ocamlPackages.janestreet: 0.15 -> 0.16 (#247022)

13 files changed, 1771 insertions, 25 deletions

diff --git a/pkgs/development/coq-modules/serapi/default.nix b/pkgs/development/coq-modules/serapi/default.nix
index ac09d26935a..b33c89aa63c 100644
--- a/pkgs/development/coq-modules/serapi/default.nix
+++ b/pkgs/development/coq-modules/serapi/default.nix
@@ -87,6 +87,10 @@ in
     then [
       ./janestreet-0.15.patch
     ]
+    else if version == "8.17.0+0.17.0"
+    then [
+      ./janestreet-0.16.patch
+    ]
     else [
     ];
 
diff --git a/pkgs/development/coq-modules/serapi/janestreet-0.16.patch b/pkgs/development/coq-modules/serapi/janestreet-0.16.patch
new file mode 100644
index 00000000000..01aac57639a
--- /dev/null
+++ b/pkgs/development/coq-modules/serapi/janestreet-0.16.patch
@@ -0,0 +1,17 @@
+diff --git a/serlib/ser_stdlib.ml b/serlib/ser_stdlib.ml
+index 894d300..11c9217 100644
+--- a/serlib/ser_stdlib.ml
++++ b/serlib/ser_stdlib.ml
+@@ -28,6 +28,7 @@ let ref_to_yojson f x = f !x
+ let ref_of_yojson f x = Result.map (fun x -> ref x) (f x)
+ let hash_fold_ref = hash_fold_ref_frozen
+ let compare_ref = compare_ref
++let (==) x y = (==) x y
+ 
+ module Lazy = struct
+   type 'a t = 'a lazy_t
+@@ -35,3 +36,4 @@ module Lazy = struct
+ end
+ 
+ module Option = Stdlib.Option
++module List = Stdlib.List
diff --git a/pkgs/development/ocaml-modules/bistro/default.nix b/pkgs/development/ocaml-modules/bistro/default.nix
index 8f84a973bf0..fd409b51091 100644
--- a/pkgs/development/ocaml-modules/bistro/default.nix
+++ b/pkgs/development/ocaml-modules/bistro/default.nix
@@ -29,6 +29,8 @@ buildDunePackage rec {
     sha256 = "0g11324j1s2631zzf7zxc8s0nqd4fwvcni0kbvfpfxg96gy2wwfm";
   };
 
+  patches = [ ./janestreet-0.16.patch ];
+
   propagatedBuildInputs = [
     base64
     bos
diff --git a/pkgs/development/ocaml-modules/bistro/janestreet-0.16.patch b/pkgs/development/ocaml-modules/bistro/janestreet-0.16.patch
new file mode 100644
index 00000000000..bf3b41eb4ac
--- /dev/null
+++ b/pkgs/development/ocaml-modules/bistro/janestreet-0.16.patch
@@ -0,0 +1,205 @@
+diff --git a/lib/engine/scheduler.ml b/lib/engine/scheduler.ml
+index e32bd0f..93b566b 100644
+--- a/lib/engine/scheduler.ml
++++ b/lib/engine/scheduler.ml
+@@ -601,7 +601,7 @@ module Make(Backend : Backend) = struct
+               )
+         )
+       | Trywith tw -> (
+-          match Table.find sched.traces (Workflow.id tw.w) with
++          match Hashtbl.find sched.traces (Workflow.id tw.w) with
+           | Some eventual_trace -> (
+               eventual_trace >>= function
+               | Ok (Run r) ->
+@@ -667,10 +667,10 @@ module Make(Backend : Backend) = struct
+   let register_build sched ~id ~build_trace =
+     let open Eval_thread.Infix in
+     (
+-      match Table.find sched.traces id with
++      match Hashtbl.find sched.traces id with
+       | None ->
+         let trace = build_trace () in
+-        Table.set sched.traces ~key:id ~data:trace ;
++        Hashtbl.set sched.traces ~key:id ~data:trace ;
+         trace
+       | Some trace -> trace
+     ) >>= fun trace ->
+@@ -854,7 +854,7 @@ module Make(Backend : Backend) = struct
+         Eval_thread.join l.elts ~f:(build ?target sched)
+       | Trywith tw -> (
+           build sched ?target tw.w >> fun w_result ->
+-          match Table.find sched.traces (Workflow.id tw.w) with
++          match Hashtbl.find sched.traces (Workflow.id tw.w) with
+           | Some eventual_trace -> (
+               eventual_trace >> function
+               | Ok (Run r) when run_trywith_recovery r.details ->
+diff --git a/lib/multinode/bistro_multinode.ml b/lib/multinode/bistro_multinode.ml
+index 01dc5ac..3fc6b0e 100644
+--- a/lib/multinode/bistro_multinode.ml
++++ b/lib/multinode/bistro_multinode.ml
+@@ -130,7 +130,7 @@ module Server = struct
+       let search (type s) (table : s String.Table.t) ~f =
+         let module M = struct exception Found of string * s end in
+         try
+-          String.Table.fold table ~init:() ~f:(fun ~key ~data () -> if f ~key ~data then raise (M.Found (key, data))) ;
++          Hashtbl.fold table ~init:() ~f:(fun ~key ~data () -> if f ~key ~data then raise (M.Found (key, data))) ;
+           None
+         with M.Found (k, v) -> Some (k, v)
+ 
+@@ -145,7 +145,7 @@ module Server = struct
+               match allocation_attempt with
+               | None -> Some elt
+               | Some (worker_id, (Resource curr)) ->
+-                String.Table.set pool.available ~key:worker_id ~data:(Resource { np = curr.np - np ; mem = curr.mem - mem }) ;
++                Hashtbl.set pool.available ~key:worker_id ~data:(Resource { np = curr.np - np ; mem = curr.mem - mem }) ;
+                 Lwt.wakeup u (worker_id, Resource { np ; mem }) ;
+                 None
+             )
+@@ -163,12 +163,12 @@ module Server = struct
+         t
+ 
+       let add_worker pool (Worker { id ; np ; mem ; _ }) =
+-        match String.Table.add pool.available ~key:id ~data:(Allocator.Resource { np ; mem }) with
++        match Hashtbl.add pool.available ~key:id ~data:(Allocator.Resource { np ; mem }) with
+         | `Ok -> allocation_pass pool
+         | `Duplicate -> failwith "A worker has been added twice"
+ 
+       let release pool worker_id (Allocator.Resource { np ; mem }) =
+-        String.Table.update pool.available worker_id ~f:(function
++        Hashtbl.update pool.available worker_id ~f:(function
+             | None -> failwith "Tried to release resources of inexistent worker"
+             | Some (Resource r) -> Resource { np = r.np + np ; mem = r.mem + mem }
+           )
+@@ -235,13 +235,13 @@ module Server = struct
+       | Subscript { np ; mem } ->
+         let id = new_id () in
+         let w = create_worker ~np ~mem id in
+-        String.Table.set state.workers ~key:id ~data:w ;
++        Hashtbl.set state.workers ~key:id ~data:w ;
+         Worker_allocator.add_worker state.alloc w ;
+         log (Logger.Debug (sprintf "new worker %s" id)) ;
+         Lwt.return (Client_id id)
+ 
+       | Get_job { client_id } -> (
+-          match String.Table.find state.workers client_id with
++          match Hashtbl.find state.workers client_id with
+           | None -> Lwt.return None
+           | Some (Worker worker) ->
+             Lwt.choose [
+@@ -250,22 +250,22 @@ module Server = struct
+             ] >>= function
+             | `Job wp ->
+               let workflow_id = workflow_id_of_job_waiter wp in
+-              String.Table.set worker.running_jobs ~key:workflow_id ~data:wp ;
++              Hashtbl.set worker.running_jobs ~key:workflow_id ~data:wp ;
+               Lwt.return (Some (job_of_job_waiter wp))
+             | `Stop -> Lwt.return None
+         )
+ 
+       | Plugin_result r ->
+-        let Worker worker = String.Table.find_exn state.workers r.client_id in
++        let Worker worker = Hashtbl.find_exn state.workers r.client_id in
+         Lwt.return (
+-          match String.Table.find_exn worker.running_jobs r.workflow_id with
++          match Hashtbl.find_exn worker.running_jobs r.workflow_id with
+           | Waiting_plugin wp -> Lwt.wakeup wp.waiter r.result
+           | Waiting_shell_command _ -> assert false (* should never happen *)
+         )
+       | Shell_command_result r ->
+-        let Worker worker = String.Table.find_exn state.workers r.client_id in
++        let Worker worker = Hashtbl.find_exn state.workers r.client_id in
+         Lwt.return (
+-          match String.Table.find_exn worker.running_jobs r.workflow_id with
++          match Hashtbl.find_exn worker.running_jobs r.workflow_id with
+           | Waiting_plugin _ -> assert false (* should never happen *)
+           | Waiting_shell_command wp -> Lwt.wakeup wp.waiter r.result
+         )
+@@ -307,7 +307,7 @@ module Server = struct
+ 
+     let request_resource backend req =
+       Worker_allocator.request backend.state.alloc req >|= fun (worker_id, resource) ->
+-      String.Table.find_exn backend.state.workers worker_id, resource
++      Hashtbl.find_exn backend.state.workers worker_id, resource
+ 
+     let release_resource backend worker_id res =
+       Worker_allocator.release backend.state.alloc worker_id res
+@@ -334,7 +334,7 @@ module Server = struct
+          *   loop () *)
+ 
+     let eval backend { worker_id ; workflow_id } f x =
+-      let Worker worker = String.Table.find_exn backend.state.workers worker_id in
++      let Worker worker = Hashtbl.find_exn backend.state.workers worker_id in
+       let f () = f x in
+       let t, u = Lwt.wait () in
+       let job_waiter = Waiting_plugin { waiter = u ; f ; workflow_id } in
+@@ -342,7 +342,7 @@ module Server = struct
+       t
+ 
+     let run_shell_command backend { worker_id ; workflow_id } cmd =
+-      let Worker worker = String.Table.find_exn backend.state.workers worker_id in
++      let Worker worker = Hashtbl.find_exn backend.state.workers worker_id in
+       let t, u = Lwt.wait () in
+       let job = Waiting_shell_command { waiter = u ; cmd ; workflow_id } in
+       Lwt_queue.push worker.pending_jobs job ;
+diff --git a/lib/utils/dot_output.ml b/lib/utils/dot_output.ml
+index 90c299f..d13fceb 100644
+--- a/lib/utils/dot_output.ml
++++ b/lib/utils/dot_output.ml
+@@ -24,7 +24,7 @@ module G = struct
+   (* let successors   g u = fold_succ (fun h t -> h :: t) g u [] *)
+ 
+   let rec of_workflow_aux seen acc u =
+-    if S.mem seen u then (seen, acc)
++    if Set.mem seen u then (seen, acc)
+     else (
+       let deps = W.Any.deps u in
+       let seen, acc =
+@@ -34,7 +34,7 @@ module G = struct
+       in
+       let acc = add_vertex acc u in
+       let acc = List.fold deps ~init:acc ~f:(fun acc v -> add_edge acc u v) in
+-      let seen = S.add seen u in
++      let seen = Set.add seen u in
+       seen, acc
+     )
+ 
+@@ -109,7 +109,7 @@ let dot_output ?db oc g ~needed =
+     ]
+   in
+   let vertex_attributes u =
+-    let needed = (match db with None -> true | Some _ -> false) || S.mem needed u in
++    let needed = (match db with None -> true | Some _ -> false) || Set.mem needed u in
+     let color = if needed then black else light_gray in
+     let shape = `Shape (shape u) in
+     let W.Any w = u in
+@@ -141,7 +141,7 @@ let dot_output ?db oc g ~needed =
+       | _ -> []
+     in
+     let color =
+-      if (match db with None -> true | Some _ -> false) || (S.mem needed u && not (already_done u))
++      if (match db with None -> true | Some _ -> false) || (Set.mem needed u && not (already_done u))
+       then black else light_gray in
+     style @ [ `Color color ]
+   in
+diff --git a/lib/utils/repo.ml b/lib/utils/repo.ml
+index 06abcd5..206a99e 100644
+--- a/lib/utils/repo.ml
++++ b/lib/utils/repo.ml
+@@ -160,7 +160,7 @@ let protected_set repo =
+     | Select s -> fold_path_workflow acc (W.Any s.dir)
+     | Input _ -> acc
+     | Shell _
+-    | Plugin _ -> String.Set.add acc (W.id w)
++    | Plugin _ -> Set.add acc (W.id w)
+     | Trywith tw ->
+       fold_path_workflow (fold_path_workflow acc (W.Any tw.w)) (W.Any tw.failsafe)
+     | Ifelse ie ->
+@@ -187,7 +187,7 @@ let cache_clip_fold ~bistro_dir repo ~f ~init =
+   let protected = protected_set repo in
+   let db = Db.init_exn bistro_dir in
+   Db.fold_cache db ~init ~f:(fun acc id ->
+-      f db acc (if String.Set.mem protected id then `Protected id else `Unprotected id)
++      f db acc (if Set.mem protected id then `Protected id else `Unprotected id)
+     )
+ 
+ let cache_clip_dry_run ~bistro_dir repo =
diff --git a/pkgs/development/ocaml-modules/cfstream/default.nix b/pkgs/development/ocaml-modules/cfstream/default.nix
index 22e78c1aeeb..af721b63a8f 100644
--- a/pkgs/development/ocaml-modules/cfstream/default.nix
+++ b/pkgs/development/ocaml-modules/cfstream/default.nix
@@ -13,7 +13,7 @@ buildDunePackage rec {
     hash = "sha256-iSg0QsTcU0MT/Cletl+hW6bKyH0jkp7Jixqu8H59UmQ=";
   };
 
