WIP convert napi.cpp functions to set the last error

src/bun.js/bindings/ZigGlobalObject.h

@@ -52,6 +52,7 @@ class GlobalInternals;
 #include "headers-handwritten.h"
 #include "BunCommonStrings.h"
 #include "BunGlobalScope.h"
+#include <js_native_api_types.h>
 
 namespace WebCore {
 class WorkerGlobalScope;
@@ -587,6 +588,17 @@ public:
 
     bool hasOverridenModuleResolveFilenameFunction = false;
 
+    // Almost all NAPI functions should set error_code to the status they're returning right before
+    // they return it
+    napi_extended_error_info m_lastNapiErrorInfo = {
+        .error_message = "",
+        // Not currently used by Bun -- always nullptr
+        .engine_reserved = nullptr,
+        // Not currently used by Bun -- always zero
+        .engine_error_code = 0,
+        .error_code = napi_ok,
+    };
+
 private:
     DOMGuardedObjectSet m_guardedObjects WTF_GUARDED_BY_LOCK(m_gcLock);
     WebCore::SubtleCrypto* m_subtleCrypto = nullptr;

src/napi/js_native_api_types.h

@@ -93,12 +93,10 @@ typedef enum {
   napi_would_deadlock // unused
 } napi_status;
 // Note: when adding a new enum value to `napi_status`, please also update
-//   * `const int last_status` in the definition of `napi_get_last_error_info()'
-//     in file js_native_api_v8.cc.
-//   * `const char* error_messages[]` in file js_native_api_v8.cc with a brief
+//   * `constexpr int last_status` in the definition of `napi_get_last_error_info()'
+//     in file napi.cpp.
+//   * `const char* error_messages[]` in file napi.cpp with a brief
 //     message explaining the error.
-//   * the definition of `napi_status` in doc/api/n-api.md to reflect the newly
-//     added value(s).
 
 typedef napi_value (*napi_callback)(napi_env env, napi_callback_info info);
 typedef void (*napi_finalize)(napi_env env, void *finalize_data,