use nightly toolchain and remove box for apps fn

rust-toolchain.toml

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "stable"
+channel = "nightly-2024-11-27"
 targets = [
     "aarch64-pc-windows-msvc",
     "i686-pc-windows-msvc",

src/commands/app/cleanup.rs

@@ -46,9 +46,9 @@ impl super::Command for Args {
 }
 
 impl Args {
-    fn list_apps<C: ScoopContext>(&self) -> ListApps<C> {
+    fn list_apps<C: ScoopContext>(&self) -> impl ListApps<C> + use<C> {
         let all = self.all;
-        Box::new(move |ctx: &C| {
+        move |ctx: &C| {
             if all {
                 let installed_apps: Vec<package::Reference> = {
                     let installed_apps = ctx.installed_apps()?;
@@ -72,6 +72,6 @@ impl Args {
             } else {
                 anyhow::Ok(None)
             }
-        })
+        }
     }
 }

src/handlers.rs

@@ -4,17 +4,17 @@ use sprinkles::packages::reference::package;
 
 use crate::output::colours::{bright_red, green, yellow};
 
-pub type ListApps<C> = Box<dyn Fn(&C) -> anyhow::Result<Option<Vec<package::Reference>>>>;
+pub trait ListApps<C: ?Sized> = Fn(&C) -> anyhow::Result<Option<Vec<package::Reference>>>;
 
-pub struct AppsDecider<'c, C: ?Sized> {
+pub struct AppsDecider<'c, C: ?Sized, F: ListApps<C>> {
     ctx: &'c C,
-    all: ListApps<C>,
+    all: F,
     provided: Vec<package::Reference>,
     collections: CollectionNames,
 }
 
-impl<'c, C: ?Sized> AppsDecider<'c, C> {
-    pub fn new(ctx: &'c C, all: ListApps<C>, provided: Vec<package::Reference>) -> Self {
+impl<'c, C: ?Sized, F: ListApps<C>> AppsDecider<'c, C, F> {
+    pub fn new(ctx: &'c C, all: F, provided: Vec<package::Reference>) -> Self {
         Self {
             ctx,
             all,

src/main.rs

@@ -4,6 +4,7 @@
     rust_2018_idioms,
     rust_2024_compatibility
 )]
+#![feature(trait_alias)]
 
 // TODO: Replace regex with glob