-  patches = [ ./git_commit.patch ];
+  patches = [ ./git_commit.patch ./janestreet-0.16.patch ];
 
   strictDeps = true;
 
diff --git a/pkgs/development/ocaml-modules/cfstream/janestreet-0.16.patch b/pkgs/development/ocaml-modules/cfstream/janestreet-0.16.patch
new file mode 100644
index 00000000000..afc665f3042
--- /dev/null
+++ b/pkgs/development/ocaml-modules/cfstream/janestreet-0.16.patch
@@ -0,0 +1,36 @@
+diff --git a/lib/CFStream_stream.ml b/lib/CFStream_stream.ml
+index 25c0e5a..94da2e3 100644
+--- a/lib/CFStream_stream.ml
++++ b/lib/CFStream_stream.ml
+@@ -287,7 +287,7 @@ let group_aux xs map eq =
+ ;;
+ 
+ let group xs ~f = group_aux xs f Poly.( = )
+-let group_by xs ~eq = group_aux xs ident eq
++let group_by xs ~eq = group_aux xs Fn.id eq
+ 
+ let chunk2 xs =
+   from (fun _ ->
+@@ -615,11 +615,11 @@ let to_hashtbl xs =
+ let of_map t = of_list (Map.to_alist t)
+ 
+ let to_map xs =
+-  fold xs ~init:Map.Poly.empty ~f:(fun accu (key, data) -> Map.Poly.set accu ~key ~data)
++  fold xs ~init:Map.Poly.empty ~f:(fun accu (key, data) -> Map.set accu ~key ~data)
+ ;;
+ 
+ let of_set t = of_list (Set.to_list t)
+-let to_set xs = fold xs ~init:Set.Poly.empty ~f:(fun accu e -> Set.Poly.add accu e)
++let to_set xs = fold xs ~init:Set.Poly.empty ~f:(fun accu e -> Set.add accu e)
+ 
+ module Infix = struct
+   let ( -- ) x y = range x ~until:y
+@@ -660,7 +660,7 @@ module Result = struct
+       | M.E e -> Result.Error e
+     ;;
+ 
+-    let all xs ~f = all_gen ident xs ~f
++    let all xs ~f = all_gen Fn.id xs ~f
+     let all' xs ~f = all_gen (fun x -> Ok x) xs ~f
+     let to_exn = result_to_exn
+ 
diff --git a/pkgs/development/ocaml-modules/janestreet/0.16.nix b/pkgs/development/ocaml-modules/janestreet/0.16.nix
new file mode 100644
index 00000000000..8adec0c53cf
--- /dev/null
+++ b/pkgs/development/ocaml-modules/janestreet/0.16.nix
@@ -0,0 +1,1223 @@
+{ self
+, bash
+, fetchpatch
+, fzf
+, lib
+, openssl
+, zstd
+}:
+
+with self;
+
+{
+
+  abstract_algebra = janePackage {
+    pname = "abstract_algebra";
+    hash = "sha256-hAZzc2ypbGE/8mxxk4GZqr17JlIYv71gZJMQ4plsK38=";
+    meta.description = "A small library describing abstract algebra concepts";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  accessor = janePackage {
+    pname = "accessor";
+    hash = "sha256-yClfUXqwVoipF4WqbqC6VBVYc6t8MZYVoHGjchH7XQA=";
+    meta.description = "A library that makes it nicer to work with nested functional data structures";
+    propagatedBuildInputs = [ higher_kinded ];
+  };
+
+  accessor_async = janePackage {
+    pname = "accessor_async";
+    hash = "sha256-kGT7aFNOgU8/2ez9L/lefb2LN7I87+WthZHnb+dY9PE=";
+    meta.description = "Accessors for Async types, for use with the Accessor library";
+    propagatedBuildInputs = [ accessor_core async_kernel ];
+  };
+
+  accessor_base = janePackage {
+    pname = "accessor_base";
+    hash = "sha256-idnSNP6kfoV3I8QAMJ2YoUrewBpyte+0/C371aMTIxo=";
+    meta.description = "Accessors for Base types, for use with the Accessor library";
+    propagatedBuildInputs = [ ppx_accessor ];
+  };
+
+  accessor_core = janePackage {
+    pname = "accessor_core";
+    hash = "sha256-f4s/I+xDi/aca1WgaE+P3CD4e80jenS0WHg4T1Stcbg=";
+    meta.description = "Accessors for Core types, for use with the Accessor library";
+    propagatedBuildInputs = [ accessor_base core_kernel ];
+  };
+
+  async = janePackage {
+    pname = "async";
+    hash = "sha256-TpsC9sn8noiNI0aYbMalUUv3xlC2LMERsv6Gr928Vzc=";
+    meta.description = "Monadic concurrency library";
+    propagatedBuildInputs = [ async_rpc_kernel async_unix textutils ];
+    doCheck = false; # we don't have netkit_sockets
+  };
+
+  async_durable = janePackage {
+    pname = "async_durable";
+    hash = "sha256-PImYpM9xNFUWeWRld4jFwWBRowUP1iXzdxkK/fP/rHE=";
+    meta.description = "Durable connections for use with async";
+    propagatedBuildInputs = [ async_kernel async_rpc_kernel core core_kernel ppx_jane ];
+  };
+
+  async_extra = janePackage {
+    pname = "async_extra";
+    hash = "sha256-Y+gTlJuKmwvEEPuMPu7v0iYeNQtlzP8QiS0PSgoYrrI=";
+    meta.description = "Monadic concurrency library";
+    propagatedBuildInputs = [ async_kernel ];
+  };
+
+  async_find = janePackage {
+    pname = "async_find";
+    hash = "sha256-PG6BJx9tfP+zcDaG+7WdHiv4jUqsUH2TvHV6UXdzPAg=";
+    meta.description = "Directory traversal with Async";
+    propagatedBuildInputs = [ async ];
+  };
+
+  async_inotify = janePackage {
+    pname = "async_inotify";
+    hash = "sha256-seFbs06w3T+B49sw3nOjpXpoJbJ+IJ3qN5LnufrsE48=";
+    meta.description = "Async wrapper for inotify";
+    propagatedBuildInputs = [ async_find inotify ];
+  };
+
+  async_interactive = janePackage {
+    pname = "async_interactive";
+    hash = "sha256-xZKVT8L2rOLBeg7wK0tD6twhkDfwQp5ZKy4DPp1UWq8=";
+    meta.description = "Utilities for building simple command-line based user interfaces";
+    propagatedBuildInputs = [ async ];
+  };
+
+  async_js = janePackage {
+    pname = "async_js";
+    hash = "sha256-JyF1busOv9JWxp55oaxBozIQyCKlmAY3csBA4/98qy0=";
+    meta.description = "A small library that provide Async support for JavaScript platforms";
+    buildInputs = [ js_of_ocaml-ppx ];
+    propagatedBuildInputs = [ async_rpc_kernel js_of_ocaml uri-sexp ];
+  };
+
+  async_kernel = janePackage {
+    pname = "async_kernel";
+    hash = "sha256-EDgdZc6GRyiiFtnElNE9jGPEjPIUniP9uB/JoySkZz8=";
+    meta.description = "Monadic concurrency library";
+    propagatedBuildInputs = [ core_kernel ];
+  };
+
+  async_rpc_kernel = janePackage {
+    pname = "async_rpc_kernel";
+    hash = "sha256-OccFMfhTRSQwx1LJcN8OkDpA62KabsyWn2hox84jqow=";
+    meta.description = "Platform-independent core of Async RPC library";
+    propagatedBuildInputs = [ async_kernel protocol_version_header ];
+  };
+
+  async_rpc_websocket = janePackage {
+    pname = "async_rpc_websocket";
+    hash = "sha256-S3xIw/mew9YhtenWfp8ZD82WtOQSzJHtreT1+kRivus=";
+    meta.description = "Library to serve and dispatch Async RPCs over websockets";
+    propagatedBuildInputs = [ async_rpc_kernel async_websocket cohttp_async_websocket ];
+  };
+
+  async_sendfile = janePackage {
+    pname = "async_sendfile";
+    hash = "sha256-ykl87/De56gz6JRQfTIeWrU823PT2fnFJr08GxuDYic=";
+    meta.description = "Thin wrapper around [Linux_ext.sendfile] to send full files";
+    propagatedBuildInputs = [ async_unix ];
+  };
+
+  async_shell = janePackage {
+    pname = "async_shell";
+    hash = "sha256-DjIbadCjPymnkDsnonmxKumCWf5P9XO3ZaAwOaYRnbk=";
+    meta.description = "Shell helpers for Async";
+    propagatedBuildInputs = [ async shell ];
+  };
+
+  async_smtp = janePackage {
+    pname = "async_smtp";
+    hash = "sha256-X0eegZMMU9EnC9Oi+6DjtwNmyzQYr3EKi1duNzEAfkk=";
+    meta.description = "SMTP client and server";
+    propagatedBuildInputs = [ async_extra async_inotify async_sendfile async_shell async_ssl email_message resource_cache re2_stable sexp_macro ];
+  };
+
+  async_ssl = janePackage {
+    pname = "async_ssl";
+    hash = "sha256-83YKxvVb/JwBnQG4R/R1Ztik9T/hO4cbiNTfFnErpG4=";
+    meta.description = "Async wrappers for SSL";
+    buildInputs = [ dune-configurator ];
+    propagatedBuildInputs = [ async ctypes openssl ];
+  };
+
+  async_unix = janePackage {
+    pname = "async_unix";
+    hash = "sha256-dT+yJC73sxS4NPR/GC/FyVLbWtYpM9DqKykVk8PEEWU=";
+    meta.description = "Monadic concurrency library";
+    propagatedBuildInputs = [ async_kernel core_unix ];
+  };
+
+  async_websocket = janePackage {
+    pname = "async_websocket";
+    hash = "sha256-Qy+A8ee6u5Vr05FNeaH/6Sdp9bcq3cnaDYO9OU06VW0=";
+    meta.description = "A library that implements the websocket protocol on top of Async";
+    propagatedBuildInputs = [ async cryptokit ];
+  };
+
+  babel = janePackage {
+    pname = "babel";
+    hash = "sha256-nnMliU0d6vtHTYEy9uMi8nMaHvAsEXKN6uNByqZ28+c=";
+    meta.description = "A library for defining Rpcs that can evolve over time without breaking backward compatibility";
+    propagatedBuildInputs = [ async_rpc_kernel core ppx_jane streamable tilde_f ];
+  };
+
+  base = janePackage {
+    pname = "base";
+    version = "0.16.2";
+    hash = "sha256-8OvZe+aiWipJ6busBufx3OqERmqxBva55UOLjL8KoPc=";
+    meta.description = "Full standard library replacement for OCaml";
+    buildInputs = [ dune-configurator ];
+    propagatedBuildInputs = [ sexplib0 ];
+    checkInputs = [ alcotest ];
+  };
+
+  base_bigstring = janePackage {
+    pname = "base_bigstring";
+    hash = "sha256-gQbzdr05DEowzd0k9JBTF0gGMwlaVwTVJuoKZ0u9voU=";
+    meta.description = "String type based on [Bigarray], for use in I/O and C-bindings";
+    propagatedBuildInputs = [ int_repr ppx_jane ];
+  };
+
+  base_trie = janePackage {
+    pname = "base_trie";
+    hash = "sha256-KV/k3B0h/4rE+MY6f4qDnlaObMmewUS+NAN2M7sb+yw=";
+    meta.description = "Trie data structure library";
+    propagatedBuildInputs = [ base core expect_test_helpers_core ppx_jane ];
+  };
+
+  base_quickcheck = janePackage {
+    pname = "base_quickcheck";
+    hash = "sha256-9Flg8vAoT6f+3lw9wETQhsaA1fSsQiqKeEhzo0qtDu4=";
+    meta.description = "Randomized testing framework, designed for compatibility with Base";
+    propagatedBuildInputs = [ ppx_base ppx_fields_conv ppx_let ppx_sexp_value splittable_random ];
+  };
+
+  bidirectional_map = janePackage {
+    pname = "bidirectional_map";
+    hash = "sha256-YEzOdzanBJaskI2/xN9E3ozWnBXDyxJvY3g/qEE73yI=";
+    meta.description = "A library for bidirectional maps and multimaps";
+  };
+
+  bignum = janePackage {
+    pname = "bignum";
+    hash = "sha256-PmvqGImF1Nrr6swx5q3+9mCfSbieC3RvWuz8oCTkSgg=";
+    propagatedBuildInputs = [ core_kernel zarith zarith_stubs_js ];
+    meta.description = "Core-flavoured wrapper around zarith's arbitrary-precision rationals";
+  };
+
+  bin_prot = janePackage {
+    pname = "bin_prot";
+    hash = "sha256-qFkM6TrTLnnFKmzQHktBb68HpBTMYhiURvnRKEoAevk=";
