book/justfile

@@ -1,15 +0,0 @@
-export CARGO_MANIFEST_DIR := `pwd`
-
-build-deps:
-	cargo clean && cargo build
-
-_test:
-	mdbook test -L target/debug/deps/
-
-test: build-deps _test
-
-test-watch: build-deps
-	watchexec --exts md -r just _test
-
-serve:
-	mdbook serve

book/src/introduction.md

@@ -24,10 +24,7 @@ bevy_scriptum's main advantages include:
 Scripts are separate files that can be hot-reloaded at runtime. This allows you to quickly iterate on your game logic without having to recompile it.
 
 All you need to do is register callbacks on your Bevy app like this:
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -50,11 +47,7 @@ hello_bevy()
 
 Every callback function that you expose to the scripting language is also a Bevy system, so you can easily query and mutate ECS components and resources just like you would in a regular Bevy system:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_ecs;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -80,10 +73,7 @@ fn main() {
 ```
 
 You can also pass arguments to your callback functions, just like you would in a regular Bevy system - using `In` structs with tuples:
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -120,10 +110,7 @@ or execute `cargo add bevy_scriptum --features lua` from your project directory.
 
 You can now start exposing functions to the scripting language. For example, you can expose a function that prints a message to the console:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -151,10 +138,7 @@ my_print("Hello world!")
 
 And spawn an entity with attached `Script` component with a handle to a script source file:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -199,10 +183,7 @@ end)
 ```
 which will print out `John` when used with following exposed function:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;

book/src/lua/builtin_types.md

@@ -20,17 +20,14 @@ bevy_scriptum provides following types that can be used in Lua:
 
 ### Example Lua usage
 
-```lua
+```
 my_vec = Vec3(1, 2, 3)
 set_translation(entity, my_vec)
 ```
 
 ### Example Rust usage
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -72,10 +69,7 @@ pass_to_rust(entity)
 
 ### Example Rust usage
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;

book/src/lua/calling_rust_from_script.md

@@ -3,10 +3,7 @@
 To call a rust function from Lua first you need to register a function
 within Rust using builder pattern.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -23,10 +20,7 @@ fn main() {
 
 For example to register a function called `my_rust_func` you can do the following:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -55,10 +49,7 @@ that implements `FromLua`.
 Since a registered callback function is a Bevy system, the parameters are passed
 to it as `In` struct with tuple, which has to be the first parameter of the closure.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -77,10 +68,7 @@ fn main() {
 
 To make it look nicer you can destructure the `In` struct.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -109,10 +97,7 @@ Any registered rust function that returns a value will retrurn a promise when
 called within a script. By calling `:and_then` on the promise you can register
 a callback that will receive the value returned from Rust function.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;

book/src/lua/calling_script_from_rust.md

@@ -13,10 +13,7 @@ of the function to call, `LuaScriptData` that has been automatically
 attached to entity after an entity with script attached has been spawned
 and its script evaluated, the entity and optionally some arguments.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -32,15 +29,14 @@ fn call_lua_on_update_from_rust(
             .unwrap();
     }
 }
+
+fn main() {}
 ```
 
 We can also pass some arguments by providing a tuple or `Vec` as the last
 `call_fn` argument.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -55,6 +51,8 @@ fn call_lua_on_update_from_rust(
             .unwrap();
     }
 }
+
+fn main() {}
 ```
 
 They will be passed to `on_update` Lua function

book/src/lua/hello_world.md

@@ -12,10 +12,7 @@ a create feature.
 
 You can now start exposing functions to the scripting language. For example, you can expose a function that prints a message to the console:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -43,10 +40,7 @@ my_print("Hello world!")
 
 And spawn an entity with attached `Script` component with a handle to a script source file:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;

book/src/lua/interacting_with_bevy.md

@@ -7,11 +7,7 @@ That allows you to do anything you would do in a Bevy system.
 You could for example create a callback system function that prints names
 of all entities with `Player` component.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_ecs;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -46,11 +42,7 @@ You can use functions that interact with Bevy entities and resources and
 take arguments at the same time. It could be used for example to mutate a
 component.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_ecs;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -67,7 +59,7 @@ fn main() {
             runtime.add_function(
                 String::from("hurt_player"),
                 |In((hit_value,)): In<(i32,)>, mut players: Query<&mut Player>| {
-                    let mut player = players.single_mut().unwrap();
+                    let mut player = players.single_mut();
                     player.health -= hit_value;
                 },
             );

book/src/lua/spawning_scripts.md

@@ -4,9 +4,6 @@ To spawn a Lua script you will need to get a handle to a script asset using
 bevy's `AssetServer`.
 
