treewide: clippy fixes

Fix all clippy warnings as of Rust 1.83.0.

src/core/common.rs

@@ -18,7 +18,7 @@ use crate::{
 	world::{block_entity::BlockEntity, layer},
 };
 
-/// Increase to force regeneration of all output files
+// Increase to force regeneration of all output files
 
 /// MinedMap processed region data version number
 ///

src/core/entity_collector.rs

@@ -16,7 +16,7 @@ pub struct EntityCollector<'a> {
 	regions: &'a [TileCoords],
 }
 
-impl<'a> TileMerger for EntityCollector<'a> {
+impl TileMerger for EntityCollector<'_> {
 	fn file_meta_version(&self) -> fs::FileMetaVersion {
 		ENTITIES_FILE_META_VERSION
 	}
@@ -34,7 +34,7 @@ impl<'a> TileMerger for EntityCollector<'a> {
 	}
 }
 
-impl<'a> TileCollector for EntityCollector<'a> {
+impl TileCollector for EntityCollector<'_> {
 	type CollectOutput = ();
 
 	fn tiles(&self) -> &[TileCoords] {

src/core/tile_mipmapper.rs

@@ -74,7 +74,7 @@ impl<'a, P> MapMerger<'a, P> {
 	}
 }
 
-impl<'a, P: image::PixelWithColorType> TileMerger for MapMerger<'a, P>
+impl<P: image::PixelWithColorType> TileMerger for MapMerger<'_, P>
 where
 	[P::Subpixel]: image::EncodableLayout,
 	image::ImageBuffer<P, Vec<P::Subpixel>>: Into<image::DynamicImage>,
@@ -157,7 +157,7 @@ pub struct TileMipmapper<'a> {
 	regions: &'a [TileCoords],
 }
 
-impl<'a> TileCollector for TileMipmapper<'a> {
+impl TileCollector for TileMipmapper<'_> {
 	type CollectOutput = MipmapStat;
 
 	fn tiles(&self) -> &[TileCoords] {

src/world/chunk.rs

@@ -416,13 +416,13 @@ impl<'a> Iterator for SectionIter<'a> {
 	}
 }
 
-impl<'a> DoubleEndedIterator for SectionIter<'a> {
+impl DoubleEndedIterator for SectionIter<'_> {
 	fn next_back(&mut self) -> Option<Self::Item> {
 		self.with_iter(|iter| iter.next_back())
 	}
 }
 
-impl<'a> ExactSizeIterator for SectionIter<'a> {
+impl ExactSizeIterator for SectionIter<'_> {
 	fn len(&self) -> usize {
 		match &self.inner {
 			SectionIterInner::V1_18 { iter } => iter.len(),
@@ -433,4 +433,4 @@ impl<'a> ExactSizeIterator for SectionIter<'a> {
 	}
 }
 
-impl<'a> FusedIterator for SectionIter<'a> {}
+impl FusedIterator for SectionIter<'_> {}

src/world/layer.rs

@@ -58,7 +58,7 @@ struct LayerEntry<'a> {
 	depth: &'a mut Option<BlockHeight>,
 }
 
-impl<'a> LayerEntry<'a> {
+impl LayerEntry<'_> {
 	/// Returns true if the entry has not been filled yet (no opaque block has been encountered)
 	///
 	/// The depth value is filled separately when a non-water block is encountered after the block type

src/world/section.rs

@@ -81,7 +81,7 @@ impl<'a> SectionV1_13<'a> {
 		if let Some(block_states) = block_states {
 			let expected_length = if aligned_blocks {
 				let blocks_per_word = 64 / bits as usize;
-				(4096 + blocks_per_word - 1) / blocks_per_word
+				4096usize.div_ceil(blocks_per_word)
 			} else {
 				64 * bits as usize
 			};
@@ -145,7 +145,7 @@ impl<'a> SectionV1_13<'a> {
 	}
 }
 
-impl<'a> Section for SectionV1_13<'a> {
+impl Section for SectionV1_13<'_> {
 	fn block_at(&self, coords: SectionBlockCoords) -> Result<Option<&BlockType>> {
 		let index = self.palette_index_at(coords);
 		Ok(*self
@@ -188,7 +188,7 @@ impl<'a> SectionV0<'a> {
 	}
 }
 
-impl<'a> Section for SectionV0<'a> {
+impl Section for SectionV0<'_> {
 	fn block_at(&self, coords: SectionBlockCoords) -> Result<Option<&BlockType>> {
 		let offset = coords.offset();
 		let block = self.blocks[offset] as u8;
@@ -242,7 +242,7 @@ impl<'a> BiomesV1_18<'a> {
 
 		if let Some(biomes) = biomes {
 			let biomes_per_word = 64 / bits as usize;
-			let expected_length = (64 + biomes_per_word - 1) / biomes_per_word;
+			let expected_length = 64usize.div_ceil(biomes_per_word);
 			if biomes.len() != expected_length {
 				bail!("Invalid section biome data");
 			}
@@ -294,7 +294,7 @@ impl<'a> BiomesV1_18<'a> {
 	}
 }
 
-impl<'a> Biomes for BiomesV1_18<'a> {
+impl Biomes for BiomesV1_18<'_> {
 	fn biome_at(&self, _section: SectionY, coords: SectionBlockCoords) -> Result<Option<&Biome>> {
 		let index = self.palette_index_at(coords);
 		Ok(*self
@@ -349,7 +349,7 @@ impl<'a> BiomesV0<'a> {
 	}
 }
 
-impl<'a> Biomes for BiomesV0<'a> {
+impl Biomes for BiomesV0<'_> {
 	fn biome_at(&self, section: SectionY, coords: SectionBlockCoords) -> Result<Option<&Biome>> {
 		let id = match self.data {
 			BiomesV0Data::IntArrayV15(data) => {

src/world/sign.rs

@@ -23,7 +23,7 @@ pub struct RawSignText<'a> {
 	pub color: Option<&'a str>,
 }
 
-impl<'a> RawSignText<'a> {
+impl RawSignText<'_> {
 	/// Decodes the [RawSignText] into a [SignText]
 	pub fn decode(&self) -> SignText {
 		let color = self.color.map(|c| Arc::new(c.to_owned()));