) */\n",
+                "    /* {}, {} (palette index {}) */",
                 x, y, palette_index
             )?;
 
@@ -68,11 +69,12 @@ pub(crate) fn generate_code(
                 }
             }
 
-            write!(output, "\n")?;
+            writeln!(output)?;
         }
     }
 
-    write!(output, "];\n\n")?;
+    writeln!(output, "];")?;
+    writeln!(output)?;
 
     write!(output, "pub const PALETTE_ASSIGNMENT: &'static [u8] = &[")?;
 
@@ -83,7 +85,7 @@ pub(crate) fn generate_code(
         write!(output, "{}, ", assignment)?;
     }
 
-    write!(output, "\n];\n")?;
+    writeln!(output, "\n];")?;
 
     Ok(())
 }