add example

Cargo.toml

@@ -195,6 +195,10 @@ name = "hello_world_ruby"
 path = "examples/ruby/hello_world.rs"
 required-features = ["ruby"]
 
+[[example]]
+name = "multiple_plugins_ruby"
+path = "examples/ruby/multiple_plugins.rs"
+required-features = ["ruby"]
 
 [dev-dependencies]
 tracing-subscriber = "0.3.18"

assets/examples/ruby/multiple_plugins_plugin_a.rb

@@ -0,0 +1 @@
+hello_from_plugin_a

assets/examples/ruby/multiple_plugins_plugin_b.rb

@@ -0,0 +1 @@
+hello_from_plugin_b_with_parameters("hello", 42)

examples/ruby/multiple_plugins.rs

@@ -0,0 +1,67 @@
+use bevy::prelude::*;
+use bevy_scriptum::prelude::*;
+use bevy_scriptum::runtimes::ruby::prelude::*;
+
+// Plugin A
+struct PluginA;
+impl Plugin for PluginA {
+    fn build(&self, app: &mut App) {
+        app.add_scripting_api::<RubyRuntime>(|runtime| {
+            runtime.add_function(String::from("hello_from_plugin_a"), || {
+                info!("Hello from Plugin A");
+            });
+        })
+        .add_systems(Startup, plugin_a_startup);
+    }
+}
+
+fn plugin_a_startup(mut commands: Commands, assets_server: Res<AssetServer>) {
+    commands.spawn(Script::<RubyScript>::new(
+        assets_server.load("examples/lua/multiple_plugins_plugin_a.lua"),
+    ));
+}
+
+// Plugin B
+struct PluginB;
+impl Plugin for PluginB {
+    fn build(&self, app: &mut App) {
+        app.add_scripting_api::<RubyRuntime>(|runtime| {
+            runtime.add_function(
+                String::from("hello_from_plugin_b_with_parameters"),
+                hello_from_b,
+            );
+        })
+        .add_systems(Startup, plugin_b_startup);
+    }
+}
+
+fn plugin_b_startup(mut commands: Commands, assets_server: Res<AssetServer>) {
+    commands.spawn(Script::<RubyScript>::new(
+        assets_server.load("examples/lua/multiple_plugins_plugin_b.lua"),
+    ));
+}
+
+fn hello_from_b(In((text, x)): In<(String, i32)>) {
+    info!("{} from Plugin B: {}", text, x);
+}
+
+// Main
+fn main() {
+    App::new()
+        .add_plugins(DefaultPlugins)
+        .add_scripting::<RubyRuntime>(|runtime| {
+            runtime.add_function(String::from("hello_bevy"), || {
+                info!("hello bevy, called from script");
+            });
+        })
+        .add_systems(Startup, main_startup)
+        .add_plugins(PluginA)
+        .add_plugins(PluginB)
+        .run();
+}
+
+fn main_startup(mut commands: Commands, assets_server: Res<AssetServer>) {
+    commands.spawn(Script::<RubyScript>::new(
+        assets_server.load("examples/ruby/hello_world.rb"),
+    ));
+}