ArrayIteratorPrototype static shape

boa_builtins/build.rs

@@ -1038,6 +1038,11 @@ fn main() -> io::Result<()> {
     .property(WellKnown::ToStringTag, Attribute::CONFIGURABLE)
     .build(file)?;
 
+    BuiltInBuilder::new(&context, "ARRAY_ITERATOR_PROTOTYPE")
+        .method(utf16!("next"))
+        .property(WellKnown::ToStringTag, Attribute::CONFIGURABLE)
+        .build(file)?;
+
     context.build(file)?;
 
     Ok(())

boa_engine/src/builtins/array/array_iterator.rs

@@ -12,9 +12,8 @@ use crate::{
     context::intrinsics::Intrinsics,
     error::JsNativeError,
     object::{JsObject, ObjectData},
-    property::{Attribute, PropertyNameKind},
+    property::PropertyNameKind,
     realm::Realm,
-    symbol::JsSymbol,
     Context, JsResult,
 };
 use boa_gc::{Finalize, Trace};
@@ -39,21 +38,20 @@ impl IntrinsicObject for ArrayIterator {
     fn init(realm: &Realm) {
         let _timer = Profiler::global().start_event("ArrayIterator", "init");
 
-        BuiltInBuilder::with_intrinsic::<Self>(realm)
-            .prototype(
-                realm
-                    .intrinsics()
-                    .objects()
-                    .iterator_prototypes()
-                    .iterator(),
-            )
-            .static_method(Self::next, "next", 0)
-            .static_property(
-                JsSymbol::to_string_tag(),
-                "Array Iterator",
-                Attribute::CONFIGURABLE,
-            )
-            .build();
+        BuiltInBuilder::with_intrinsic_static_shape::<Self>(
+            realm,
+            &boa_builtins::ARRAY_ITERATOR_PROTOTYPE_STATIC_SHAPE,
+        )
+        .prototype(
+            realm
+                .intrinsics()
+                .objects()
+                .iterator_prototypes()
+                .iterator(),
+        )
+        .static_method(Self::next, 0)
+        .static_property("Array Iterator")
+        .build();
     }
 
     fn get(intrinsics: &Intrinsics) -> JsObject {

boa_engine/src/builtins/iterable/mod.rs

@@ -40,7 +40,7 @@ macro_rules! if_abrupt_close_iterator {
 pub(crate) use if_abrupt_close_iterator;
 
 /// The built-in iterator prototypes.
-#[derive(Debug, Default, Trace, Finalize)]
+#[derive(Debug, Trace, Finalize)]
 pub struct IteratorPrototypes {
     /// The `IteratorPrototype` object.
     iterator: JsObject,
@@ -74,6 +74,24 @@ pub struct IteratorPrototypes {
     segment: JsObject,
 }
 
+impl Default for IteratorPrototypes {
+    fn default() -> Self {
+        Self {
+            array: JsObject::default_with_static_shape(),
+            iterator: JsObject::default(),
+            async_iterator: JsObject::default(),
+            async_from_sync_iterator: JsObject::default(),
+            set: JsObject::default(),
+            string: JsObject::default(),
+            regexp_string: JsObject::default(),
+            map: JsObject::default(),
+            for_in: JsObject::default(),
+            #[cfg(feature = "intl")]
+            segment: JsObject::default(),
+        }
+    }
+}
+
 impl IteratorPrototypes {
     /// Returns the `ArrayIteratorPrototype` object.
     #[inline]

boa_engine/src/builtins/mod.rs

@@ -855,9 +855,15 @@ struct BuiltInBuilderStaticShape<'ctx> {
     object: JsObject,
     property_index: usize,
     storage: Vec<JsValue>,
+    prototype: JsObject,
 }
 
 impl BuiltInBuilderStaticShape<'_> {
+    fn prototype(mut self, prototype: JsObject) -> Self {
+        self.prototype = prototype;
+        self
+    }
+
     /// Adds a new static method to the builtin object.
     fn static_method(mut self, function: NativeFunctionPointer, length: usize) -> Self {
         let name = self.shape.get_string_key_expect(self.property_index);
@@ -890,14 +896,7 @@ impl BuiltInBuilderStaticShape<'_> {
 
         let mut object = self.object.borrow_mut();
         object.properties_mut().shape = StaticShape::new(self.shape).into();
-        self.storage.push(
-            self.realm
-                .intrinsics()
-                .constructors()
-                .object()
-                .prototype()
-                .into(),
-        );
+        self.storage.push(self.prototype.into());
         object.properties_mut().storage = self.storage;
     }
 }
@@ -924,6 +923,7 @@ impl<'ctx> BuiltInBuilder<'ctx, OrdinaryObject> {
             object: I::get(realm.intrinsics()),
             storage: Vec::with_capacity(shape.storage_len),
             property_index: 0,
+            prototype: realm.intrinsics().constructors().object().prototype(),
         }
     }
 }