lib/terraforming/template/tf/route_table_association.erb
<% route_tables.each do |route_table| -%>
<% associations_of(route_table).each do |assoc| -%>
resource "aws_route_table_association" "<%= module_name_of(route_table, assoc) %>" {
route_table_id = "<%= assoc.route_table_id %>"
subnet_id = "<%= assoc.subnet_id %>"
}
<% end -%>
<% end -%>