+    meta.description = "A binary protocol generator";
+    propagatedBuildInputs = [ ppx_compare ppx_custom_printf ppx_fields_conv ppx_optcomp ppx_stable_witness ppx_variants_conv ];
+  };
+
+  bonsai = janePackage {
+    pname = "bonsai";
+    hash = "sha256-YJ+qkVG5PLBmioa1gP7y6jwn82smyyYDIwHwhDqNeWM=";
+    meta.description = "A library for building dynamic webapps, using Js_of_ocaml";
+    buildInputs = [ ppx_pattern_bind ];
+    nativeBuildInputs = [ ppx_css js_of_ocaml-compiler ocaml-embed-file ];
+    propagatedBuildInputs = [
+      async
+      async_durable
+      async_extra
+      async_rpc_websocket
+      babel
+      cohttp-async
+      core_bench
+      fuzzy_match
+      incr_dom
+      indentation_buffer
+      js_of_ocaml-ppx
+      ordinal_abbreviation
+      patdiff
+      polling_state_rpc
+      ppx_css
+      ppx_typed_fields
+      profunctor
+      sexp_grammar
+      textutils
+    ];
+  };
+
+  cinaps = janePackage {
+    pname = "cinaps";
+    version = "0.15.1";
+    hash = "sha256-LycruanldSP251uYJjQqIfI76W0UQ6o5i5u8XjszBT0=";
+    meta.description = "Trivial metaprogramming tool";
+    minimalOCamlVersion = "4.04";
+    propagatedBuildInputs = [ re ];
+    doCheck = false; # fails because ppx_base doesn't include ppx_js_style
+  };
+
+  cohttp_async_websocket = janePackage {
+    pname = "cohttp_async_websocket";
+    hash = "sha256-OBtyKMyvfz0KNG4SWmvoTMVPnVTpO12N38q+kEbegJE=";
+    meta.description = "Websocket library for use with cohttp and async";
+    propagatedBuildInputs = [ async_websocket cohttp-async ppx_jane uri-sexp ];
+  };
+
+  cohttp_static_handler = janePackage {
+    pname = "cohttp_static_handler";
+    hash = "sha256-7NCnJVArudBEvWARQUGlJuEq3kSCjpn5YtsLsL04bf4=";
+    meta.description = "A library for easily creating a cohttp handler for static files";
+    propagatedBuildInputs = [ cohttp-async ];
+  };
+
+  content_security_policy = janePackage {
+    pname = "content_security_policy";
+    hash = "sha256-q/J+ZzeC6txyuRQzR8Hmu7cYJCQbxaMlVEmK8fj0hus=";
+    meta.description = "A library for building content-security policies";
+    propagatedBuildInputs = [ core ppx_jane ];
+  };
+
+  core = janePackage {
+    pname = "core";
+    version = "0.16.1";
+    hash = "sha256-cKJi67VLIsbLEgIZyFiVz00z/QEvJhNBb8+M+bR4iHU=";
+    meta.description = "Industrial strength alternative to OCaml's standard library";
+    buildInputs = [ jst-config ];
+    propagatedBuildInputs = [ base base_bigstring base_quickcheck ppx_jane time_now ];
+    doCheck = false; # circular dependency with core_kernel
+  };
+
+  core_bench = janePackage {
+    pname = "core_bench";
+    hash = "sha256-ASdu3ZUk+nkdNX9UbBQxKRdXBa073mWMDRW+Ceu3/t4=";
+    meta.description = "Benchmarking library";
+    propagatedBuildInputs = [ textutils ];
+  };
+
+  core_extended = janePackage {
+    pname = "core_extended";
+    hash = "sha256-hcjmFDdVKCHK8u6D4Qn2a/HYTEZOvkXHcB6BTpbjF/s=";
+    meta.description = "Extra components that are not as closely vetted or as stable as Core";
+    propagatedBuildInputs = [ core_unix record_builder ];
+  };
+
+  core_kernel = janePackage {
+    pname = "core_kernel";
+    hash = "sha256-YB3WMNLePrOKu+mmVedNo0pWN9x5fIaBxJsby56TFJU=";
+    meta.description = "System-independent part of Core";
+    buildInputs = [ jst-config ];
+    propagatedBuildInputs = [ base_bigstring core int_repr sexplib ];
+    doCheck = false; # we don't have quickcheck_deprecated
+  };
+
+  core_unix = janePackage {
+    pname = "core_unix";
+    hash = "sha256-mePpxjbUumMemHDKhRgACilchgS6QHZEV1ghYtT3flg=";
+    meta.description = "Unix-specific portions of Core";
+    buildInputs = [ jst-config ];
+    propagatedBuildInputs = [ core_kernel expect_test_helpers_core ocaml_intrinsics ppx_jane timezone spawn ];
+    postPatch = ''
+      patchShebangs unix_pseudo_terminal/src/discover.sh
+    '';
+  };
+
+  csvfields = janePackage {
+    pname = "csvfields";
+    hash = "sha256-FEkjRmLeqNvauBlrY2xtLZfxVfnFWU8w8noEArPUieo=";
+    propagatedBuildInputs = [ core num ];
+    meta.description = "Runtime support for ppx_xml_conv and ppx_csv_conv";
+  };
+
+  dedent = janePackage {
+    pname = "dedent";
+    hash = "sha256-fzytLr3tVr2vPmykUBzNFMxnyMcIeeo8S9BydsTKnQw=";
+    propagatedBuildInputs = [ base ppx_jane stdio ];
+    meta.description = "A library for improving redability of multi-line string constants in code";
+  };
+
+  delimited_parsing = janePackage {
+    pname = "delimited_parsing";
+    hash = "sha256-XyO3hzPz48i1cnMTJvZfarM6HC7qdHqdftp9SnCjPEU=";
+    propagatedBuildInputs = [ async core_extended ];
+    meta.description = "Parsing of character (e.g., comma) separated and fixed-width values";
+  };
+
+  diffable = janePackage {
+    pname = "diffable";
+    hash = "sha256-ascQUbxzvRR8XrroaupyFZ2YNQMvlXn4PemumYTwRF4=";
+    propagatedBuildInputs = [ core ppx_jane stored_reversed streamable ];
+    meta.description = "An interface for diffs";
+  };
+
+  ecaml = janePackage {
+    pname = "ecaml";
+    hash = "sha256-VS7eTTD85ci3mJIXd2pG1Y/ygT9dCIvfzU2HtOufW6U=";
+    meta.description = "Library for writing Emacs plugin in OCaml";
+    propagatedBuildInputs = [ async expect_test_helpers_core ];
+  };
+
+  email_message = janePackage {
+    pname = "email_message";
+    hash = "sha256-eso68owbAspjaVgj/wGFQ7VQYlAwyYV3oNitLQWiRPA=";
+    meta.description = "E-mail message parser";
+    propagatedBuildInputs = [ angstrom async base64 cryptokit magic-mime re2 ];
+  };
+
+  env_config = janePackage {
+    pname = "env_config";
+    hash = "sha256-CvvpKI7F40DVC7iByrzCqW1ilPiIhdDPYaJrDoUZVSs=";
+    meta.description = "Helper library for retrieving configuration from an environment variable";
+    propagatedBuildInputs = [ async core core_unix ppx_jane ];
+  };
+
+  expect_test_helpers_async = janePackage {
+    pname = "expect_test_helpers_async";
+    hash = "sha256-dEvOMb1aCEt05XtkKIC9jWoIQ/2zM0Gj+K/ZN3bFjeI=";
+    meta.description = "Async helpers for writing expectation tests";
+    propagatedBuildInputs = [ async expect_test_helpers_core ];
+  };
+
+  expect_test_helpers_core = janePackage {
+    pname = "expect_test_helpers_core";
+    hash = "sha256-8DsMwk9WhQQ7iMNYSFBglfbcgvE5dySt4J4qjzJ3dJk=";
+    meta.description = "Helpers for writing expectation tests";
+    propagatedBuildInputs = [ core_kernel sexp_pretty ];
+  };
+
+  fieldslib = janePackage {
+    pname = "fieldslib";
+    hash = "sha256-dwkO65sBsPfTF0F2FKrnttEjhAY2OMbJetSgOfUXk3A=";
+    meta.description = "Syntax extension to define first class values representing record fields, to get and set record fields, iterate and fold over all fields of a record and create new record values";
+    propagatedBuildInputs = [ base ];
+  };
+
+  file_path = janePackage {
+    pname = "file_path";
+    hash = "sha256-EEpDZNgUgyeqivRhZgQWWlerl+7OOcvAbjjQ3e1NYOQ=";
+    meta.description =
+      "A library for typed manipulation of UNIX-style file paths";
+    propagatedBuildInputs = [
+      async
+      core
+      core_kernel
+      core_unix
+      expect_test_helpers_async
+      expect_test_helpers_core
+      ppx_jane
+    ];
+  };
+
+  fuzzy_match = janePackage {
+    pname = "fuzzy_match";
+    hash = "sha256-M3yOqP0/OZFbqZZpgDdhJ/FZU3MhKwIXbWjwuMlxe2Q=";
+    meta.description = "A library for fuzzy string matching";
+    propagatedBuildInputs = [ core ppx_jane ];
+  };
+
+  fzf = janePackage {
+    pname = "fzf";
+    hash = "sha256-IQ2wze34LlOutecDOrPhj3U7MFVJTSjQW+If3QyHoes=";
+    meta.description = "A library for running the fzf command line tool";
+    propagatedBuildInputs = [ async core_kernel ppx_jane ];
+    postPatch = ''
+      substituteInPlace src/fzf.ml --replace /usr/bin/fzf ${fzf}/bin/fzf
+    '';
+  };
+
+  higher_kinded = janePackage {
+    pname = "higher_kinded";
+    hash = "sha256-aCpYc7f4mrPsGp038YabEyw72cA6GbCKsok+5Hej5P0=";
+    meta.description = "A library with an encoding of higher kinded types in OCaml";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  incr_dom = janePackage {
+    pname = "incr_dom";
+    hash = "sha256-fnD/YnaGK6MIy/fL6bDwcoGDJhHo2+1l8dCXxwN28kg=";
+    meta.description = "A library for building dynamic webapps, using Js_of_ocaml";
+    buildInputs = [ js_of_ocaml-ppx ];
+    propagatedBuildInputs = [ async_js incr_map incr_select virtual_dom ];
+  };
+
+  incr_map = janePackage {
+    pname = "incr_map";
+    hash = "sha256-D3ZD0C4YfZOfXw+3CtqL8DKcz+b06UL8AF7Rf9x+hps=";
+    meta.description = "Helpers for incremental operations on map like data structures";
+    buildInputs = [ ppx_pattern_bind ];
+    propagatedBuildInputs = [ abstract_algebra bignum diffable incremental streamable ];
+  };
+
+  incr_select = janePackage {
+    pname = "incr_select";
+    hash = "sha256-gRUF0QsDaZfHU7Mexl5nR8xCN+65v28/r/ciueR5NdE=";
+    meta.description = "Handling of large set of incremental outputs from a single input";
+    propagatedBuildInputs = [ incremental ];
+  };
+
+  incremental = janePackage {
+    pname = "incremental";
+    hash = "sha256-PXGY0M2xeVWDLeS3SrqXy1dqsyeKgndGT6NpuiyNQQQ=";
+    meta.description = "Library for incremental computations";
+    propagatedBuildInputs = [ core_kernel lru_cache ];
+  };
+
+  indentation_buffer = janePackage {
+    pname = "indentation_buffer";
+    hash = "sha256-5ayWs7yUnuxh5S3Dp0GbYTkGXttDMomfZak4MHePFbk=";
+    meta.description = "A library for building strings with indentation";
+    propagatedBuildInputs = [ core ppx_jane ];
+  };
+
+  int_repr = janePackage {
+    pname = "int_repr";
+    hash = "sha256-lghu2U1JwZaR4dkd9PcJEW3pZSPoaFhUluIDwFAYFK0=";
+    meta.description = "Integers of various widths";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  janestreet_cpuid = janePackage {
+    pname = "janestreet_cpuid";
+    hash = "sha256-lN8+8uhcVn3AoApWzqeCe/It1G6f0VgZzFcwFEckejk=";