 ```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -16,6 +13,8 @@ fn my_spawner(mut commands: Commands, assets_server: Res<AssetServer>) {
         assets_server.load("my_script.lua"),
     ));
 }
+
+fn main() {}
 ```
 
 After they scripts have been evaled by bevy_scriptum, the entities that they've
@@ -25,9 +24,6 @@ been attached to will get the `Script::<LuaScript>` component stripped and inste
 So to query scipted entities you could do something like:
 
 ```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
 use bevy_scriptum::runtimes::lua::prelude::*;
@@ -39,4 +35,6 @@ fn my_system(
         // do something with scripted entities
     }
 }
+
+fn main() {}
 ```

book/src/ruby/builtin_types.md

@@ -1,27 +1,27 @@
 # Builtin types
 
-bevy_scriptum provides following types that can be used in Ruby:
+bevy_scriptum provides following types that can be used in Lua:
 
-- ```Bevy::Vec3```
+- ```Vec3```
-- ```Bevy::Entity```
+- ```BevyEntity```
 
 ## Vec3
 
-### Class Methods
+### Constructor
 
-- `new(x, y, z)`
+`Vec3(x: number, y: number, z: number)`
-- `current`
 
-### Instance Methods
+### Properties
 
-- `x`
+- `x: number`
-- `y`
+- `y: number`
-- `z`
+- `z: number`
 
-### Example Ruby usage
 
-```ruby
+### Example Lua usage
-my_vec = Bevy::Vec3.new(1, 2, 3)
+
+```lua
+my_vec = Vec3(1, 2, 3)
 set_translation(entity, my_vec)
 ```
 
@@ -33,12 +33,12 @@ set_translation(entity, my_vec)
 
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("set_translation"), set_translation);
         })
         .run();
@@ -63,11 +63,11 @@ None - instances can only be acquired by using built-in `entity` global variable
 
 - `index: integer`
 
-### Example Ruby usage
+### Example Lua usage
 
-```ruby
+```lua
-puts(Bevy::Entity.current.index)
+print(entity.index)
-pass_to_rust(Bevy::Entity.current)
+pass_to_rust(entity)
 ```
 
 ### Example Rust usage
@@ -78,12 +78,12 @@ pass_to_rust(Bevy::Entity.current)
 
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("pass_to_rust"), |In((entity,)): In<(BevyEntity,)>| {
                println!("pass_to_rust called with entity: {:?}", entity);
              });

book/src/ruby/builtin_variables.md

@@ -2,12 +2,12 @@
 
 ## entity
 
-Current entity that the script is atteched to can be retrieved by calling `Bevy::Entity.current`.
+A variable called `entity` is automatically available to all scripts - it represents bevy entity that the `Script` component is attached to.
-It exposes `index` method that returns bevy entity index.
+It exposes `index` property that returns bevy entity index.
 It is useful for accessing entity's components from scripts.
 It can be used in the following way:
-```ruby
+```lua
-puts("Current entity index: #{Bevy::Entity.current.index}")
+print("Current entity index: " .. entity.index)
 ```
 
-`Bevy::Entity.current` variable is currently not available within promise callbacks.
+`entity` variable is currently not available within promise callbacks.

book/src/ruby/calling_rust_from_script.md

@@ -1,20 +1,17 @@
-# Calling Rust from Ruby
+# Calling Rust from Lua
 
-To call a rust function from Ruby first you need to register a function
+To call a rust function from Lua first you need to register a function
 within Rust using builder pattern.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
             // `runtime` is a builder that you can use to register functions
         })
         .run();
@@ -23,18 +20,15 @@ fn main() {
 
 For example to register a function called `my_rust_func` you can do the following:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("my_rust_func"), || {
                println!("my_rust_func has been called");
              });
@@ -43,27 +37,27 @@ fn main() {
 }
 ```
 
-After you do that the function will be available to Ruby code in your spawned scripts.
+After you do that the function will be available to Lua code in your spawned scripts.
 
-```ruby
+```lua
-my_rust_func
+my_rust_func()
 ```
 
+Registered functions can also take parameters. A parameter can be any type
+that implements `FromLua`.
+
 Since a registered callback function is a Bevy system, the parameters are passed
 to it as `In` struct with tuple, which has to be the first parameter of the closure.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("func_with_params"), |args: In<(String, i64)>| {
                println!("my_rust_func has been called with string {} and i64 {}", args.0.0, args.0.1);
              });
@@ -74,18 +68,15 @@ fn main() {
 
 To make it look nicer you can destructure the `In` struct.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("func_with_params"), |In((a, b)): In<(String, i64)>| {
                println!("my_rust_func has been called with string {} and i64 {}", a, b);
              });
@@ -94,9 +85,9 @@ fn main() {
 }
 ```
 
-The above function can be called from Ruby
+The above function can be called from Lua
 
-```ruby
+```lua
 func_with_params("abc", 123)
 ```
 
