nodejs
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‎doc/api/diagnostics_channel.md‎
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+1-1Lines changed: 1 addition & 1 deletion
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‎doc/api/diagnostics_channel.md‎
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‎lib/diagnostics_channel.js‎
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‎lib/diagnostics_channel.js‎
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@@ -267,7 +267,7 @@ added:
 changes:
   - version: REPLACEME
     pr-url: https://github.com/nodejs/node/pull/40433
-    description: Added return value.
+    description: Added return value. Added to channels without subscribers.
 -->
 
 * `onMessage` {Function} The previous subscribed handler to remove
 
@@ -81,6 +81,10 @@ class Channel {
     this.subscribe(subscription);
   }
 
+  unsubscribe() {
+    return false;
+  }
+
   get hasSubscribers() {
     return false;
   }
Original file line number	Diff line number	Diff line change
`@@ -81,6 +81,10 @@ class Channel {`
`81`	`81`	`this.subscribe(subscription);`
`82`	`82`	`}`
`83`	`83`
	`84`	`+ unsubscribe() {`
	`85`	`+ return false;`
	`86`	`+ }`
	`87`	`+`
`84`	`88`	`get hasSubscribers() {`
`85`	`89`	`return false;`
`86`	`90`	`}`