+    meta.description = "A library for parsing CPU capabilities out of the `cpuid` instruction";
+    propagatedBuildInputs = [ core core_kernel ppx_jane ];
+  };
+
+  janestreet_csv = janePackage {
+    pname = "janestreet_csv";
+    hash = "sha256-XLyHxVlgBvMIBrG2wzOudbKqy+N12Boheb3K+6o9y1o=";
+    propagatedBuildInputs = [ async bignum core_kernel core_unix csvfields delimited_parsing fieldslib numeric_string ppx_jane re2 textutils tyxml ocaml_pcre ];
+    meta.description = "Tools for working with CSVs on the command line";
+  };
+
+  jane_rope = janePackage {
+    pname = "jane_rope";
+    hash = "sha256-MpjbwV+VS3qRuW8kxhjGzsITEdrPeWyr0V+LiKR6U8U=";
+    meta.description = "String representation with cheap concatenation";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  jane-street-headers = janePackage {
+    pname = "jane-street-headers";
+    hash = "sha256-vS6tPg8LJolte/zI5KHFYCtNuZjn//cmd94Wls3bLCU=";
+    meta.description = "Jane Street C header files";
+  };
+
+  js_of_ocaml_patches = janePackage {
+    pname = "js_of_ocaml_patches";
+    hash = "sha256-Uj+X/0XUP5Za8NKfHGo9OZnqzKCiuurYJyluD6b0wOQ=";
+    meta.description = "Additions to js_of_ocaml's standard library that are required by Jane Street libraries";
+    propagatedBuildInputs = [ js_of_ocaml js_of_ocaml-ppx ];
+  };
+
+  jsonaf = janePackage {
+    pname = "jsonaf";
+    hash = "sha256-Gn54NUg4YOyrXY5kXCZhHFz24CfUT9c55cJ2sOsNVw8=";
+    meta.description = "A library for parsing, manipulating, and serializing data structured as JSON";
+    propagatedBuildInputs = [ base ppx_jane angstrom faraday ];
+  };
+
+  jst-config = janePackage {
+    pname = "jst-config";
+    hash = "sha256-GviY+zYza7UNYOlAnfAz0aH4LH2B5xA+7iELLuZLgQQ=";
+    meta.description = "Compile-time configuration for Jane Street libraries";
+    buildInputs = [ dune-configurator ppx_assert stdio ];
+  };
+
+  lru_cache = janePackage {
+    pname = "lru_cache";
+    hash = "sha256-FqOBC4kBL9IuFIL4JrVU7iF1AUu+1R/CchR52eyEsa8=";
+    meta.description = "An LRU Cache implementation";
+    propagatedBuildInputs = [ core_kernel ppx_jane ];
+  };
+
+  man_in_the_middle_debugger = janePackage {
+    pname = "man_in_the_middle_debugger";
+    hash = "sha256-b2A/ITf9gx3thSdEY2n7jxKrMOVDpzx4JkSMB3aTyE4=";
+    meta.description = "Man-in-the-middle debugging library";
+    propagatedBuildInputs = [ async core ppx_jane angstrom angstrom-async ];
+  };
+
+  n_ary = janePackage {
+    pname = "n_ary";
+    hash = "sha256-ofstQs5R25NTP4EtBIzDE/Mzg9ZzAJKfAF838uu0zuE=";
+    meta.description = "A library for N-ary datatypes and operations";
+    propagatedBuildInputs = [ base expect_test_helpers_core ppx_compare ppx_enumerate ppx_hash ppx_jane ppx_sexp_conv ppx_sexp_message ];
+  };
+
+  numeric_string = janePackage {
+    pname = "numeric_string";
+    hash = "sha256-MzRPXMR4Pi07mfJQgOV6R1Z22y2tvQTCq22+00aY1ik=";
+    meta.description = "A comparison function for strings that sorts numeric fragments of strings according to their numeric value";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  ocaml-compiler-libs = janePackage {
+    pname = "ocaml-compiler-libs";
+    version = "0.12.4";
+    hash = "00if2f7j9d8igdkj4rck3p74y17j6b233l91mq02drzrxj199qjv";
+    minimalOCamlVersion = "4.04.1";
+    meta.description = "OCaml compiler libraries repackaged";
+  };
+
+  ocaml-embed-file = janePackage {
+    pname = "ocaml-embed-file";
+    hash = "sha256-rs+68VATumUgZQ9QrG+By5yNc8cy7avL0BDeqwix0co=";
+    propagatedBuildInputs = [ async ppx_jane ];
+    meta.description = "Files contents as module constants";
+  };
+
+  ocaml_intrinsics = janePackage {
+    pname = "ocaml_intrinsics";
+    hash = "sha256-fbFXTakzxQEeCONSXRXh8FX3HD6h49LZHVsH62Zu3PA=";
+    meta.description = "Intrinsics";
+    buildInputs = [ dune-configurator ];
+    doCheck = false; # test rules broken
+  };
+
+  of_json = janePackage {
+    pname = "of_json";
+    hash = "sha256-qh9mX03Fk9Jb8yox7mZ/CGbWecszK15oaygKbJVDqa0=";
+    meta.description = "A friendly applicative interface for Jsonaf";
+    buildInputs = [ core core_extended jsonaf ppx_jane ];
+  };
+
+  ordinal_abbreviation = janePackage {
+    pname = "ordinal_abbreviation";
+    hash = "sha256-bGlzFcM6Yw8fcuovrv11WNtAB4mVYv4BjuMlkhsHomQ=";
+    meta.description = "A minimal library for generating ordinal names of integers";
+    buildInputs = [ base ppx_jane ];
+  };
+
+  parsexp = janePackage {
+    pname = "parsexp";
+    hash = "sha256-oc2ASDtUyRBB68tjAoblryAcXF+u3XP1mkQPO5hNbKo=";
+    meta.description = "S-expression parsing library";
+    propagatedBuildInputs = [ base sexplib0 ];
+  };
+
+  patdiff = janePackage {
+    pname = "patdiff";
+    hash = "sha256-iVRYKgVBBJws3ZlUwnZt52bIydMtzV7a2R5mjksQAps=";
+
+    # Used by patdiff-git-wrapper.  Providing it here also causes the shebang
+    # line to be automatically patched.
+    buildInputs = [ bash ];
+    propagatedBuildInputs = [ core_unix patience_diff ocaml_pcre ];
+    meta = {
+      description = "File Diff using the Patience Diff algorithm";
+    };
+  };
+
+  patience_diff = janePackage {
+    pname = "patience_diff";
+    hash = "sha256-JZd99bwLUNhFHng55d77yXSw9u50ahugepesXVdUl04=";
+    meta.description = "Diff library using Bram Cohen's patience diff algorithm";
+    propagatedBuildInputs = [ core_kernel ];
+  };
+
+  polling_state_rpc = janePackage {
+    pname = "polling_state_rpc";
+    hash = "sha256-l7SMFI+U2rde2OSUNOXPb9NBsvjPrBcxStNooxMgVB8=";
+    meta.description = "An RPC which tracks state on the client and server so it only needs to send diffs across the wire";
+    propagatedBuildInputs = [ async_kernel async_rpc_kernel core core_kernel diffable ppx_jane ];
+  };
+
+  posixat = janePackage {
+    pname = "posixat";
+    hash = "sha256-Nhp5jiK/TTwQXY5Bm4TTeH+xDTdXtvkSq5CS/Sr1UgA=";
+    propagatedBuildInputs = [ ppx_optcomp ppx_sexp_conv ];
+    meta.description = "Binding to the posix *at functions";
+  };
+
+  ppx_accessor = janePackage {
+    pname = "ppx_accessor";
+    hash = "sha256-o70q8eSbPeuGkIcCnKoK0BpaqPhy/NS7x2YYR6wfki8=";
+    meta.description = "[@@deriving] plugin to generate accessors for use with the Accessor libraries";
+    propagatedBuildInputs = [ accessor ];
+  };
+
+  ppx_assert = janePackage {
+    pname = "ppx_assert";
+    hash = "sha256-LrpKE0BlFC3QseSXf5WhI71blshUzhH8yo2nXjAtiB8=";
+    meta.description = "Assert-like extension nodes that raise useful errors on failure";
+    propagatedBuildInputs = [ ppx_cold ppx_compare ppx_here ppx_sexp_conv ];
+  };
+
+  ppx_base = janePackage {
+    pname = "ppx_base";
+    hash = "sha256-Ak+7+33qEGYwZWbES032SdkFOsae0+tWtR/DV+xrB10=";
+    meta.description = "Base set of ppx rewriters";
+    propagatedBuildInputs = [ ppx_cold ppx_enumerate ppx_globalize ppx_hash ];
+  };
+
+  ppx_bench = janePackage {
+    pname = "ppx_bench";
+    hash = "sha256-NZlzEMruf89NsI4jfQJLSPhjk/PN47hLbJzGEN8GPl8=";
+    meta.description = "Syntax extension for writing in-line benchmarks in ocaml code";
+    propagatedBuildInputs = [ ppx_inline_test ];
+  };
+
+  ppx_bin_prot = janePackage {
+    pname = "ppx_bin_prot";
+    hash = "sha256-ktfa4umCnLd9oY2WWX/5R7vPB/g7DJX8x3nF9fYLNCQ=";
+    meta.description = "Generation of bin_prot readers and writers from types";
+    propagatedBuildInputs = [ bin_prot ppx_here ];
+    doCheck = false; # circular dependency with ppx_jane
+  };
+
+  ppx_cold = janePackage {
+    pname = "ppx_cold";
+    hash = "sha256-boP07qHPbzf4ntLdV18oyID09ZUOfkIn9ZdQ0DvtrUA=";
+    meta.description = "Expands [@cold] into [@inline never][@specialise never][@local never]";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_compare = janePackage {
+    pname = "ppx_compare";
+    hash = "sha256-4bZdhyfnzTjH4E303O6GO2jW968ftuXwoE4/x854JOo=";
+    meta.description = "Generation of comparison functions from types";
+    propagatedBuildInputs = [ ppxlib base ];
+  };
+
+  ppx_custom_printf = janePackage {
+    pname = "ppx_custom_printf";
+    hash = "sha256-V30ijRgcma/rwysPxNAFnuJIb7XFrfi7mfjJxN+rSak=";
+    meta.description = "Printf-style format-strings for user-defined string conversion";
+    propagatedBuildInputs = [ ppx_sexp_conv ];
+  };
+
+  ppx_css = janePackage {
+    pname = "ppx_css";
+    hash = "sha256-spT/dJW8YJtG4pOku9r6VVlBAMwGakTrr1euiABeqsU=";
+    meta.description = "A ppx that takes in css strings and produces a module for accessing the unique names defined within";
+    propagatedBuildInputs = [ async async_unix core_kernel core_unix ppxlib js_of_ocaml js_of_ocaml-ppx sedlex virtual_dom ];
+  };
+
+  ppx_demo = janePackage {
+    pname = "ppx_demo";
+    hash = "sha256-t/jz94YpwmorhWlcuflIZe0l85cESE62L9I7NMASVWM=";
+    meta.description = "PPX that exposes the source code string of an expression/module structure";
+    propagatedBuildInputs = [ core dedent ppx_jane ppxlib ];
+  };
+
+  ppx_derive_at_runtime = janePackage {
+    pname = "ppx_derive_at_runtime";
+    hash = "sha256-UESWOkyWTHJlsE6KZkty9P+iHI3oY1rLve3raRAqMbk=";
+    meta.description = "Define a new ppx deriver by naming a runtime module";
+    propagatedBuildInputs = [ base expect_test_helpers_core ppx_jane ppxlib ];
+  };
+
+  ppx_disable_unused_warnings = janePackage {
+    pname = "ppx_disable_unused_warnings";
+    hash = "sha256-jVNXmAy/Ti7MZmbdBjFuDwbmIILJB57flmmB6MoyCtY=";
+    meta.description = "Expands [@disable_unused_warnings] into [@warning \"-20-26-32-33-34-35-36-37-38-39-60-66-67\"]";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_enumerate = janePackage {
+    pname = "ppx_enumerate";
+    hash = "sha256-v5JPu+qEXoZ1+mu/yTZW2sfCzU0K60/sInG/Ox1D35s=";
+    meta.description = "Generate a list containing all values of a finite type";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_expect = janePackage {
+    pname = "ppx_expect";
+    hash = "sha256-H5ybRHufycdyCxKu370+QZAMUPQsHVD+6nD93tzvLn8=";
+    meta.description = "Cram like framework for OCaml";
