Refactor function signatures to use slices

src/ast/environment.rs

@@ -229,7 +229,7 @@ impl Environment {
         name: &str,
         ty: StaticType,
         purity_level: Purity,
-        func: impl Fn(Vec<Value>) -> Value + 'static,
+        func: impl Fn(&[Value]) -> Value + 'static,
     ) {
         self.register_native(
             name,
@@ -501,7 +501,7 @@ impl Environment {
     pub fn run_script_compiled(&self, compiled: TypedNode) -> Result<Value, String> {
         let linked = self.link(compiled);
         let func = self.instantiate(linked);
-        let res = (func.func)(vec![]);
+        let res = (func.func)(&[]);
         self.run_pipeline();
         Ok(res)
     }
@@ -526,7 +526,7 @@ impl Environment {
                 .downcast_ref::<crate::ast::vm::Closure>()
                 .is_some()
             {
-                result = vm.run_with_args_observed(&mut observer, next_obj, next_args);
+                result = vm.run_with_args_observed(&mut observer, next_obj, &next_args);
             } else {
                 result = Err(format!(
                     "Tail call target is not a closure: {}",