It sounds like you're referencing a specific file: snowpiercer s01e02 mkv — likely a Matroska video file of Snowpiercer Season 1, Episode 2.

// router.js onPageChange = (options) => { ⋮ salsify.events.navigation(options) } // addToCart.js onAddToCart = (options) => { ⋮ salsify.events.addToCart(options) } // view.html