diff options
Diffstat (limited to 'src/json.sml')
| -rw-r--r-- | src/json.sml | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/json.sml b/src/json.sml index cc9ea6ae..656d28ff 100644 --- a/src/json.sml +++ b/src/json.sml @@ -271,7 +271,9 @@ fun print (ast: json): string = s ^ "\"" | Bool b => if b then "true" else "false" - | Int i => Int.toString i + | Int i => if i >= 0 + then (Int.toString i) + else "-" ^ (Int.toString (Int.abs i)) (* default printing uses ~ instead of - *) | Obj l => "{" ^ List.foldl (fn ((k, v), acc) => acc ^ (if acc = "" then "" else ", ") ^ "\"" ^ k ^ "\": " ^ print v ) "" l ^ "}" |