From df062d2c788fd76546d59c67452d8d0fe569c533 Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Fri, 5 Jan 2024 18:28:33 +0530
Subject: fix(ext/node): add fs.cp, fs.cpSync, promises.cp (#21745)

Fixes https://github.com/denoland/deno/issues/20803
Fixes https://github.com/denoland/deno/issues/21723

Performance: copying a 48GiB rust `target` folder (recursive)
| Platform  | `deno` | `node v21.5` | Improvement |
| -------- | ------- | ------- | ------- |
| macOS (APFS) |   3.1secs  |  127.99 secs |  **42x** |
| Windows | 18.3secs | 67.2secs |  **3.8x** |

Copying files with varying sizes:


![image](https://github.com/denoland/deno/assets/34997667/58932652-6f7a-47f5-8504-896dc9ab4ddc)
---
 runtime/permissions/mod.rs | 9 +++++++++
 runtime/snapshot.rs        | 7 +++++++
 2 files changed, 16 insertions(+)

(limited to 'runtime')

diff --git a/runtime/permissions/mod.rs b/runtime/permissions/mod.rs
index 7740a8e31..89adab361 100644
--- a/runtime/permissions/mod.rs
+++ b/runtime/permissions/mod.rs
@@ -1384,6 +1384,15 @@ impl deno_node::NodePermissions for PermissionsContainer {
     self.0.lock().read.check(path, api_name)
   }
 
+  #[inline(always)]
+  fn check_write_with_api_name(
+    &self,
+    path: &Path,
+    api_name: Option<&str>,
+  ) -> Result<(), AnyError> {
+    self.0.lock().write.check(path, api_name)
+  }
+
   fn check_sys(&self, kind: &str, api_name: &str) -> Result<(), AnyError> {
     self.0.lock().sys.check(kind, Some(api_name))
   }
diff --git a/runtime/snapshot.rs b/runtime/snapshot.rs
index 978f3d70e..a50f0773a 100644
--- a/runtime/snapshot.rs
+++ b/runtime/snapshot.rs
@@ -84,6 +84,13 @@ impl deno_node::NodePermissions for Permissions {
   ) -> Result<(), deno_core::error::AnyError> {
     unreachable!("snapshotting!")
   }
+  fn check_write_with_api_name(
+    &self,
+    _p: &Path,
+    _api_name: Option<&str>,
+  ) -> Result<(), deno_core::error::AnyError> {
+    unreachable!("snapshotting!")
+  }
   fn check_sys(
     &self,
     _kind: &str,
-- 
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