loops.txt

================================================================================
Loop 1
================================================================================

from table
loop (
    filter n<4
    select n = n+1
)

--------------------------------------------------------------------------------

(program
  (pipeline
    (from
      (keyword_from)
      (identifier))
    (transforms
      (loop
        (keyword_loop)
        (transforms
          (filter
            (keyword_filter)
            (binary_expression
              (field
                (identifier))
              (literal
                (integer))))
          (select
            (keyword_select)
            (term
              (assignment
                (field
                  (identifier))
                (binary_expression
                  (field
                    (identifier))
                  (literal
                    (integer)))))))))))