+    propagatedBuildInputs = [ ppx_here ppx_inline_test re ];
+    doCheck = false; # test build rules broken
+  };
+
+  ppx_fields_conv = janePackage {
+    pname = "ppx_fields_conv";
+    hash = "sha256-kl0JZocMWo2KNciCWkT4nIbJZbh56ijZmlZWbxV8Qj0=";
+    meta.description = "Generation of accessor and iteration functions for ocaml records";
+    propagatedBuildInputs = [ fieldslib ppxlib ];
+  };
+
+  ppx_fixed_literal = janePackage {
+    pname = "ppx_fixed_literal";
+    hash = "sha256-vS2KcCO0fVCmiIBkUBgK6qnqdjREj57QCujHERcJTyo=";
+    meta.description = "Simpler notation for fixed point literals";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_globalize = janePackage {
+    pname = "ppx_globalize";
+    hash = "sha256-SG7710YPwWmhRVl7wN3ZQz3ZMTw3cpoywVSeVQAI3Zc=";
+    meta.description = "A ppx rewriter that generates functions to copy local values to the global heap";
+    propagatedBuildInputs = [ base ppxlib ];
+  };
+
+  ppx_hash = janePackage {
+    pname = "ppx_hash";
+    hash = "sha256-ZmdW+q7fak8iG42jRQgZ6chmjHHwrDSy9wg7pq/6zwk=";
+    meta.description = "A ppx rewriter that generates hash functions from type expressions and definitions";
+    propagatedBuildInputs = [ ppx_compare ppx_sexp_conv ];
+  };
+
+  ppx_here = janePackage {
+    pname = "ppx_here";
+    hash = "sha256-ULEom0pTusxf2k2hduv+5NVp7pW5doA/e3QGQNJfGoM=";
+    meta.description = "Expands [%here] into its location";
+    propagatedBuildInputs = [ ppxlib ];
+    doCheck = false; # test build rules broken
+  };
+
+  ppx_ignore_instrumentation = janePackage {
+    pname = "ppx_ignore_instrumentation";
+    hash = "sha256-rAdxCgAKz0jNR8ppRJO4oAEvgXbcU4J4mpreAyeGe6k=";
+    meta.description = "Ignore Jane Street specific instrumentation extensions";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_inline_test = janePackage {
+    pname = "ppx_inline_test";
+    hash = "sha256-Ql0/80KitKvW3xffeCapYREmZvlg+QWCb2JM2T4Rjlc=";
+    meta.description = "Syntax extension for writing in-line tests in ocaml code";
+    propagatedBuildInputs = [ ppxlib time_now ];
+    doCheck = false; # test build rules broken
+  };
+
+  ppx_jane = janePackage {
+    pname = "ppx_jane";
+    hash = "sha256-v+/wdEGaXdMWDBa0eJO0uR18G/pDwHjsjaskoEuLusA=";
+    meta.description = "Standard Jane Street ppx rewriters";
+    propagatedBuildInputs = [ base_quickcheck ppx_bin_prot ppx_disable_unused_warnings ppx_expect ppx_fixed_literal ppx_ignore_instrumentation ppx_log ppx_module_timer ppx_optcomp ppx_optional ppx_pipebang ppx_stable ppx_string ppx_tydi ppx_typerep_conv ppx_variants_conv ];
+  };
+
+  ppx_jsonaf_conv = janePackage {
+    pname = "ppx_jsonaf_conv";
+    hash = "sha256-GWDhSLtr2+VG3XFIbHgWUcLJFniC7/z90ndiE919CBo=";
+    meta.description =
+      "[@@deriving] plugin to generate Jsonaf conversion functions";
+    propagatedBuildInputs = [ base jsonaf ppx_jane ppxlib ];
+  };
+
+  ppx_js_style = janePackage {
+    pname = "ppx_js_style";
+    hash = "sha256-q5CLyeu+5qjegLrJkQVMnId3HMvZ8j3c0PqEa2vTBtU=";
+    meta.description = "Code style checker for Jane Street Packages";
+    propagatedBuildInputs = [ octavius ppxlib ];
+  };
+
+  ppx_let = janePackage {
+    pname = "ppx_let";
+    hash = "sha256-/kEkYXFZ5OyTM4i/WWViaxKvigpoKKoiWtUWuEMkgBE=";
+    meta.description = "Monadic let-bindings";
+    propagatedBuildInputs = [ ppxlib ppx_here ];
+  };
+
+  ppx_log = janePackage {
+    pname = "ppx_log";
+    hash = "sha256-/HwoxBWKuVqTDYe4u0cYNGqg2Lj0h49U2VrFa4cpE2g=";
+    meta.description = "Ppx_sexp_message-like extension nodes for lazily rendering log messages";
+    propagatedBuildInputs = [ base ppx_here ppx_sexp_conv ppx_sexp_message sexplib ];
+  };
+
+  ppx_module_timer = janePackage {
+    pname = "ppx_module_timer";
+    hash = "sha256-AfG+ZnacrR6p7MOvtktVKVLrMBpNMkX9b2+eqNZNRF4=";
+    meta.description = "Ppx rewriter that records top-level module startup times";
+    propagatedBuildInputs = [ time_now ];
+  };
+
+  ppx_optcomp = janePackage {
+    pname = "ppx_optcomp";
+    hash = "sha256-TONxBQq/b0kc89f3+jItHd9SnerNx8xa2AjO7HOW+xQ=";
+    meta.description = "Optional compilation for OCaml";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_optional = janePackage {
+    pname = "ppx_optional";
+    hash = "sha256-1GpKEEH1Ul+W0k4/8Mra/qYlyFpeMfZ3xrmB3X7uve0=";
+    meta.description = "Pattern matching on flat options";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_pattern_bind = janePackage {
+    pname = "ppx_pattern_bind";
+    hash = "sha256-ShR8N71a7sz5XaKDyybsy+K0Uu7sYMgvpMADVxmrI/g=";
+    meta.description = "A ppx for writing fast incremental bind nodes in a pattern match";
+    propagatedBuildInputs = [ ppx_let ];
+  };
+
+  ppx_pipebang = janePackage {
+    pname = "ppx_pipebang";
+    hash = "sha256-gSS+vfsYw3FFOFZ8/iRnP3rxokKAU7EPa1wXq7SbJBk=";
+    meta.description = "A ppx rewriter that inlines reverse application operators `|>` and `|!`";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_python = janePackage {
+    pname = "ppx_python";
+    hash = "sha256-lpc6F+Scc5ECdOXPWowKSWRnFSzKbmE8oHs7zCjq3j8=";
+    meta.description = "A [@@deriving] plugin to generate Python conversion functions ";
+    propagatedBuildInputs = [ ppx_base ppxlib pyml ];
+  };
+
+  ppx_sexp_conv = janePackage {
+    pname = "ppx_sexp_conv";
+    hash = "sha256-eCQfYAxZZmfNTbPrFW0sqrj63kIdIQ1MAlImCaMop68=";
+    meta.description = "[@@deriving] plugin to generate S-expression conversion functions";
+    propagatedBuildInputs = [ ppxlib sexplib0 base ];
+  };
+
+  ppx_sexp_message = janePackage {
+    pname = "ppx_sexp_message";
+    hash = "sha256-4g3Fjrjqhw+XNkCyxrXkgZDEa3e+ytPsEtQA2xSv+jA=";
+    meta.description = "A ppx rewriter for easy construction of s-expressions";
+    propagatedBuildInputs = [ ppx_here ppx_sexp_conv ];
+  };
+
+  ppx_sexp_value = janePackage {
+    pname = "ppx_sexp_value";
+    hash = "sha256-LsP+deeFYxB38xXw7LLB3gOMGZiUOFRYklGVY7DMmvE=";
+    meta.description = "A ppx rewriter that simplifies building s-expressions from ocaml values";
+    propagatedBuildInputs = [ ppx_here ppx_sexp_conv ];
+  };
+
+  ppx_stable = janePackage {
+    pname = "ppx_stable";
+    hash = "sha256-DFCBJY+Q8LjXSF9vHwPpUJLNyMoAXdDwQZrvhl+9g0U=";
+    meta.description = "Stable types conversions generator";
+    propagatedBuildInputs = [ ppxlib ];
+  };
+
+  ppx_stable_witness = janePackage {
+    pname = "ppx_stable_witness";
+    hash = "sha256-W1CN4xspM8NJiXfi7OsngfzWnLEUmBs+IRLwHfxX9d4=";
+    meta.description = "Ppx extension for deriving a witness that a type is intended to be stable";
+    propagatedBuildInputs = [ base ppxlib ];
+  };
+
+  ppx_string = janePackage {
+    pname = "ppx_string";
+    hash = "sha256-GQlgiaES8wc6Y7rTgmPrf9UfMfu125VoNGEbdc7kFsk=";
+    meta.description = "Ppx extension for string interpolation";
+    propagatedBuildInputs = [ ppx_base ppxlib stdio ];
+  };
+
+  ppx_tydi = janePackage {
+    pname = "ppx_tydi";
+    hash = "sha256-neu2Z7TgQdBzf8UtYDRhnGp3Iggfd90Fr+gQuwVTMOo=";
+    meta.description = "Let expressions, inferring pattern type from expression";
+    propagatedBuildInputs = [ base ppxlib ];
+  };
+
+  ppx_typed_fields = janePackage {
+    pname = "ppx_typed_fields";
+    hash = "sha256-l4lCQ4n5FLPS82sb3FgW+HF2OEY/kY10sNfr+aQF8x8=";
+    meta.description = "GADT-based field accessors and utilities";
+    propagatedBuildInputs = [ core ppx_jane ppxlib ];
+  };
+
+  ppx_typerep_conv = janePackage {
+    pname = "ppx_typerep_conv";
+    hash = "sha256-DxjgwZee0jOea7qyPfEhRrdcKWQb2jtjrowiJszS+Fs=";
+    meta.description = "Generation of runtime types from type declarations";
+    propagatedBuildInputs = [ ppxlib typerep ];
+  };
+
+  ppx_variants_conv = janePackage {
+    pname = "ppx_variants_conv";
+    hash = "sha256-Q/CCcMrD+XN5YRMzKvXuiQHfcwXwI773s8x150/eMzs=";
+    meta.description = "Generation of accessor and iteration functions for ocaml variant types";
+    propagatedBuildInputs = [ variantslib ppxlib ];
+  };
+
+  pythonlib = janePackage {
+    pname = "pythonlib";
+    version = "0.16";
+    hash = "sha256-HrsdtwPSDSaMB9CDIR9P5iaAmLihUrReuNAPIYa+s3Y=";
+    meta.description = "A library to help writing wrappers around ocaml code for python";
+    propagatedBuildInputs = [ base core expect_test_helpers_core ppx_compare ppx_expect ppx_here ppx_let ppx_python ppx_string stdio typerep pyml ];
+    meta.broken = lib.versionAtLeast ocaml.version "4.14";
+  };
+
+  profunctor = janePackage {
+    pname = "profunctor";
+    hash = "sha256-CFHMtCuBnrlr+B2cdJm2Tamt0A/e+f3SnjEavvE31xQ=";
+    meta.description = "A library providing a signature for simple profunctors and traversal of a record";
+    propagatedBuildInputs = [ base ppx_jane record_builder ];
+  };
+
+  protocol_version_header = janePackage {
+    pname = "protocol_version_header";
+    hash = "sha256-GVjnwne6ksjY9ptLOpbsgG0La6eiCJf1w4teYEtgJrA=";
+    meta.description = "Protocol versioning";
+    propagatedBuildInputs = [ core_kernel ];
+  };
+
+  re2 = janePackage {
+    pname = "re2";
+    hash = "sha256-ZRJ7ooXtatEEh0sPL8M9OZ+6s7xNdTuw0Ot6txiG16I=";
+    meta.description = "OCaml bindings for RE2, Google's regular expression library";
+    propagatedBuildInputs = [ core_kernel jane_rope regex_parser_intf ];
+    prePatch = ''
+      substituteInPlace src/re2_c/dune --replace 'CXX=g++' 'CXX=c++'
+      substituteInPlace src/dune --replace '(cxx_flags (:standard \ -pedantic) (-I re2_c/libre2))' '(cxx_flags (:standard \ -pedantic) (-I re2_c/libre2) (-x c++))'
+    '';
+  };
+
+  re2_stable = janePackage {
+    pname = "re2_stable";
+    version = "0.14.0";
+    hash = "sha256-gyet2Pzn7ZIqQ+UP2J51pRmwaESY2LSGTqCMZZwDTE4=";
+    meta.description = "Re2_stable adds an incomplete but stable serialization of Re2";
+    propagatedBuildInputs = [ core re2 ];
+  };
+
+  record_builder = janePackage {
+    pname = "record_builder";
