AppleScript: Count the number of open tabs in Google Chrome

CountOpenChromeTabs.scpt

-- CountOpenChromeTabs.scpt
-- Author: Chad Armstrong
-- Date: 30 August 2019
-- Description: Count the number of open tabs in Google Chrome
-- To run from CLI: osascript CountOpenChromeTabs.scpt
-- To create an alias command:
-- In ~/.bash_profile, add the line: alias counttabs='osascript ~/Projects/Scripts/CountOpenChromeTabs.scpt'
-- Refresh the bash shell environment: source ~/.bash_profile

tell application "Google Chrome"
	
	--Variables
	set windowlist to every window
	set totaltabcount to 0
	
	-- Loop through each window to count the number of open tabs
	repeat with chromewindow in windowlist
		try
			set tabcount to number of tabs in chromewindow
			set totaltabcount to totaltabcount + tabcount
		on error errmsg
			-- log "error message: " & errmsg
		end try
	end repeat
	
	log "There are " & totaltabcount & " Chrome tabs open."
	
end tell