; status: formatter-canonical
; Scope: v1 full-line comment stability positions.
; comment before module form

(module main)

; comment before helper function

(fn add_one ((value i32)) -> i32
  ; comment before first function body expression
  (let one i32 1)
  ; comment before final function body expression
  (+ value one)
  ; comment after final function body expression
)

; comment before top-level test

(test "comments stay attached"
  ; comment before non-final test body expression
  (let observed i32 (add_one 4))
  ; comment before final test body expression
  (= observed 5)
  ; comment after final test body expression
)

; comment before main function

(fn main () -> i32
  ; comment before only function body expression
  (add_one 41)
  ; comment after final function body expression
)

; comment after last top-level form