fs: refactor After for easier maintainability

PR-URL: https://github.com/nodejs/node/pull/17689
Reviewed-By: Anna Henningsen <anna@addaleax.net>

1 files changed, 19 insertions, 21 deletions

diff --git a/src/node_file.h b/src/node_file.h
index 53515ac7558..db85451b67a 100644
--- a/src/node_file.h
+++ b/src/node_file.h
@@ -1,24 +1,3 @@
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
 #ifndef SRC_NODE_FILE_H_
 #define SRC_NODE_FILE_H_
 
@@ -29,8 +8,11 @@
 
 namespace node {
 
+using v8::Context;
+using v8::HandleScope;
 using v8::Local;
 using v8::Object;
+using v8::Undefined;
 using v8::Value;
 
 namespace fs {
@@ -93,6 +75,22 @@ class FSReqWrap: public ReqWrap<uv_fs_t> {
   DISALLOW_COPY_AND_ASSIGN(FSReqWrap);
 };
 
+class FSReqAfterScope {
+ public:
+  FSReqAfterScope(FSReqWrap* wrap, uv_fs_t* req);
+  ~FSReqAfterScope();
+
+  bool Proceed();
+
+  void Reject(uv_fs_t* req);
+
+ private:
+  FSReqWrap* wrap_ = nullptr;
+  uv_fs_t* req_ = nullptr;
+  HandleScope handle_scope_;
+  Context::Scope context_scope_;
+};
+
 }  // namespace fs
 
 }  // namespace node