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open Core
type t =
| Span of Time.Span.t
| Num_calls of int
[@@deriving sexp]
let int_of_string_with_scientific_notation string =
try Int.of_string string with
| _ ->
let float = Float.of_string string in
let int = Float.to_int float in
if Float.equal float (Float.of_int int)
then int
else raise_s ([%sexp_of: string * float] ("fractional values not allowed", float))
;;
let of_string string =
match String.chop_suffix string ~suffix:"x" with
| Some prefix -> Num_calls (int_of_string_with_scientific_notation prefix)
| None ->
(match Time.Span.of_string string with
| span -> Span span
| exception _ -> Span (Time.Span.of_sec (Float.of_string string)))
;;
let to_string = function
| Span s -> Time.Span.to_string s
| Num_calls n -> sprintf "%ix" n
;;
let arg_type = Command.Param.Arg_type.create of_string
let fulfilled t ~start ~num_calls =
match t with
| Span span ->
let now = Time.now () in
Time.Span.( >= ) (Time.diff now start) span
| Num_calls n -> num_calls >= n
;;
let max_count = function
| Span _ -> Int.max_value
| Num_calls n -> n
;;
let scale_int t factor =
match t with
| Span span -> Span (Time.Span.scale span (Float.of_int factor))
| Num_calls num_calls -> Num_calls (num_calls * factor)
;;