test-syntax-error-ref.err

[string "..."]:7: error: 'end' expected (to close 'if' at line 6) near 'return'

[string "..."]:7:
   2 |  
   3 |      -- this chunk contains a syntax error that shall be clearly localized by ypp
   4 |  
   5 |      function fib(n)
   6 |          if n <= 1 then return n
   7 =>         return fib(n-1) + fib-n-2)
   8 |      end
   9 |