Complete native extension milestone gate (#84)

tools/generate_api_shims.py

@@ -601,6 +601,26 @@ NATIVE_DECLARATIONS = {
     "T:LibreMetaverse.Rendering.MeshFoundry": "crate::mesh_foundry::MeshFoundry",
 }
 
+# Catalog declarations which are themselves complete native Rust. Unlike
+# NATIVE_TYPES, these types intentionally remain in generated.rs: the RLV
+# enums are closed value tables and the callback interfaces are Rust traits
+# whose required methods are implemented by the host and default adapters.
+# Keeping this set explicit lets coverage distinguish concrete generated code
+# from a callable failure-only compatibility shell.
+NATIVE_GENERATED_TYPES = {
+    "T:LibreMetaverse.RLV.IRlvActionCallbacks",
+    "T:LibreMetaverse.RLV.IRlvQueryCallbacks",
+    "T:LibreMetaverse.RLV.RlvAttachmentPoint",
+    "T:LibreMetaverse.RLV.RlvGestureState",
+    "T:LibreMetaverse.RLV.RlvGetDebugType",
+    "T:LibreMetaverse.RLV.RlvGetEnvType",
+    "T:LibreMetaverse.RLV.RlvPermissionsService.HoverTextLocation",
+    "T:LibreMetaverse.RLV.RlvPermissionsService.ObjectLocation",
+    "T:LibreMetaverse.RLV.RlvPermissionsService.TouchLocation",
+    "T:LibreMetaverse.RLV.RlvRestrictionType",
+    "T:LibreMetaverse.RLV.RlvWearableType",
+}
+
 NATIVE_MEMBER_BODIES = {
     "M:LibreMetaverse.RLV.RlvCommon.TryGetAttachmentPointFromItemName(System.String,System.Nullable{LibreMetaverse.RLV.RlvAttachmentPoint}@)":
         "Self::native_try_get_attachment_point_from_item_name(item_name, attachment_point)",
@@ -3523,9 +3543,18 @@ def native_member_body(member_id: str) -> str | None:
     return None
 
 
-def render_body(signature: str, member_id: str, error_model: str, asyncness: str, trait: bool) -> str:
+def render_body(
+    signature: str,
+    member_id: str,
+    error_model: str,
+    asyncness: str,
+    trait: bool,
+    required_trait_method: bool = False,
+) -> str:
     if trait:
         signature = signature.removeprefix("pub ")
+    if required_trait_method:
+        return f"    {signature};"
     if body := native_member_body(member_id):
         if any(f"LibreMetaverse.{owner}." in member_id for owner in CLIENT_CORE_NATIVE_OWNERS):
             marker = " /* native client-core implementation */"
@@ -3647,6 +3676,7 @@ def render_type(item: dict, type_row: dict, member_rows: dict[str, dict[str, str
                     row["error_model"],
                     row["asyncness"],
                     trait,
+                    trait and item["doc_id"] in NATIVE_GENERATED_TYPES,
                 )
             )
     lines.append("}")
@@ -3844,7 +3874,9 @@ def coverage_report(catalog: dict, coverage: dict[str, tuple[int, int, bool]]) -
             native_type_ids = {
                 item["doc_id"]
                 for item in assembly["types"]
-                if item["doc_id"] in NATIVE_TYPES or item["doc_id"] in NATIVE_DECLARATIONS
+                if item["doc_id"] in NATIVE_TYPES
+                or item["doc_id"] in NATIVE_DECLARATIONS
+                or item["doc_id"] in NATIVE_GENERATED_TYPES
                 or (name == "LibreMetaverse.Types" and item["kind"] == "enum")
             }
             native_member_ids = {
@@ -3852,6 +3884,7 @@ def coverage_report(catalog: dict, coverage: dict[str, tuple[int, int, bool]]) -
                 for item in assembly["types"]
                 for member in item["members"]
                 if item["doc_id"] in NATIVE_TYPES
+                or item["doc_id"] in NATIVE_GENERATED_TYPES
                 or (name == "LibreMetaverse.Types" and item["kind"] == "enum")
                 or (
                     item["doc_id"] in NATIVE_DECLARATIONS