Skip to content
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
src: deprecate legacy node::MakeCallback
The legacy MakeCallback functions do not provide a mechanism to
propagate async context. This means that any native modules using these
directly is likely breaking async debugging & tracing tools. For
example it is possible that such a module will cause incorrect async
stack traces to be reported (even when the module is not on the stack).

The new MakeCallback allow the user to specify the async context in
which the callback is to be executed.

Ref: #13254
PR-URL: #18632
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Jan Krems <jan.krems@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
  • Loading branch information
ofrobots committed Feb 16, 2018
commit efb32592e1b78ec2559e1a409faa049e756a9501
9 changes: 9 additions & 0 deletions doc/api/deprecations.md
Original file line number Diff line number Diff line change
Expand Up @@ -893,6 +893,15 @@ Use [`asyncResource.runInAsyncScope()`][] API instead which provides a much
safer, and more convenient, alternative. See
https://github.com/nodejs/node/pull/18513 for more details.

<a id="DEP0098"></a>
### DEP0098: async context-unaware node::MakeCallback C++ APIs

Type: Compile-time

Certain versions of `node::MakeCallback` APIs available to native modules are
deprecated. Please use the versions of the API that accept an `async_context`
parameter.

[`--pending-deprecation`]: cli.html#cli_pending_deprecation
[`Buffer.allocUnsafeSlow(size)`]: buffer.html#buffer_class_method_buffer_allocunsafeslow_size
[`Buffer.from(array)`]: buffer.html#buffer_class_method_buffer_from_array
Expand Down
41 changes: 22 additions & 19 deletions src/node.h
Original file line number Diff line number Diff line change
Expand Up @@ -151,27 +151,30 @@ inline v8::Local<v8::Value> UVException(int errorno,
* These methods need to be called in a HandleScope.
*
* It is preferred that you use the `MakeCallback` overloads taking
* `async_id` arguments.
* `async_context` arguments.
*/

NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
const char* method,
int argc,
v8::Local<v8::Value>* argv);
NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
v8::Local<v8::String> symbol,
int argc,
v8::Local<v8::Value>* argv);
NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
v8::Local<v8::Function> callback,
int argc,
v8::Local<v8::Value>* argv);
NODE_DEPRECATED("Use MakeCallback(..., async_context)",
NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
const char* method,
int argc,
v8::Local<v8::Value>* argv));
NODE_DEPRECATED("Use MakeCallback(..., async_context)",
NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
v8::Local<v8::String> symbol,
int argc,
v8::Local<v8::Value>* argv));
NODE_DEPRECATED("Use MakeCallback(..., async_context)",
NODE_EXTERN v8::Local<v8::Value> MakeCallback(
v8::Isolate* isolate,
v8::Local<v8::Object> recv,
v8::Local<v8::Function> callback,
int argc,
v8::Local<v8::Value>* argv));

} // namespace node

Expand Down