+    hash = "sha256-46zGgN9RlDjoSbi8RimuQVrMhy65Gpic0YPZpHOeoo0=";
+    meta.description = "A library which provides traversal of records with an applicative";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  redis-async = janePackage {
+    pname = "redis-async";
+    hash = "sha256-5msIS2m8nkaprR8NEBfKFWZBWaDJiUtjHbfPelg9/os=";
+    meta.description = "Redis client for Async applications";
+    propagatedBuildInputs = [ async bignum core core_kernel ppx_jane ];
+  };
+
+  regex_parser_intf = janePackage {
+    pname = "regex_parser_intf";
+    hash = "sha256-huzHtUIIVRd5pE7VU1oUjN20S55L6+WCvoLlQ0FCD7A=";
+    meta.description = "Interface shared by Re_parser and Re2.Parser";
+    propagatedBuildInputs = [ base ];
+  };
+
+  resource_cache = janePackage {
+    pname = "resource_cache";
+    hash = "sha256-dN4skSHswgRYLZqN/tqhFFTfgoN8H/LgTgoe+5ZI5zE=";
+    meta.description = "General resource cache";
+    propagatedBuildInputs = [ async_rpc_kernel ];
+  };
+
+  semantic_version = janePackage {
+    pname = "semantic_version";
+    hash = "sha256-KJanaDUW56ndvnTlnPeQgh0C7zsRqXJ328gcEiVDrmc=";
+    meta.description = "Semantic versioning";
+    propagatedBuildInputs = [ core ppx_jane re ];
+  };
+
+  sexp = janePackage {
+    pname = "sexp";
+    hash = "sha256-JWRYi5lX9UOKg+RGvW6FO61t2HlnJKXhzctOHXe0bCM=";
+    propagatedBuildInputs = [
+      async
+      core
+      csvfields
+      jsonaf
+      re2
+      sexp_diff
+      sexp_macro
+      sexp_pretty
+      sexp_select
+      shell
+    ];
+    meta.description = "S-expression swiss knife";
+  };
+
+  sexp_grammar = janePackage {
+    pname = "sexp_grammar";
+    hash = "sha256-Y/abRingL4+3qvaKgW9jH46E9uq7jYE2+kgr8ERKqfI=";
+    propagatedBuildInputs = [ core ppx_bin_prot ppx_compare ppx_hash ppx_let ppx_sexp_conv ppx_sexp_message zarith ];
+    meta.description = "Helpers for manipulating [Sexplib.Sexp_grammar] values";
+  };
+
+  sexp_diff = janePackage {
+    pname = "sexp_diff";
+    hash = "sha256-2dMBKf7eUbKZtvV7Ol2mPMzYJOCDHuOm9xFZ8vkmp/0=";
+    propagatedBuildInputs = [ core_kernel ];
+    meta.description = "Code for computing the diff of two sexps";
+  };
+
+  sexp_macro = janePackage {
+    pname = "sexp_macro";
+    hash = "sha256-x9WsFFrV7wUqgPUw8KkfyzOxLrS5h5++OSK8QljeQqg=";
+    propagatedBuildInputs = [ async sexplib ];
+    meta.description = "Sexp macros";
+  };
+
+  sexp_pretty = janePackage {
+    pname = "sexp_pretty";
+    hash = "sha256-tcWdYZ717LkGowRSRoEcUNY7VCMX64uhCaY3bXhWxKM=";
+    meta.description = "S-expression pretty-printer";
+    propagatedBuildInputs = [ ppx_base re sexplib ];
+  };
+
+  sexp_select = janePackage {
+    pname = "sexp_select";
+    hash = "sha256-HEzZowojeK9yDOoTY/l01fYLUdolzQGlMO9u3phV8so=";
+    propagatedBuildInputs = [ base ppx_jane ];
+    meta.description = "A library to use CSS-style selectors to traverse sexp trees";
+  };
+
+  sexplib0 = janePackage {
+    pname = "sexplib0";
+    hash = "sha256-wRr1M243Bqu/XLSsr5IVPH5RTVWeVgZjxkKOrm+PW5E=";
+    minimalOCamlVersion = "4.08.0";
+    meta.description = "Library containing the definition of S-expressions and some base converters";
+  };
+
+  sexplib = janePackage {
+    pname = "sexplib";
+    hash = "sha256-6MwggpjHo4FmKF88fP56LN9OHi2uIJc13TvKx4T7gEI=";
+    meta.description = "Library for serializing OCaml values to and from S-expressions";
+    propagatedBuildInputs = [ num parsexp ];
+  };
+
+  shell = janePackage {
+    pname = "shell";
+    hash = "sha256-pK434+ToeYURQHRV+gK57rC7BFvznWEvIu5NAib2ZTU=";
+    meta.description = "Yet another implementation of fork&exec and related functionality";
+    buildInputs = [ jst-config ];
+    propagatedBuildInputs = [ textutils ];
+    checkInputs = [ ounit ];
+  };
+
+  shexp = janePackage {
+    pname = "shexp";
+    hash = "sha256-npIcrxMOcIgsecdUEx5XHYp0KVrXiMzMLi8jskAp4vo=";
+    propagatedBuildInputs = [ posixat spawn ];
+    meta.description = "Process library and s-expression based shell";
+  };
+
+  spawn = janePackage {
+    pname = "spawn";
+    minimalOCamlVersion = "4.02.3";
+    version = "0.15.0";
+    hash = "1fjr91psas5zmk1hxvxh0dchhn0pkyzlr4gg232f5g9vdgissi0p";
+    meta.description = "Spawning sub-processes";
+    buildInputs = [ ppx_expect ];
+  };
+
+  splay_tree = janePackage {
+    pname = "splay_tree";
+    hash = "sha256-Ag6yqTofEZ3v0qF+Z7xpXQOh7+HWtvRLlY+iAYqcReg=";
+    meta.description = "A splay tree implementation";
+    propagatedBuildInputs = [ core_kernel ];
+  };
+
+  splittable_random = janePackage {
+    pname = "splittable_random";
+    hash = "sha256-wMmLuzhKmnS2iTYVTPUx5Rv2LhL/ygmWmb9t2pUjz+E=";
+    meta.description = "PRNG that can be split into independent streams";
+    propagatedBuildInputs = [ base ppx_assert ppx_bench ppx_sexp_message ];
+  };
+
+  stdio = janePackage {
+    pname = "stdio";
+    hash = "sha256-+QgxqSMqO4VGoMWWJ3QoXdtJKcVpxlSQ/OI7dmcNqjw=";
+    meta.description = "Standard IO library for OCaml";
+    propagatedBuildInputs = [ base ];
+  };
+
+  stored_reversed = janePackage {
+    pname = "stored_reversed";
+    hash = "sha256-ef11f0qifEvxKChM49Hnfk6J6hL+b0tMlm0iDLd5Y0Q=";
+    meta.description = "A library for representing a list temporarily stored in reverse order";
+    propagatedBuildInputs = [ core ppx_jane ];
+  };
+
+  streamable = janePackage {
+    pname = "streamable";
+    hash = "sha256-3djrUW2tPKaEmoOIpdjN6ok7U9i07yreqbi1kP+6pnY=";
+    meta.description = "A collection of types suitable for incremental serialization";
+    propagatedBuildInputs = [ async_kernel async_rpc_kernel base core core_kernel ppx_jane ppxlib ];
+  };
+
+  textutils = janePackage {
+    pname = "textutils";
+    hash = "sha256-2qy99MUMpkuNCvCYlk36k4kN6cPjrEILbwEUv4DyNYw=";
+    meta.description = "Text output utilities";
+    propagatedBuildInputs = [ core_unix textutils_kernel ];
+  };
+
+  textutils_kernel = janePackage {
+    pname = "textutils_kernel";
+    hash = "sha256-DiXemANj5ONmvMzp+tly3AJud5u9i7HdaHmn8aVQS48=";
+    meta.description = "Text output utilities";
+    propagatedBuildInputs = [ core ppx_jane uutf ];
+  };
+
+  tilde_f = janePackage {
+    pname = "tilde_f";
+    hash = "sha256-qLjM9liJfMIh2fqRPBdnmtUf4xhzk2MY8dFNdON3Aew=";
+    meta.description = "Provides a let-syntax for continuation-passing style";
+    propagatedBuildInputs = [ base ppx_jane ];
+  };
+
+  time_now = janePackage {
+    pname = "time_now";
+    hash = "sha256-DjSrx/HgwCYS0Xzm2gFvWUVLD7a1KuFVIyVrJjBi8Tc=";
+    meta.description = "Reports the current time";
+    buildInputs = [ jst-config ppx_optcomp ];
+    propagatedBuildInputs = [ jane-street-headers base ppx_base ];
+  };
+
+  timezone = janePackage {
+    pname = "timezone";
+    hash = "sha256-pmXUMvLfgAwP6TV/aP9wMlOs0KfwEWtaJfdjUFLbOu0=";
+    meta.description = "Time-zone handling";
+    propagatedBuildInputs = [ core_kernel ];
+  };
+
+  topological_sort = janePackage {
+    pname = "topological_sort";
+    hash = "sha256-um5++60mR++iHAruKqoQfd4EbQ1kb3L+cPOWhs9sIHI=";
+    meta.description = "Topological sort algorithm";
+    propagatedBuildInputs = [ ppx_jane stdio ];
+  };
+
+  typerep = janePackage {
+    pname = "typerep";
+    hash = "sha256-iJnIjWZYCTaH29x7nFviCrbnTmHRChZkkj6E5sgi4mU=";
+    meta.description = "Typerep is a library for runtime types";
+    propagatedBuildInputs = [ base ];
+  };
+
+  variantslib = janePackage {
+    pname = "variantslib";
+    hash = "sha256-8NoNkyIP7iEEiei+Q1zrPoJjnWwhCsLsY1vgua22gnw=";
+    meta.description = "Part of Jane Street's Core library";
+    propagatedBuildInputs = [ base ];
+  };
+
+  vcaml = janePackage {
+    pname = "vcaml";
+    hash = "sha256-pmEKi24+22T76SzI3RpBmQF7ZrQwlngrpFYLoBdLwe0=";
+    meta.description = "OCaml bindings for the Neovim API";
+    propagatedBuildInputs = [ angstrom-async async_extra expect_test_helpers_async faraday jsonaf man_in_the_middle_debugger semantic_version ];
+  };
+
+  virtual_dom = janePackage {
+    pname = "virtual_dom";
+    hash = "sha256-nXW9cDHQVugriR0+GkayuV4S3HKothQAoNJef02iALM=";
+    meta.description = "OCaml bindings for the virtual-dom library";
+    buildInputs = [ js_of_ocaml-ppx ];
+    propagatedBuildInputs = [ base64 core_kernel gen_js_api js_of_ocaml js_of_ocaml_patches lambdasoup tyxml uri ];
+  };
+
+  zarith_stubs_js = janePackage {
+    pname = "zarith_stubs_js";
+    hash = "sha256-oKD+JE08Mgvk5l8XFHSZ7xqiWPaOvKC87+zHLaQ/7q0=";
+    meta.description = "Javascripts stubs for the Zarith library";
+  };
+
+  zstandard = janePackage {
+    pname = "zstandard";
+    hash = "sha256-QcYqlOpCAr0owmO6sLDJhki8lUnNvtkaxldKb5I5AF0=";
+    meta.description = "OCaml bindings to Zstandard";
+    buildInputs = [ ppx_jane ];
+    propagatedBuildInputs = [ core_kernel ctypes zstd ];
+  };
+
+}
diff --git a/pkgs/development/ocaml-modules/janestreet/janePackage_0_16.nix b/pkgs/development/ocaml-modules/janestreet/janePackage_0_16.nix
new file mode 100644
index 00000000000..061fed44746
--- /dev/null
+++ b/pkgs/development/ocaml-modules/janestreet/janePackage_0_16.nix
@@ -0,0 +1,30 @@
+{ lib, fetchFromGitHub, buildDunePackage, defaultVersion ? "0.16" }:
+
+{ pname
+, version ? defaultVersion
+, hash
+, minimalOCamlVersion ? "4.14"
+, doCheck ? true
+, buildInputs ? []
+, ...}@args:
+
+buildDunePackage (args // {
+  duneVersion = "3";
+  inherit version buildInputs;
+
+  inherit minimalOCamlVersion;
+
+  src = fetchFromGitHub {
+    owner = "janestreet";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = hash;
+  };
+
+  inherit doCheck;
+
+  meta = {
+    license = lib.licenses.mit;
+    homepage = "https://github.com/janestreet/${pname}";
+  } // args.meta;
+})
diff --git a/pkgs/development/ocaml-modules/tls/async.nix b/pkgs/development/ocaml-modules/tls/async.nix
index 002af344db9..5e861592cd7 100644
--- a/pkgs/development/ocaml-modules/tls/async.nix
+++ b/pkgs/development/ocaml-modules/tls/async.nix
@@ -5,8 +5,12 @@ buildDunePackage rec {
 
