package dune-private-libs

  1. Overview
  2. Docs
Private libraries of Dune

Install 

dune-project
 Dependency

github.com Readme Changelog MIT License Edit opam file Versions (14)

Authors

  1. J
    Jane Street Group, LLC

Maintainers

  1. J
    Jane Street Group, LLC

Sources

dune-2.5.1.tbz
sha256=8f77d3a87f208e0d7cccaa1c48c4bb1bb87d62d07c3f25e9b8ba298e028ce52b
sha512=f209f12ced10c1abf8782bdb0143f4cec77795f7174d2cc75130afb1e01550b01f2f77b9e3ec4888efdad83d2f9878d179b39126f824f4e522f3ef4da34bf27e

doc/src/dune-private-libs.stdune/exn.ml.html

Source file exn.ml

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module List = Stdlib.ListLabels
module String = Stdlib.StringLabels

type t = exn

external raise : exn -> _ = "%raise"

external raise_notrace : exn -> _ = "%raise_notrace"

external reraise : exn -> _ = "%reraise"

let protectx x ~f ~finally =
  match f x with
  | y ->
    finally x;
    y
  | exception e ->
    finally x;
    raise e

let protect ~f ~finally = protectx () ~f ~finally

let pp_uncaught ~backtrace fmt exn =
  let s =
    Printf.sprintf "%s\n%s" (Printexc.to_string exn) backtrace
    |> String_split.split_lines
    |> ListLabels.map ~f:(Printf.sprintf "| %s")
    |> String.concat ~sep:"\n"
  in
  let line = String.make 71 '-' in
  Format.fprintf fmt
    "/%s\n| @{<error>Internal error@}: Uncaught exception.\n%s\n\\%s@." line s
    line

let pp fmt exn = Format.pp_print_string fmt (Printexc.to_string exn)

let raise_with_backtrace = Printexc.raise_with_backtrace

let equal = ( = )

let hash = Stdlib.Hashtbl.hash

let to_dyn exn = Dyn.String (Printexc.to_string exn)