app/views/users/_omniauth_providers.html.haml
%p= t('.title')
#auth-providers
- Rails.application.config.omniauth_providers.each do |provider|
= link_to self.send("user_#{provider}_omniauth_callback_path"), method: :post do
%i.fa{class: "fa-#{auth_provider_icon(provider)}"}
= auth_provider_name(provider)