   inherit (tls) src meta version;
 
-  minimalOCamlVersion = "4.11";
-  duneVersion = "3";
+  minimalOCamlVersion = "4.13";
+
+  patches = [
+    # Remove when TLS gets updated to v0.17.1.
+    ./janestreet-0.16.patch
+  ];
 
   doCheck = true;
 
diff --git a/pkgs/development/ocaml-modules/tls/janestreet-0.16.patch b/pkgs/development/ocaml-modules/tls/janestreet-0.16.patch
new file mode 100644
index 00000000000..7d36ad227fa
--- /dev/null
+++ b/pkgs/development/ocaml-modules/tls/janestreet-0.16.patch
@@ -0,0 +1,23 @@
+diff --git a/async/tls_async.mli b/async/tls_async.mli
+index b4894b8..101f27f 100644
+--- a/async/tls_async.mli
++++ b/async/tls_async.mli
+@@ -55,4 +55,4 @@ val connect
+       -> 'addr Tcp.Where_to_connect.t
+       -> host:[ `host ] Domain_name.t option
+       -> (Session.t * Reader.t * Writer.t) Deferred.Or_error.t)
+-       Tcp.with_connect_options
++       Tcp.Aliases.with_connect_options
+diff --git a/async/x509_async.ml b/async/x509_async.ml
+index d4fad8c..4ee466a 100644
+--- a/async/x509_async.ml
++++ b/async/x509_async.ml
+@@ -9,7 +9,7 @@ let file_contents file =
+ let load_all_in_directory ~directory ~f =
+   let open Deferred.Or_error.Let_syntax in
+   let%bind files = Deferred.Or_error.try_with (fun () -> Sys.ls_dir directory) in
+-  Deferred.Or_error.List.map files ~f:(fun file ->
++  Deferred.Or_error.List.map ~how:`Sequential files ~f:(fun file ->
+     let%bind contents = file_contents (directory ^/ file) in
+     f ~contents)
+ ;;
diff --git a/pkgs/development/tools/comby/comby.patch b/pkgs/development/tools/comby/comby.patch
index d3d2088d602..b780560093d 100644
--- a/pkgs/development/tools/comby/comby.patch
+++ b/pkgs/development/tools/comby/comby.patch
@@ -1,5 +1,5 @@
 diff --git a/comby-kernel.opam b/comby-kernel.opam
-index 9db7cc5..a497bff 100644
+index 9db7cc5..83e6e7b 100644
 --- a/comby-kernel.opam
 +++ b/comby-kernel.opam
 @@ -20,7 +20,7 @@ build: [
@@ -7,7 +7,7 @@ index 9db7cc5..a497bff 100644
    "dune" {>= "2.8.0"}
    "ocaml" {>= "4.08.1"}
 -  "core_kernel"
-+  "core_kernel" {>= "v0.15.0"}
++  "core-kernel" {>= "v0.16.0"}
    "mparser" {>= "1.3"}
    "mparser-pcre"
    "ppx_deriving"
@@ -25,7 +25,7 @@ index 88563f6..fbbc122 100644
    "lwt"
    "cohttp"
 diff --git a/comby.opam b/comby.opam
-index 9e5d96b..ecab789 100644
+index 9e5d96b..d5be316 100644
 --- a/comby.opam
 +++ b/comby.opam
 @@ -31,7 +31,7 @@ depends: [
@@ -33,14 +33,23 @@ index 9e5d96b..ecab789 100644
    "comby-kernel" {= "1.7.0"}
    "comby-semantic" {= "1.7.0"}
 -  "core"
-+  "core" {>= "v0.15.0"}
++  "core" {>= "v0.16.0"}
    "hack_parallel" {arch != "arm32" & arch != "arm64"}
    "lwt"
    "lwt_react"
 diff --git a/lib/app/configuration/command_configuration.ml b/lib/app/configuration/command_configuration.ml
-index 75c3107..418276e 100644
+index 75c3107..29826a9 100644
 --- a/lib/app/configuration/command_configuration.ml
 +++ b/lib/app/configuration/command_configuration.ml
+@@ -1,7 +1,7 @@
+ open Core
+ open Camlzip
+ 
+-open Polymorphic_compare
++open Poly
+ 
+ open Comby_kernel
+ 
 @@ -16,21 +16,21 @@ type 'a next =
  
  let fold_directory ?(sorted=false) root ~init ~f =
@@ -356,6 +365,60 @@ index 7a6353d..b79cba2 100644
 - (preprocess (pps ppx_jane)))
 + (preprocess
 +  (pps ppx_jane)))
+diff --git a/lib/app/vendored/patdiff/kernel/src/float_tolerance.ml b/lib/app/vendored/patdiff/kernel/src/float_tolerance.ml
+index 4e064fb..dca77b2 100644
+--- a/lib/app/vendored/patdiff/kernel/src/float_tolerance.ml
++++ b/lib/app/vendored/patdiff/kernel/src/float_tolerance.ml
+@@ -287,7 +287,7 @@ end = struct
+           ~running_step:(fun (car, pos) cadr ->
+             match car, cadr with
+             | Same car_lines, Same cadr_lines ->
+-              Skip (Same (Array.concat [ car_lines; cadr_lines ]), pos)
++              Skip {state = (Same (Array.concat [ car_lines; cadr_lines ]), pos)}
+             | Unified _, _ | _, Unified _ ->
+               raise_s
+                 [%message
+@@ -296,7 +296,7 @@ end = struct
+                     (cadr : string Range.t)]
+             | (Prev _ | Next _ | Replace _), (Prev _ | Next _ | Replace _)
+             | Same _, (Prev _ | Next _ | Replace _)
+-            | (Prev _ | Next _ | Replace _), Same _ -> Yield ((car, pos), (cadr, Middle)))
++            | (Prev _ | Next _ | Replace _), Same _ -> Yield {value = (car, pos); state = (cadr, Middle)})
+           ~inner_finished:(fun (last, pos) ->
+             match last, pos with
+             | Unified _, _ ->
+@@ -308,7 +308,7 @@ end = struct
+               Some (last, End))
+           ~finishing_step:(function
+             | None -> Done
+-            | Some result -> Yield (result, None))
++            | Some result -> Yield {value = result; state = None})
+     ;;
+ 
+     include struct
+@@ -448,7 +448,7 @@ end = struct
+         ~init:{ prev_start; next_start; ranges = [] }
+         ~running_step:(fun t drop_or_keep ->
+           match (drop_or_keep : Drop_or_keep.t) with
+-          | Keep range -> Skip { t with ranges = range :: t.ranges }
++          | Keep range -> Skip {state = { t with ranges = range :: t.ranges }}
+           | Drop n ->
+             let hunk = to_hunk t in
+             let t =
+@@ -457,11 +457,11 @@ end = struct
+               ; ranges = []
+               }
+             in
+-            if List.is_empty (Hunk.ranges hunk) then Skip t else Yield (hunk, t))
++            if List.is_empty (Hunk.ranges hunk) then Skip {state = t} else Yield {value = hunk; state = t})
+         ~inner_finished:(fun t -> if List.is_empty t.ranges then None else Some t)
+         ~finishing_step:(function
+           | None -> Done
+-          | Some t -> Yield (to_hunk t, None))
++          | Some t -> Yield {value = to_hunk t; state = None})
+     ;;
+   end
+ 
 diff --git a/lib/app/vendored/patdiff/kernel/src/patdiff_core.ml b/lib/app/vendored/patdiff/kernel/src/patdiff_core.ml
 index 4f53a0b..88ee0e3 100644
 --- a/lib/app/vendored/patdiff/kernel/src/patdiff_core.ml
@@ -501,7 +564,7 @@ index 03b120a..4d48b61 100644
 +  ppx_deriving_yojson
 +  ppx_deriving_yojson.runtime))
 diff --git a/lib/kernel/matchers/alpha.ml b/lib/kernel/matchers/alpha.ml
-index d6116f7..993aafc 100644
+index d6116f7..7d16171 100644
 --- a/lib/kernel/matchers/alpha.ml
 +++ b/lib/kernel/matchers/alpha.ml
 @@ -13,20 +13,11 @@ module R = MakeRegexp(Regexp)
@@ -537,6 +600,15 @@ index d6116f7..993aafc 100644
        List.fold plist ~init:(return Types.Unit) ~f:(>>)
  
      let with_debug_matcher s tag =
+@@ -745,7 +736,7 @@ module Make (Lang : Types.Language.S) (Meta : Types.Metasyntax.S) (Ext : Types.E
+     let hole_parser ?at_depth sort dimension =
+       let open Types.Hole in
+       let hole_parser =
+-        let open Polymorphic_compare in
++        let open Poly in
+         List.fold ~init:[] hole_parsers ~f:(fun acc (sort', parser) -> if sort' = sort then parser::acc else acc)
+       in
+       let skip_signal hole = skip (string "_signal_hole") |>> fun () -> Types.Hole hole in
 diff --git a/lib/kernel/matchers/dune b/lib/kernel/matchers/dune
 index 12ed326..4625458 100644
 --- a/lib/kernel/matchers/dune
@@ -566,7 +638,7 @@ index 12ed326..4625458 100644
 +  yojson
 +  ppx_deriving_yojson))
 diff --git a/lib/kernel/matchers/evaluate.ml b/lib/kernel/matchers/evaluate.ml
-index 9ea71a0..288f79a 100644
+index 9ea71a0..4f63ab6 100644
 --- a/lib/kernel/matchers/evaluate.ml
 +++ b/lib/kernel/matchers/evaluate.ml
 @@ -3,10 +3,7 @@ open Core_kernel
@@ -581,8 +653,17 @@ index 9ea71a0..288f79a 100644
  