@@ -106,18 +97,15 @@ Any registered rust function that returns a value will retrurn a promise when
 called within a script. By calling `:and_then` on the promise you can register
 a callback that will receive the value returned from Rust function.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
              runtime.add_function(String::from("returns_value"), || {
                 123
              });
@@ -126,8 +114,8 @@ fn main() {
 }
 ```
 
-```ruby
+```lua
-returns_value.and_then do |value|
+returns_value():and_then(function (value)
-    puts(value) # 123
+    print(value) -- 123
-end
+end)
 ```

book/src/ruby/calling_script_from_rust.md

@@ -1,53 +1,49 @@
-# Calling Ruby from Rust
+# Calling Lua from Rust
 
-To call a function defined in Ruby
+To call a function defined in Lua
 
-```ruby
+```lua
-def on_update
+function on_update()
 end
 ```
 
-We need to acquire `RubyRuntime` resource within a bevy system.
+We need to acquire `LuaRuntime` resource within a bevy system.
 Then we will be able to call `call_fn` on it, providing the name
-of the function to call, `RubyScriptData` that has been automatically
+of the function to call, `LuaScriptData` that has been automatically
 attached to entity after an entity with script attached has been spawned
 and its script evaluated, the entity and optionally some arguments.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
-fn call_ruby_on_update_from_rust(
+fn call_lua_on_update_from_rust(
-    mut scripted_entities: Query<(Entity, &mut RubyScriptData)>,
+    mut scripted_entities: Query<(Entity, &mut LuaScriptData)>,
-    scripting_runtime: ResMut<RubyRuntime>,
+    scripting_runtime: ResMut<LuaRuntime>,
 ) {
     for (entity, mut script_data) in &mut scripted_entities {
-        // calling function named `on_update` defined in Ruby script
+        // calling function named `on_update` defined in lua script
         scripting_runtime
             .call_fn("on_update", &mut script_data, entity, ())
             .unwrap();
     }
 }
+
+fn main() {}
 ```
 
 We can also pass some arguments by providing a tuple or `Vec` as the last
 `call_fn` argument.
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
-fn call_ruby_on_update_from_rust(
+fn call_lua_on_update_from_rust(
-    mut scripted_entities: Query<(Entity, &mut RubyScriptData)>,
+    mut scripted_entities: Query<(Entity, &mut LuaScriptData)>,
-    scripting_runtime: ResMut<RubyRuntime>,
+    scripting_runtime: ResMut<LuaRuntime>,
 ) {
     for (entity, mut script_data) in &mut scripted_entities {
         scripting_runtime
@@ -55,12 +51,17 @@ fn call_ruby_on_update_from_rust(
             .unwrap();
     }
 }
+
+fn main() {}
 ```
 
-They will be passed to `on_update` Ruby function
+They will be passed to `on_update` Lua function
-```ruby
+```lua
-def on_update(a, b)
+function on_update(a, b)
-    puts(a) # 123
+    print(a) -- 123
-    puts(b) # hello
+    print(b) -- hello
 end
 ```
+
+Any type that implements `IntoLua` can be passed as an argument withing the
+tuple in `call_fn`.

book/src/ruby/hello_world.md

@@ -12,18 +12,15 @@ a create feature.
 
 You can now start exposing functions to the scripting language. For example, you can expose a function that prints a message to the console:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
            runtime.add_function(
                String::from("my_print"),
                |In((x,)): In<(String,)>| {
@@ -35,26 +32,23 @@ fn main() {
 }
 ```
 
-Then you can create a script file in `assets` directory called `script.rb` that calls this function:
+Then you can create a script file in `assets` directory called `script.lua` that calls this function:
 
-```ruby
+```lua
 my_print("Hello world!")
 ```
 
 And spawn an entity with attached `Script` component with a handle to a script source file:
 
-```rust,no_run
+```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
            runtime.add_function(
                String::from("my_print"),
                |In((x,)): In<(String,)>| {
@@ -63,7 +57,7 @@ fn main() {
            );
         })
         .add_systems(Startup,|mut commands: Commands, asset_server: Res<AssetServer>| {
-            commands.spawn(Script::<RubyScript>::new(asset_server.load("script.rb")));
+            commands.spawn(Script::<LuaScript>::new(asset_server.load("script.lua")));
         })
         .run();
 }

book/src/ruby/installation.md

@@ -5,7 +5,7 @@ Add the following to your `Cargo.toml`:
 ```toml
 [dependencies]
 bevy = "0.16"
-bevy_scriptum = { version = "0.8", features = ["ruby"] }
+bevy_scriptum = { version = "0.8", features = ["lua"] }
 ```
 
 If you need a different version of bevy you need to use a matching bevy_scriptum

book/src/ruby/interacting_with_bevy.md

@@ -14,7 +14,7 @@ of all entities with `Player` component.
 
