changing handle_events in the ScriptHost trait to be a mut method (makspll#72)

changing handle_events in the ScriptHost trait to be a mut method, for flexibility in custom hosts.

Author: LaserWitch

bevy_mod_scripting_core/src/hosts.rs

@@ -89,7 +89,7 @@ pub trait ScriptHost: Send + Sync + 'static + Default + Resource {
     /// the main point of contact with the bevy world.
     /// Scripts are called with appropriate events in the event order
     fn handle_events<'a>(
-        &self,
+        &mut self,
         world_ptr: &mut World,
         events: &[Self::ScriptEvent],
         ctxs: impl Iterator<Item = (ScriptData<'a>, &'a mut Self::ScriptContext)>,

bevy_mod_scripting_core/src/systems.rs

@@ -164,7 +164,7 @@ pub fn script_event_handler<H: ScriptHost, const MAX: u32, const MIN: u32>(world
 
     let mut ctxts: ScriptContexts<H::ScriptContext> = world.remove_resource().unwrap();
 
-    let host: H = world.remove_resource().unwrap();
+    let mut host: H = world.remove_resource().unwrap();
     let mut providers: APIProviders<H> = world.remove_resource().unwrap();
 
     // we need a resource scope to be able to simultaneously access the contexts as well

languages/bevy_mod_scripting_lua/src/lib.rs

@@ -138,7 +138,7 @@ impl<A: LuaArg> ScriptHost for LuaScriptHost<A> {
     }
 
     fn handle_events<'a>(
-        &self,
+        &mut self,
         world: &mut World,
         events: &[Self::ScriptEvent],
         ctxs: impl Iterator<Item = (ScriptData<'a>, &'a mut Self::ScriptContext)>,

languages/bevy_mod_scripting_rhai/src/lib.rs

@@ -142,7 +142,7 @@ impl<A: FuncArgs + Send + Clone + Sync + 'static> ScriptHost for RhaiScriptHost<
     }
 
     fn handle_events<'a>(
-        &self,
+        &mut self,
         world: &mut World,
         events: &[Self::ScriptEvent],
         ctxs: impl Iterator<Item = (ScriptData<'a>, &'a mut Self::ScriptContext)>,