fixed warnings and added metadata for publication

Cargo.toml

@@ -2,8 +2,10 @@
 name = "golrs"
 version = "0.1.0"
 edition = "2021"
-
+description = "a TUI for vizualising a rust implementation of the game of life."
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+authors = ["Matthieu JOLIMAITRE <matthieu@imagevo.fr>"]
+license = "MIT"
+repository = "https://github.com/MajorBarnulf/golrs"
 
 [dependencies]
-termion = "1.5.6"
+termion = "1.5"

README.md

@@ -7,3 +7,11 @@ Game Of Life RuSt
 ## Description
 
 This is a TUI for vizualising a rust implementation of the game of life
+
+## Installation
+
+With cargo
+
+```sh
+cargo install glors
+```

src/world/hashed_world.rs

@@ -21,15 +21,11 @@ impl Chunk {
     }
 
     fn get_actives(&self) -> impl Iterator<Item = Pos> + '_ {
-        self.cells
+        self.cells.iter().enumerate().flat_map(|(x, row)| {
-            .iter()
+            row.iter()
-            .enumerate()
+                .enumerate()
-            .map(|(x, row)| {
+                .filter_map(move |(y, cell)| cell.is_active().then_some(pos!(x as i32, y as i32)))
-                row.iter().enumerate().filter_map(move |(y, cell)| {
+        })
-                    cell.is_active().then_some(pos!(x as i32, y as i32))
-                })
-            })
-            .flatten()
     }
 }
 
@@ -108,10 +104,9 @@ impl World for HashedWorld {
     fn actives(&self) -> Vec<Pos> {
         self.chunks
             .iter()
-            .map(|(ChunkPos(chunk_pos), chunk)| {
+            .flat_map(|(ChunkPos(chunk_pos), chunk)| {
-                chunk.get_actives().map(|pos| chunk_pos.clone() + pos)
+                chunk.get_actives().map(|pos| *chunk_pos + pos)
             })
-            .flatten()
             .collect()
     }
 }