Webpack Chrome Extension Page Reloader Plugin

reload_extensions.scpt

tell application "Google Chrome"
	set extensionURL to "chrome://extensions/"
	
	set found to false
	set theTabIndex to -1
	repeat with theWindow in every window
		set theTabIndex to 0
		repeat with theTab in every tab of theWindow
			set theTabIndex to theTabIndex + 1
			if theTab's URL starts with extensionURL then
				set found to true
				exit repeat
			end if
		end repeat
		
		if found then
			exit repeat
		end if
	end repeat
	
	if found then
		tell theTab to reload
	else
		tell window 1 to make new tab with properties {URL:extensionURL}
	end if
end tell

ReloadPlugin.js

function ReloadPlugin() {}

ReloadPlugin.prototype.apply = compiler => {
  ReloadPlugin.watching = false

  compiler.plugin('watch-run', (p, cb) => {
    ReloadPlugin.watching = true
    cb()
  })

  compiler.plugin('done', () => {
    if (ReloadPlugin.watching) {
      child.exec('osascript reload_extensions.scpt')
    }
  })
}