whole_func_string: function recordOrderInFacebook( cart, orderId, wpcomJetpackCartInfo ) {
  	if ( ! isAdTrackingAllowed() || ! isFacebookEnabled ) {
  		return;
  	}
  
  	/**
  	 * We have made a conscious decision to ignore the 0 cost carts, such that these carts are not considered
  	 * a conversion. We will analyze the results and make a final decision on this.
  	 */
  	if ( cart.total_cost < 0.01 ) {
  		debug( 'recordOrderInFacebook: skipping due to a 0-value cart.' );
  		return;
  	}
  
  	const currentUser = user.get();
  	const userId = currentUser ? hashPii( currentUser.ID ) : 0;
  
  	// WPCom
  
  	if ( wpcomJetpackCartInfo.containsWpcomProducts ) {
  		const params = [
  			'trackSingle',
  			TRACKING_IDS.facebookInit,
  			'Purchase',
  			{
  				product_slug: wpcomJetpackCartInfo.wpcomProducts
  					.map( product => product.product_slug )
  					.join( ', ' ),
  				value: wpcomJetpackCartInfo.wpcomCost,
  				currency: cart.currency,
  				user_id: userId,
  				order_id: orderId,
  			},
  		];
  		debug( 'recordOrderInFacebook: WPCom', params );
  		window.fbq( ...params );
  	}
  
  	// Jetpack
  
  	if ( wpcomJetpackCartInfo.containsJetpackProducts ) {
  		const params = [
  			'trackSingle',
  			TRACKING_IDS.facebookJetpackInit,
  			'Purchase',
  			{
  				product_slug: wpcomJetpackCartInfo.jetpackProducts
  					.map( product => product.product_slug )
  					.join( ', ' ),
  				value: wpcomJetpackCartInfo.jetpackCost,
  				currency: cart.currency,
  				user_id: userId,
  				order_id: orderId,
  			},
  		];
  		debug( 'recordOrderInFacebook: Jetpack', params );
  		window.fbq( ...params );
  	}
  }
func_code_string: function recordOrderInFacebook( cart, orderId, wpcomJetpackCartInfo ) {
  	if ( ! isAdTrackingAllowed() || ! isFacebookEnabled ) {
  		return;
  	}
  
  	/**
  	 * We have made a conscious decision to ignore the 0 cost carts, such that these carts are not considered
  	 * a conversion. We will analyze the results and make a final decision on this.
  	 */
  	if ( cart.total_cost < 0.01 ) {
  		debug( 'recordOrderInFacebook: skipping due to a 0-value cart.' );
  		return;
  	}
  
  	const currentUser = user.get();
  	const userId = currentUser ? hashPii( currentUser.ID ) : 0;
  
  	// WPCom
  
  	if ( wpcomJetpackCartInfo.containsWpcomProducts ) {
  		const params = [
  			'trackSingle',
  			TRACKING_IDS.facebookInit,
  			'Purchase',
  			{
  				product_slug: wpcomJetpackCartInfo.wpcomProducts
  					.map( product => product.product_slug )
  					.join( ', ' ),
  				value: wpcomJetpackCartInfo.wpcomCost,
  				currency: cart.currency,
  				user_id: userId,
  				order_id: orderId,
  			},
  		];
  		debug( 'recordOrderInFacebook: WPCom', params );
  		window.fbq( ...params );
  	}
  
  	// Jetpack
  
  	if ( wpcomJetpackCartInfo.containsJetpackProducts ) {
  		const params = [
  			'trackSingle',
  			TRACKING_IDS.facebookJetpackInit,
  			'Purchase',
  			{
  				product_slug: wpcomJetpackCartInfo.jetpackProducts
  					.map( product => product.product_slug )
  					.join( ', ' ),
  				value: wpcomJetpackCartInfo.jetpackCost,
  				currency: cart.currency,
  				user_id: userId,
  				order_id: orderId,
  			},
  		];
  		debug( 'recordOrderInFacebook: Jetpack', params );
  		window.fbq( ...params );
  	}
  }
func_documentation_string: Records an order in Facebook (a single event for the entire order)
  
  @param {Object} cart - cart as `CartValue` object
  @param {Number} orderId - the order id
  @param {Object} wpcomJetpackCartInfo - info about WPCOM and Jetpack in the cart
  @returns {void}