  type result = bool * Match.environment option
  
+@@ -102,7 +99,7 @@ let apply
+           |> Option.some
+       in
+       List.find_map cases ~f:(fun (template, case_expression) -> evaluate template case_expression)
+-      |> Option.value_map ~f:ident ~default:(false, Some env)
++      |> Option.value_map ~f:Fn.id ~default:(false, Some env)
+ 
+     (* rewrite ... { ... } *)
+     | Rewrite (Template t, (match_template, rewrite_template)) ->
 diff --git a/lib/kernel/matchers/omega.ml b/lib/kernel/matchers/omega.ml
-index 61cc69a..0bef682 100644
+index 61cc69a..3445307 100644
 --- a/lib/kernel/matchers/omega.ml
 +++ b/lib/kernel/matchers/omega.ml
 @@ -32,15 +32,9 @@ let push_source_ref : string ref = ref ""
@@ -593,17 +674,25 @@ index 61cc69a..0bef682 100644
 -  match Sys.getenv "DEBUG_COMBY" with
 -  | exception Not_found -> false
 -  | _ -> true
--
++let debug = Sys.getenv "DEBUG_COMBY" |> Option.is_some
+ 
 -let rewrite =
 -  match Sys.getenv "REWRITE" with
 -  | exception Not_found -> false
 -  | _ -> true
-+let debug = Sys.getenv "DEBUG_COMBY" |> Option.is_some
-+
 +let rewrite = Sys.getenv "REWRITE" |> Option.is_some
  
  let actual = Buffer.create 10
  
+@@ -540,7 +534,7 @@ module Make (Language : Types.Language.S) (Meta : Metasyntax.S) (Ext : External.
+ 
+     let hole_parser sort dimension : (production * 'a) t t =
+       let hole_parser = (* This must be fold, can't be find *)
+-        let open Polymorphic_compare in
++        let open Poly in
+         List.fold ~init:[] Template.Matching.hole_parsers ~f:(fun acc (sort', parser) ->
+             if sort' = sort then parser::acc else acc)
+       in
 diff --git a/lib/kernel/matchers/preprocess.ml b/lib/kernel/matchers/preprocess.ml
 index 84f3ed0..b6d10e7 100644
 --- a/lib/kernel/matchers/preprocess.ml
@@ -633,7 +722,7 @@ index ef0bd59..906820b 100644
  module type Regexp_engine_intf = sig
    type t
 diff --git a/lib/kernel/matchers/rewrite.ml b/lib/kernel/matchers/rewrite.ml
-index 32c4740..2fc28db 100644
+index 32c4740..545cba5 100644
 --- a/lib/kernel/matchers/rewrite.ml
 +++ b/lib/kernel/matchers/rewrite.ml
 @@ -4,10 +4,7 @@ open Core_kernel
@@ -648,6 +737,35 @@ index 32c4740..2fc28db 100644
  
  let counter =
    let uuid_for_id_counter = ref 0 in
+@@ -46,24 +43,24 @@ let parse_first_label ?(metasyntax = Metasyntax.default_metasyntax) template =
+   in
+   parse_string ~consume:All parser template
+   |> function
+-  | Ok label -> List.find_map label ~f:ident
++  | Ok label -> List.find_map label ~f:Fn.id
+   | Error _ -> None
+ 
+ let substitute_fresh
+     ?(metasyntax = Metasyntax.default_metasyntax)
+     ?(fresh = counter)
+     template =
+-  let label_table = String.Table.create () in
++  let label_table = Hashtbl.create (module String) in
+   let template_ref = ref template in
+   let current_label_ref = ref (parse_first_label ~metasyntax !template_ref) in
+   while Option.is_some !current_label_ref do
+     let label = Option.value_exn !current_label_ref in
+     let id =
+-      match String.Table.find label_table label with
++      match Hashtbl.find label_table label with
+       | Some id -> id
+       | None ->
+         let id = fresh () in
+-        if String.(label <> "") then String.Table.add_exn label_table ~key:label ~data:id;
++        if String.(label <> "") then Hashtbl.add_exn label_table ~key:label ~data:id;
+         id
+     in
+     let left, right = replacement_sentinel metasyntax in
 diff --git a/lib/kernel/matchers/template.ml b/lib/kernel/matchers/template.ml
 index 423a07f..136236c 100644
 --- a/lib/kernel/matchers/template.ml
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index af37e4eb4fe..3349c0fb23c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9829,6 +9829,7 @@ with pkgs;
 
   ligo = callPackage ../development/compilers/ligo {
     coq = coq_8_14;
+    ocamlPackages = ocaml-ng.ocamlPackages_4_14_janeStreet_0_15;
   };
 
   lego = callPackage ../tools/admin/lego { };
@@ -17457,7 +17458,9 @@ with pkgs;
 
   stalin = callPackage ../development/compilers/stalin { };
 
-  stanc = callPackage ../development/compilers/stanc { };
+  stanc = callPackage ../development/compilers/stanc {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_14_janeStreet_0_15;
+  };
 
   metaBuildEnv = callPackage ../development/compilers/meta-environment/meta-build-env { };
 
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 4b9ce4d1b9e..216d490972b 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -60,9 +60,7 @@ let
 
     ### B ###
 
-    bap = callPackage ../development/ocaml-modules/bap {
-      inherit (pkgs.llvmPackages) llvm;
-    };
+    bap = janeStreet_0_15.bap;
 
     base64 = callPackage ../development/ocaml-modules/base64 { };
 
@@ -86,7 +84,7 @@ let
 
     biniou = callPackage ../development/ocaml-modules/biniou { };
 
-    biocaml = callPackage ../development/ocaml-modules/biocaml { };
+    biocaml = janeStreet_0_15.biocaml;
 
     bisect_ppx = callPackage ../development/ocaml-modules/bisect_ppx { };
 
@@ -718,7 +716,9 @@ let
 
     # Jane Street
     janePackage =
-      if lib.versionOlder "4.10.2" ocaml.version
+      if lib.versionOlder "4.13.1" ocaml.version
+      then callPackage ../development/ocaml-modules/janestreet/janePackage_0_16.nix {}
+      else if lib.versionOlder "4.10.2" ocaml.version
       then callPackage ../development/ocaml-modules/janestreet/janePackage_0_15.nix {}
       else if lib.versionOlder "4.08" ocaml.version
       then callPackage ../development/ocaml-modules/janestreet/janePackage_0_14.nix {}
@@ -727,7 +727,12 @@ let
       else callPackage ../development/ocaml-modules/janestreet/janePackage.nix {};
 
     janeStreet =
-      if lib.versionOlder "4.10.2" ocaml.version
+      if lib.versionOlder "4.13.1" ocaml.version
+      then import ../development/ocaml-modules/janestreet/0.16.nix {
+        inherit self;
+        inherit (pkgs) bash fetchpatch fzf lib openssl zstd;
+      }
+      else if lib.versionOlder "4.10.2" ocaml.version
       then import ../development/ocaml-modules/janestreet/0.15.nix {
         inherit self;
         inherit (pkgs) bash fetchpatch fzf lib openssl zstd;
@@ -751,6 +756,75 @@ let
         inherit (pkgs) openssl;
       };
 
+    janeStreet_0_15 = (lib.makeScope self.newScope (self': with self'; {
+
+      # ocamlPackages that janestreet v0.15 packages depend on.
+      jsDeps = let
+        uri-sexp = self.uri-sexp.override { inherit (self') ppx_sexp_conv sexplib0; };
+        cohttp = self.cohttp.override {
+          inherit (self') ppx_sexp_conv;
+          inherit uri-sexp;
+        };
+        ipaddr-sexp = self.ipaddr-sexp.override { inherit (self') ppx_sexp_conv; };
+        conduit = self.conduit.override {
+          inherit (self') ppx_sexp_conv sexplib;
+          inherit ipaddr-sexp;
+        };
+        conduit-async = self.conduit-async.override {
+          inherit (self') async ppx_sexp_conv ppx_here core sexplib async_ssl;
+          inherit conduit ipaddr-sexp;
+        };
+      in {
+        inherit (self) dune-configurator alcotest re num octavius uutf ounit ctypes;
+        ppxlib = self.ppxlib.override { inherit (self') stdio; };
+        cohttp-async = self.cohttp-async.override {
+          inherit (self') ppx_sexp_conv base async async_kernel async_unix core_unix sexplib0 core;
+          inherit uri-sexp cohttp conduit-async;
+        };
+        janePackage = callPackage ../development/ocaml-modules/janestreet/janePackage_0_15.nix { };
+      };
+
+      janeStreet = import ../development/ocaml-modules/janestreet/0.15.nix {
+        self = self' // jsDeps;
+        inherit (pkgs) bash fetchpatch fzf lib openssl zstd;
+      };
+
+      # Packages that are not part of janestreet libraries, but still depend
+      # on v0.15 are kept in this scope, too.
+
+      bap = let
+        ppxlib = jsDeps.ppxlib;
+        lwt_ppx = self.lwt_ppx.override { inherit ppxlib; };
+        sedlex = self.sedlex.override { inherit ppxlib ppx_expect; };
+        in callPackage ../development/ocaml-modules/bap {
+          inherit (pkgs.llvmPackages) llvm;
+          ezjsonm = self.ezjsonm.override { inherit sexplib0; };
+          ppx_bitstring = self.ppx_bitstring.override { inherit ppxlib; };
+          ocurl = self.ocurl.override { inherit lwt_ppx; };
+          piqi = self.piqi.override { inherit sedlex; };
+          piqi-ocaml = self.piqi-ocaml.override { inherit piqi; };
+        };
+
+      biocaml = let
+        angstrom = self.angstrom.override { inherit ppx_let; };
+      in callPackage ../development/ocaml-modules/biocaml {
+        uri = self.uri.override { inherit angstrom; };
+        cfstream = self.cfstream.override { inherit core_kernel; };
+      };
+
+      magic-trace = callPackage ../development/ocaml-modules/magic-trace { };
+
+      phylogenetics = let
+        angstrom = self.angstrom.override { inherit ppx_let; };
+      in callPackage ../development/ocaml-modules/phylogenetics {
+        inherit biocaml;
+        ppx_deriving = self.ppx_deriving.override { inherit (jsDeps) ppxlib; };
+        angstrom-unix = self.angstrom-unix.override { inherit angstrom; };
+      };
+
+      ppx_bap = callPackage ../development/ocaml-modules/ppx_bap { };
+    })).overrideScope' liftJaneStreet;
+
     janeStreet_0_9_0 = import ../development/ocaml-modules/janestreet/old.nix {
       self = self.janeStreet_0_9_0;
       super = self // {
@@ -930,7 +1004,7 @@ let
 
     magic-mime = callPackage ../development/ocaml-modules/magic-mime { };
 
-    magic-trace = callPackage ../development/ocaml-modules/magic-trace { };
+    magic-trace = janeStreet_0_15.magic-trace;
 
     mariadb = callPackage ../development/ocaml-modules/mariadb {
       inherit (pkgs) mariadb;
@@ -1332,7 +1406,7 @@ let
 
     pgsolver = callPackage ../development/ocaml-modules/pgsolver { };
 
-    phylogenetics = callPackage ../development/ocaml-modules/phylogenetics { };
+    phylogenetics = janeStreet_0_15.phylogenetics;
 
     piaf = callPackage ../development/ocaml-modules/piaf { };
 
@@ -1366,7 +1440,7 @@ let
 
     pprint = callPackage ../development/ocaml-modules/pprint { };
 
-    ppx_bap = callPackage ../development/ocaml-modules/ppx_bap { };
+    ppx_bap = janeStreet_0_15.ppx_bap;
 
     ppx_bitstring = callPackage ../development/ocaml-modules/bitstring/ppx.nix { };
 
@@ -1857,6 +1931,13 @@ in let inherit (pkgs) callPackage; in rec
 
   ocamlPackages = ocamlPackages_4_14;
 
+  # This is a nasty way to replace toplevel janestreet attributes in the scope,
+  # so that modules outside of ocamlPackages that depend on JS OCaml libraries
+  # *and* non-JS OCaml libraries can pull in the same version of JS transitive
+  # dependencies. Remove this once ligo and stanc can be compiled against
+  # janestreet 0.16 libraries.
+  ocamlPackages_4_14_janeStreet_0_15 = ocamlPackages_4_14.overrideScope' (self: super: super // super.janeStreet_0_15);
+
   # We still have packages that rely on unsafe-string, which is deprecated in OCaml 4.06.0.
   # Below are aliases for porting them to the latest versions of the OCaml 4 series.
   ocamlPackages_4_14_unsafe_string = mkOcamlPackages (callPackage ../development/compilers/ocaml/4.14.nix {