Stripe Checkout Form in HAML

new.html.haml

= form_tag charges_path do
  %article
    %label{:class => "amount"}
      %span Amount: $5.00

  = javascript_include_tag "https://checkout.stripe.com/v2/checkout.js", 
    :class => "stripe-button", 
    :"data-key" => "#{Rails.configuration.stripe[:publishable_key]}", 
    :"data-description" => "30-day free trial", 
    :"data-amount" => "500", 
    :"data-image" => "/app-128x128.png"

new2.html.haml

#another example with all the available data attributes
= form_tag charges_path do
  %article
    %label{:class => "amount"}
      %span Amount: $5.00
 
  = javascript_include_tag "https://checkout.stripe.com/v2/checkout.js", 
    :class => "stripe-button", 
    :"data-key" => "#{Rails.configuration.stripe[:publishable_key]}", 
    :"data-label" => "Pay Now",
    :"data-panel-label" => "Submit payment for",
    :"data-name" => "ABC Company",
    :"data-address" => "true",
    :"data-description" => "30-day free trial", 
    :"data-amount" => "500", 
    :"data-image" => "/app-128x128.png"