diff --git a/src/func/native.rs b/src/func/native.rs
index 8066a876..ed4c5117 100644
--- a/src/func/native.rs
+++ b/src/func/native.rs
@@ -271,6 +271,14 @@ impl<'a> NativeCallContext<'a> {
     pub const fn global_runtime_state(&self) -> &GlobalRuntimeState {
         self.global
     }
+    /// _(internals)_ The current [`GlobalRuntimeState`], if any.
+    #[cfg(not(feature = "internals"))]
+    #[inline(always)]
+    #[must_use]
+    #[allow(dead_code)]
+    pub(crate) const fn global_runtime_state(&self) -> &GlobalRuntimeState {
+        self.global
+    }
     /// Get an iterator over the namespaces containing definitions of all script-defined functions
     /// in reverse order (i.e. parent namespaces are iterated after child namespaces).
     ///
diff --git a/src/packages/array_basic.rs b/src/packages/array_basic.rs
index a490b8de..ba0d7ca7 100644
--- a/src/packages/array_basic.rs
+++ b/src/packages/array_basic.rs
@@ -35,36 +35,39 @@ fn make_dual_arity_fn_ptr_call<const N: usize>(
     items: [Dynamic; N],
     number: usize,
 ) -> RhaiResult {
-    let arity = fn_ptr.fn_def().map(|f| f.params.len()).unwrap_or(0);
+    #[cfg(not(feature = "no_function"))]
+    {
+        let arity = fn_ptr.fn_def().map(|f| f.params.len()).unwrap_or(0);
 
-    if arity == N {
-        fn_ptr.call_raw(&ctx, None, items)
-    } else if arity == N + 1 {
-        let mut items2 = crate::StaticVec::new_const();
-        items2.extend(IntoIterator::into_iter(items));
-        items2.push((number as INT).into());
-        fn_ptr.call_raw(&ctx, None, items2)
-    } else {
-        fn_ptr
-            .call_raw(&ctx, None, items.clone())
-            .or_else(|err| match *err {
-                ERR::ErrorFunctionNotFound(sig, ..) if sig.starts_with(fn_ptr.fn_name()) => {
-                    let mut items2 = crate::StaticVec::new_const();
-                    items2.extend(IntoIterator::into_iter(items));
-                    items2.push((number as INT).into());
-                    fn_ptr.call_raw(&ctx, None, items2)
-                }
-                _ => Err(err),
-            })
-            .map_err(|err| {
-                Box::new(ERR::ErrorInFunctionCall(
-                    fn_name.to_string(),
-                    ctx.source().unwrap_or("").to_string(),
-                    err,
-                    Position::NONE,
-                ))
-            })
+        if arity == N {
+            return fn_ptr.call_raw(&ctx, None, items);
+        } else if arity == N + 1 {
+            let mut items2 = crate::StaticVec::new_const();
+            items2.extend(IntoIterator::into_iter(items));
+            items2.push((number as INT).into());
+            return fn_ptr.call_raw(&ctx, None, items2);
+        }
     }
+
+    fn_ptr
+        .call_raw(&ctx, None, items.clone())
+        .or_else(|err| match *err {
+            ERR::ErrorFunctionNotFound(sig, ..) if sig.starts_with(fn_ptr.fn_name()) => {
+                let mut items2 = crate::StaticVec::new_const();
+                items2.extend(IntoIterator::into_iter(items));
+                items2.push((number as INT).into());
+                fn_ptr.call_raw(&ctx, None, items2)
+            }
+            _ => Err(err),
+        })
+        .map_err(|err| {
+            Box::new(ERR::ErrorInFunctionCall(
+                fn_name.to_string(),
+                ctx.source().unwrap_or("").to_string(),
+                err,
+                Position::NONE,
+            ))
+        })
 }
 
 #[export_module]
@@ -1590,7 +1593,13 @@ pub mod array_functions {
             .rev()
             .enumerate()
             .try_fold(initial, |result, (i, item)| {
-                make_dual_arity_fn_ptr_call("reduce_rev", &reducer, &ctx, [result, item.clone()], array.len() - 1 - i)
+                make_dual_arity_fn_ptr_call(
+                    "reduce_rev",
+                    &reducer,
+                    &ctx,
+                    [result, item.clone()],
+                    array.len() - 1 - i,
+                )
             })
     }
     /// Reduce an array by iterating through all elements, in _reverse_ order,
diff --git a/src/types/fn_ptr.rs b/src/types/fn_ptr.rs
index 870b914e..5c71bf62 100644
--- a/src/types/fn_ptr.rs
+++ b/src/types/fn_ptr.rs
@@ -1,6 +1,6 @@
 //! The `FnPtr` type.
 
-use crate::eval::{Caches, GlobalRuntimeState};
+use crate::eval::GlobalRuntimeState;
 use crate::tokenizer::is_valid_function_name;
 use crate::types::dynamic::Variant;
 use crate::{
@@ -282,7 +282,7 @@ impl FnPtr {
                 let global = &mut context.global_runtime_state().clone();
                 global.level += 1;
 
-                let caches = &mut Caches::new();
+                let caches = &mut crate::eval::Caches::new();
                 let mut null_ptr = Dynamic::NULL;
 
                 return context.engine().call_script_fn(