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 #[derive(Component)]
 struct Player;
@@ -22,7 +22,7 @@ struct Player;
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
             runtime.add_function(
                 String::from("print_player_names"),
                 |players: Query<&Name, With<Player>>| {
@@ -38,8 +38,8 @@ fn main() {
 
 In script:
 
-```ruby
+```lua
-print_player_names
+print_player_names()
 ```
 
 You can use functions that interact with Bevy entities and resources and
@@ -53,7 +53,7 @@ component.
 
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 #[derive(Component)]
 struct Player {
@@ -63,7 +63,7 @@ struct Player {
 fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
-        .add_scripting::<RubyRuntime>(|runtime| {
+        .add_scripting::<LuaRuntime>(|runtime| {
             runtime.add_function(
                 String::from("hurt_player"),
                 |In((hit_value,)): In<(i32,)>, mut players: Query<&mut Player>| {
@@ -78,6 +78,6 @@ fn main() {
 
 And it could be called in script like:
 
-```ruby
+```lua
 hurt_player(5)
 ```

book/src/ruby/lua.md

@@ -0,0 +1,3 @@
+# Lua
+
+This chapter demonstrates how to work with bevy_scriptum when using Lua language runtime.

book/src/ruby/ruby.md

@@ -1,3 +1 @@
 # Ruby
-
-This chapter demonstrates how to work with bevy_scriptum when using Ruby language runtime.

book/src/ruby/spawning_scripts.md

@@ -4,39 +4,37 @@ To spawn a Lua script you will need to get a handle to a script asset using
 bevy's `AssetServer`.
 
 ```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn my_spawner(mut commands: Commands, assets_server: Res<AssetServer>) {
-    commands.spawn(Script::<RubyScript>::new(
+    commands.spawn(Script::<LuaScript>::new(
-        assets_server.load("my_script.rb"),
+        assets_server.load("my_script.lua"),
     ));
 }
+
+fn main() {}
 ```
 
 After they scripts have been evaled by bevy_scriptum, the entities that they've
-been attached to will get the `Script::<RubyScript>` component stripped and instead
+been attached to will get the `Script::<LuaScript>` component stripped and instead
-```RubyScriptData``` component will be attached.
+```LuaScriptData``` component will be attached.
 
 So to query scipted entities you could do something like:
 
 ```rust
-# extern crate bevy;
-# extern crate bevy_scriptum;
-
 use bevy::prelude::*;
 use bevy_scriptum::prelude::*;
-use bevy_scriptum::runtimes::ruby::prelude::*;
+use bevy_scriptum::runtimes::lua::prelude::*;
 
 fn my_system(
-    mut scripted_entities: Query<(Entity, &mut RubyScriptData)>,
+    mut scripted_entities: Query<(Entity, &mut LuaScriptData)>,
 ) {
     for (entity, mut script_data) in &mut scripted_entities {
         // do something with scripted entities
     }
 }
+
+fn main() {}
 ```

book/src/workflow/live_reload.md

@@ -95,6 +95,8 @@ fn teardown(
         }
     }
 }
+
+fn main() {}
 ```
 
 And to tie this all together we do the following:
@@ -120,11 +122,11 @@ fn main() {
         .run();
 }
 
-# fn init() {}
+fn init() {} // Implemented elsewhere
-# fn update() {}
+fn update() {} // Implemented elsewhere
-# fn despawn() {}
+fn despawn() {} // Implemented elsewhere
-# fn teardown() {}
+fn teardown() {} // Implemented elsewhere
-# fn spawn_player() {}
+fn spawn_player() {} // Implemented elsewhere
 ```
 
 `despawn` can be implemented as:
@@ -139,6 +141,8 @@ use bevy_scriptum::runtimes::lua::prelude::*;
 fn despawn(In((entity,)): In<(BevyEntity,)>, mut commands: Commands) {
     commands.entity(entity.0).despawn();
 }
+
+fn main() {} // Implemented elsewhere
 ```
 
 Implementation of `spawn_player` has been left out as an exercise for the reader.

book/test.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+CARGO_MANIFEST_DIR=$(pwd) cargo clean && cargo build && mdbook test -L target/debug/deps/

src/runtimes/ruby.rs

@@ -174,7 +174,7 @@ fn then(r_self: magnus::Value) -> magnus::Value {
         .into_value()
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone)]
 #[magnus::wrap(class = "Bevy::Entity")]
 pub struct BevyEntity(pub Entity);
 
@@ -191,7 +191,7 @@ impl TryConvert for BevyEntity {
     }
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone)]
 #[magnus::wrap(class = "Bevy::Vec3")]
 pub struct BevyVec3(pub Vec3);