5 files changed, 4 insertions, 15 deletions
diff --git a/ecs/src/actions.rs b/ecs/src/actions.rs
index 1ed49a8..babd5a2 100644
--- a/ecs/src/actions.rs
+++ b/ecs/src/actions.rs
@@ -6,7 +6,7 @@ use crate::component::{
     Metadata as ComponentMetadata,
     Sequence as ComponentSequence,
 };
-use crate::system::{NoInitParamFlag, Param as SystemParam, System};
+use crate::system::{Param as SystemParam, System};
 use crate::uid::{Kind as UidKind, Uid};
 use crate::{ActionQueue, World};
 
@@ -94,7 +94,6 @@ impl<'world> Actions<'world>
 
 impl<'world> SystemParam<'world> for Actions<'world>
 {
-    type Flags = NoInitParamFlag;
     type Input = ();
 
     fn initialize<SystemImpl>(
diff --git a/ecs/src/component/local.rs b/ecs/src/component/local.rs
index aac4255..ad79f6f 100644
--- a/ecs/src/component/local.rs
+++ b/ecs/src/component/local.rs
@@ -15,7 +15,6 @@ impl<'world, LocalComponent> SystemParam<'world> for Local<'world, LocalComponen
 where
     LocalComponent: Component,
 {
-    type Flags = ();
     type Input = LocalComponent;
 
     fn initialize<SystemImpl>(
diff --git a/ecs/src/query.rs b/ecs/src/query.rs
index 0a9eca1..aa424e5 100644
--- a/ecs/src/query.rs
+++ b/ecs/src/query.rs
@@ -15,11 +15,7 @@ use crate::component::{
 };
 use crate::lock::{ReadGuard, WriteGuard};
 use crate::query::options::Options;
-use crate::system::{
-    NoInitParamFlag as NoInitSystemParamFlag,
-    Param as SystemParam,
-    System,
-};
+use crate::system::{Param as SystemParam, System};
 use crate::uid::Uid;
 use crate::{EntityComponent, World};
 
@@ -161,7 +157,6 @@ where
     Comps: ComponentSequence,
     OptionsT: Options,
 {
-    type Flags = NoInitSystemParamFlag;
     type Input = ();
 
     fn initialize<SystemImpl>(
diff --git a/ecs/src/sole.rs b/ecs/src/sole.rs
index b7c9a68..a35b520 100644
--- a/ecs/src/sole.rs
+++ b/ecs/src/sole.rs
@@ -5,7 +5,7 @@ use std::ops::{Deref, DerefMut};
 use std::sync::{Arc, Weak};
 
 use crate::lock::{Lock, WriteGuard};
-use crate::system::{NoInitParamFlag, Param as SystemParam, System};
+use crate::system::{Param as SystemParam, System};
 use crate::type_name::TypeName;
 use crate::World;
 
@@ -92,7 +92,6 @@ impl<'world, SoleT> SystemParam<'world> for Single<'world, SoleT>
 where
     SoleT: Sole,
 {
-    type Flags = NoInitParamFlag;
     type Input = ();
 
     fn initialize<SystemImpl>(
diff --git a/ecs/src/system.rs b/ecs/src/system.rs
index f266095..992fd69 100644
--- a/ecs/src/system.rs
+++ b/ecs/src/system.rs
@@ -49,7 +49,7 @@ macro_rules! impl_system {
                 for Func
             where
                 Func: Fn(#(TParam~I,)*) + Copy + RefUnwindSafe + UnwindSafe + 'static,
-                #(TParam~I: Param<'world, Flags = NoInitParamFlag>,)*
+                #(TParam~I: Param<'world, Input = ()>,)*
             {
                 type Input = Infallible;
 
@@ -156,7 +156,6 @@ type TypeErasedRunFn = dyn Fn(&dyn Any, &World) + RefUnwindSafe + UnwindSafe;
 pub trait Param<'world>
 {
     type Input;
-    type Flags;
 
     fn initialize<SystemImpl>(
         system: &mut impl System<'world, SystemImpl>,
@@ -169,8 +168,6 @@ pub trait Param<'world>
     ) -> Self;
 }
 
-pub struct NoInitParamFlag {}
-
 /// A type which can be used as input to a [`System`].
 pub trait Input: 'static {}