We have a web application that does time-tracking, payroll, and HR. As a result, we have to write a lot of fixed-width data files for export into other systems (state tax filing
If this is text file with separated fields, - your will need write it yourself. Probably it is not a large problem. Good organization, will save a lot of time.
So this one:
123
123
123
Can be easy interpreted into test with this template:
{section name=x1 loop=level1_arr}
{--output root's--}
{section name=x2 loop=level1_arr[x1].level2_arr}
{--output entry's--}
{/section}
{/section}
This is just idea.
But imagine:
i.e. 2 definitions to abstract any text structure