ngx-utils-broadcast-channel

name	ngx-utils-broadcast-channel
description	NgxBroadcastChannelService wrapping Broadcast Channel API with SSR guards. Use for initChannel, postMessage, selectChannelMessages across tabs.

ngx-utils — Broadcast Channel

NgxBroadcastChannelService — browser-only (via NgxWindowService). Named channels in a record; reuses existing channel on duplicate initChannel.

Method	Notes
initChannel(name)	No-op + log if no name
closeChannel(name)	No-op if missing
postMessage(name, msg)	No-op + log if channel missing
selectChannelMessages(name)	EMPTY + log if invalid
selectChannelMessageErrors(name)	Error channel subscription

Lifecycle: initChannel in ngOnInit, closeChannel in ngOnDestroy.

Mock

NgxBroadcastChannelServiceMock.