resource: rename BlockTypeMap to BlockTypes

The block_types() function it turned into a Default implementation.

src/main.rs

@@ -50,14 +50,14 @@ impl Paths {
 
 /// Type with methods for processing the regions of a Minecraft save directory
 struct RegionProcessor<'a> {
-	block_types: resource::BlockTypeMap,
+	block_types: resource::BlockTypes,
 	paths: &'a Paths,
 }
 
 impl<'a> RegionProcessor<'a> {
 	fn new(paths: &'a Paths) -> Self {
 		RegionProcessor {
-			block_types: resource::block_types(),
+			block_types: resource::BlockTypes::default(),
 			paths,
 		}
 	}

src/resource/mod.rs

@@ -53,21 +53,24 @@ impl BlockType {
 	}
 }
 
-pub struct BlockTypeMap(HashMap<String, BlockType>);
+#[derive(Debug)]
+pub struct BlockTypes(HashMap<String, BlockType>);
 
-impl BlockTypeMap {
+impl Default for BlockTypes {
+	fn default() -> Self {
+		BlockTypes(
+			block_types::BLOCK_TYPES
+				.iter()
+				.map(|(k, v)| (String::from(*k), *v))
+				.collect(),
+		)
+	}
+}
+
+impl BlockTypes {
 	#[inline]
 	pub fn get(&self, id: &str) -> Option<BlockType> {
 		let suffix = id.strip_prefix("minecraft:")?;
 		self.0.get(suffix).copied()
 	}
 }
-
-pub fn block_types() -> BlockTypeMap {
-	BlockTypeMap(
-		block_types::BLOCK_TYPES
-			.iter()
-			.map(|(k, v)| (String::from(*k), *v))
-			.collect(),
-	)
-}

src/world/layer.rs

@@ -4,7 +4,7 @@ use serde::{Deserialize, Serialize};
 
 use super::chunk::Chunk;
 use crate::{
-	resource::{BlockFlag, BlockType, BlockTypeMap},
+	resource::{BlockFlag, BlockType, BlockTypes},
 	types::*,
 };
 
@@ -92,7 +92,7 @@ pub type BlockInfoArray = LayerBlockArray<Option<BlockInfo>>;
 /// determined as the block that should be visible on the rendered
 /// map. For water blocks, the height of the first non-water block
 /// is additionally filled in as the water depth.
-pub fn top_layer(chunk: &Chunk, block_types: &BlockTypeMap) -> Result<Box<BlockInfoArray>> {
+pub fn top_layer(chunk: &Chunk, block_types: &BlockTypes) -> Result<Box<BlockInfoArray>> {
 	use BLOCKS_PER_CHUNK as N;
 
 	let mut done = 0;