fs: support BigInt in fs.*stat and fs.watchFile

Add the `bigint: true` option to all the `fs.*stat` methods and
`fs.watchFile`.

PR-URL: https://github.com/nodejs/node/pull/20220
Fixes: https://github.com/nodejs/node/issues/12115
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/env.h b/src/env.h
index ee734fe920..9ad316c063 100644
--- a/src/env.h
+++ b/src/env.h
@@ -694,6 +694,8 @@ class Environment {
   void set_debug_categories(const std::string& cats, bool enabled);
 
   inline AliasedBuffer<double, v8::Float64Array>* fs_stats_field_array();
+  inline AliasedBuffer<uint64_t, v8::BigUint64Array>*
+      fs_stats_field_bigint_array();
 
   // stat fields contains twice the number of entries because `fs.StatWatcher`
   // needs room to store data for *two* `fs.Stats` instances.
@@ -914,6 +916,7 @@ class Environment {
   bool debug_enabled_[static_cast<int>(DebugCategory::CATEGORY_COUNT)] = {0};
 
   AliasedBuffer<double, v8::Float64Array> fs_stats_field_array_;
+  AliasedBuffer<uint64_t, v8::BigUint64Array> fs_stats_field_bigint_array_;
 
   std::vector<std::unique_ptr<fs::FileHandleReadWrap>>
       file_handle_read_wrap_freelist_;