2020-12-09, Version 15.4.0 (Current)

PR-URL: #36435

Notable changes:

* child_processes:
  * add AbortSignal support (Benjamin Gruenbaum) (#36308)
* deps:
  * update ICU to 68.1 (Michaël Zasso) (#36187)
* events:
  * support signal in EventTarget (Benjamin Gruenbaum) (#36258)
  * graduate Event, EventTarget, AbortController (James M Snell) (#35949)
* http:
  * enable call chaining with setHeader() (pooja d.p) (#35924)
* module:
  * add isPreloading indicator (James M Snell) (#36263)
* stream:
  * support abort signal (Benjamin Gruenbaum) (#36061)
  * add FileHandle support to Read/WriteStream (Momtchil Momtchev) (#35922)
* worker:
  * add experimental BroadcastChannel (James M Snell) (#36271)

doc/api/child_process.md

@@ -250,7 +250,7 @@ lsExample();
 <!-- YAML
 added: v0.1.91
 changes:
-  - version: REPLACEME
+  - version: v15.4.0
     pr-url: https://github.com/nodejs/node/pull/36308
     description: AbortSignal support was added.
   - version: v8.8.0

doc/api/events.md

@@ -1111,7 +1111,7 @@ process.nextTick(() => ac.abort());
 
 ## `events.setMaxListeners(n[, ...eventTargets])`
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+added: v15.4.0
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 * `n` {number} A non-negative number. The maximum number of listeners per
@@ -1137,7 +1137,7 @@ setMaxListeners(5, target, emitter);
 <!-- YAML
 added: v14.5.0
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-  - version: REPLACEME
+  - version: v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35949
     description: No longer experimental.
   - version: v15.0.0

doc/api/fs.md

@@ -1762,7 +1762,7 @@ fs.copyFileSync('source.txt', 'destination.txt', COPYFILE_EXCL);
 added: v0.1.31
 changes:
   - version:
-     - REPLACEME
+     - v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35922
     description: The `fd` option accepts FileHandle arguments.
   - version:
@@ -1873,7 +1873,7 @@ If `options` is a string, then it specifies the encoding.
 added: v0.1.31
 changes:
   - version:
-     - REPLACEME
+     - v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35922
     description: The `fd` option accepts FileHandle arguments.
   - version:
@@ -4717,7 +4717,7 @@ rejected.
 
 #### Event: `'close'`
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+added: v15.4.0
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 The `'close'` event is emitted when the `FileHandle` and any of its underlying

doc/api/globals.md

@@ -21,7 +21,7 @@ accessible.
 <!--YAML
 added: v15.0.0
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-  - version: REPLACEME
+  - version: v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35949
     description: No longer experimental.
 -->
@@ -175,7 +175,7 @@ Used to print to stdout and stderr. See the [`console`][] section.
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 added: v15.0.0
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-  - version: REPLACEME
+  - version: v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35949
     description: No longer experimental.
 -->
@@ -189,7 +189,7 @@ A browser-compatible implementation of the `Event` class. See
 <!-- YAML
 added: v15.0.0
 changes:
-  - version: REPLACEME
+  - version: v15.4.0
     pr-url: https://github.com/nodejs/node/pull/35949
     description: No longer experimental.
 -->

doc/api/module.md

@@ -78,7 +78,7 @@ requireUtil('./some-tool');
 
 ### `module.isPreloading`
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-added: REPLACEME
+added: v15.4.0
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 * Type: {boolean} `true` if the module is running during the Node.js preload

doc/api/stream.md

@@ -1801,7 +1801,7 @@ for performance reasons.
 
 ### `stream.addAbortSignal(signal, stream)`
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+added: v15.4.0
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 * `signal` {AbortSignal} A signal representing possible cancellation
 * `stream` {Stream} a stream to attach a signal to

doc/api/worker_threads.md

@@ -276,7 +276,7 @@ if (isMainThread) {
 
 ## Class: `BroadcastChannel extends EventTarget`
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+added: v15.4.0
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 > Stability: 1 - Experimental
@@ -311,45 +311,45 @@ if (isMainThread) {
 
 ### `new BroadcastChannel(name)`
 <!-- YAML
-added: REPLACEME
+added: v15.4.0
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 * `name` {any} The name of the channel to connect to. Any JavaScript value
   that can be converted to a string using ``${name}`` is permitted.
 
 ### `broadcastChannel.close()`
 <!-- YAML
-added: REPLACEME
+added: v15.4.0
 -->
 
 Closes the `BroadcastChannel` connection.
 
 ### `broadcastChannel.onmessage`
 <!-- YAML
-added: REPLACEME
+added: v15.4.0
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 * Type: {Function} Invoked with a single `MessageEvent` argument
   when a message is received.
 
 ### `broadcastChannel.onmessageerror`
 <!-- YAML
-added: REPLACEME
+added: v15.4.0
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 * Type: {Function} Invoked with a received message cannot be
   deserialized.
 
 ### `broadcastChannel.postMessage(message)`
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+added: v15.4.0
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 * `message` {any} Any cloneable JavaScript value.
 
 ### `broadcastChannel.ref()`
 <!-- YAML
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+added: v15.4.0
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 Opposite of `unref()`. Calling `ref()` on a previously `unref()`ed
@@ -359,7 +359,7 @@ will have no effect.
 
 ### `broadcastChannel.unref()`
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-added: REPLACEME
+added: v15.4.0
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 Calling `unref()` on a BroadcastChannel will allow the thread to exit if this

src/node_version.h

@@ -29,7 +29,7 @@
 #define NODE_VERSION_IS_LTS 0
 #define NODE_VERSION_LTS_CODENAME ""
 
-#define NODE_VERSION_IS_RELEASE 0
+#define NODE_VERSION_IS_RELEASE 1
 
 #ifndef NODE_STRINGIFY
 #define NODE_STRINGIFY(n) NODE_STRINGIFY_HELPER(n)