Add node_flags

src/dune_rules/env_node.ml

@@ -158,6 +158,9 @@ let make ~dir ~inherit_from ~scope ~config_stanza ~profile ~expander
         ; flags =
             Js_of_ocaml.Flags.make ~spec:local.flags ~default:jsoo.flags
               ~eval:(Expander.expand_and_eval_set expander)
+        ; node_flags =
+            Expander.expand_and_eval_set expander local.node_flags
+              ~standard:jsoo.node_flags
         })
   in
   let foreign_flags lang =

src/dune_rules/inline_tests.ml

@@ -220,6 +220,9 @@ include Sub_system.Register_end_point (struct
       else Sandbox_config.needs_sandboxing
     in
     let deps, sandbox = Dep_conf_eval.unnamed ~sandbox info.deps ~expander in
+    let* runner_flags =
+      Super_context.js_of_ocaml_node_flags sctx ~dir ~flags:info.node_flags
+    in
     let action (mode : Mode_conf.t) (flags : string list Action_builder.t) :
         Action.t Action_builder.t =
       (* [action] needs to run from [dir] as we use [dir] to resolve
@@ -246,9 +249,11 @@ include Sub_system.Register_end_point (struct
           let* prog =
             Action_builder.of_memo
               (Super_context.resolve_program ~dir sctx ~loc:(Some loc) runner)
+          and* runner_flags = runner_flags
           and* flags = flags in
           let action =
-            Action.run prog (Path.reach exe ~from:(Path.build dir) :: flags)
+            Action.run prog
+              (runner_flags @ (Path.reach exe ~from:(Path.build dir) :: flags))
           in
           (* jeremiedimino: it feels like this pattern should be pushed
              into [resolve_program] directly *)

src/dune_rules/inline_tests_info.ml

@@ -123,6 +123,7 @@ module Tests = struct
     ; deps : Dep_conf.t list
     ; modes : Mode_conf.Set.t
     ; flags : Ordered_set_lang.Unexpanded.t
+    ; node_flags : Ordered_set_lang.Unexpanded.t
     ; executable_ocaml_flags : Ocaml_flags.Spec.t
     ; executable_link_flags : Ordered_set_lang.Unexpanded.t
     ; backend : (Loc.t * Lib_name.t) option
@@ -145,6 +146,7 @@ module Tests = struct
       (let+ loc = loc
        and+ deps = field "deps" (repeat Dep_conf.decode) ~default:[]
        and+ flags = Ordered_set_lang.Unexpanded.field "flags"
+       and+ node_flags = Ordered_set_lang.Unexpanded.field "node_flags"
        and+ executable_ocaml_flags, executable_link_flags =
          field "executable"
            ~default:
@@ -172,6 +174,7 @@ module Tests = struct
        { loc
        ; deps
        ; flags
+       ; node_flags
        ; executable_ocaml_flags
        ; executable_link_flags
        ; backend

src/dune_rules/inline_tests_info.mli

@@ -45,6 +45,7 @@ module Tests : sig
     ; deps : Dep_conf.t list
     ; modes : Mode_conf.Set.t
     ; flags : Ordered_set_lang.Unexpanded.t
+    ; node_flags : Ordered_set_lang.Unexpanded.t
     ; executable_ocaml_flags : Ocaml_flags.Spec.t
     ; executable_link_flags : Ordered_set_lang.Unexpanded.t
     ; backend : (Loc.t * Lib_name.t) option

src/dune_rules/jsoo/js_of_ocaml.ml

@@ -162,24 +162,35 @@ module Env = struct
     @@ let+ compilation_mode =
          field_o "compilation_mode" Compilation_mode.decode
        and+ runtest_alias = field_o "runtest_alias" Dune_lang.Alias.decode
-       and+ flags = Flags.decode in
+       and+ flags = Flags.decode
+       and+ node_flags = field_oslu "node_flags" in
        Option.iter ~f:Alias.register_as_standard runtest_alias;
-       { compilation_mode; runtest_alias; flags }
+       { compilation_mode; runtest_alias; flags; node_flags }
 
-  let equal { compilation_mode; runtest_alias; flags } t =
+  let equal { compilation_mode; runtest_alias; flags; node_flags } t =
     Option.equal Compilation_mode.equal compilation_mode t.compilation_mode
     && Option.equal Alias.Name.equal runtest_alias t.runtest_alias
     && Flags.equal Ordered_set_lang.Unexpanded.equal flags t.flags
+    && Ordered_set_lang.Unexpanded.equal node_flags t.node_flags
 
-  let map ~f { compilation_mode; runtest_alias; flags } =
-    { compilation_mode; runtest_alias; flags = Flags.map ~f flags }
+  let map ~f { compilation_mode; runtest_alias; flags; node_flags } =
+    { compilation_mode
+    ; runtest_alias
+    ; flags = Flags.map ~f flags
+    ; node_flags = f node_flags
+    }
 
   let empty =
-    { compilation_mode = None; runtest_alias = None; flags = Flags.standard }
+    { compilation_mode = None
+    ; runtest_alias = None
+    ; flags = Flags.standard
+    ; node_flags = Ordered_set_lang.Unexpanded.standard
+    }
 
   let default ~profile =
     { compilation_mode = None
     ; runtest_alias = None
     ; flags = Flags.default ~profile
+    ; node_flags = []
     }
 end

src/dune_rules/jsoo/js_of_ocaml.mli

@@ -78,6 +78,7 @@ module Env : sig
     { compilation_mode : Compilation_mode.t option
     ; runtest_alias : Alias.Name.t option
     ; flags : 'a Flags.t
+    ; node_flags : 'a
     }
 
   val map : f:('a -> 'b) -> 'a t -> 'b t

src/dune_rules/super_context.ml

@@ -317,6 +317,11 @@ let js_of_ocaml_flags t ~dir (spec : Js_of_ocaml.Flags.Spec.t) =
   Js_of_ocaml.Flags.make ~spec ~default:js_of_ocaml.flags
     ~eval:(Expander.expand_and_eval_set expander)
 
+let js_of_ocaml_node_flags t ~dir ~flags =
+  let+ expander = Env_tree.expander t ~dir
+  and+ js_of_ocaml = Env_tree.get_node t ~dir >>= Env_node.js_of_ocaml in
+  Expander.expand_and_eval_set expander flags ~standard:js_of_ocaml.node_flags
+
 let default_foreign_flags t ~dir ~language =
   Env_tree.get_node t ~dir >>| Env_node.foreign_flags
   >>| (fun dict -> Foreign_language.Dict.get dict language)

src/dune_rules/super_context.mli

@@ -44,6 +44,12 @@ val js_of_ocaml_flags :
   -> Js_of_ocaml.Flags.Spec.t
   -> string list Action_builder.t Js_of_ocaml.Flags.t Memo.t
 
+val js_of_ocaml_node_flags :
+     t
+  -> dir:Path.Build.t
+  -> flags:Ordered_set_lang.Unexpanded.t
+  -> string list Action_builder.t Memo.t
+
 val default_foreign_flags :
      t
   -> dir:Path.Build.t