module-nginx/templates/conf.d/map.erb

# MANAGED BY PUPPET
map <%= @string %> $<%= @name %> {
<% if @hostnames -%>
  hostnames;
<% end -%>
<% if @default -%>
  default <%= @default %>;
<% end -%>

<% if @mappings -%>
  <%- field_width = @mappings.inject(0) { |l,(k,v)| k.size > l ? k.size : l } -%>
  <%- @mappings.sort_by{|k,v| k}.each do |key,value| -%>
  <%= sprintf("%-*s", field_width, key) %> <%= value %>;
  <%- end -%>
<% end -%>
}