Remove outdated tasks.js and tasks.json (rescript-lang#6156)

* Remove outdated tasks.js and tasks.json

* Remove BS_VSCODE

Author: cknitt

.vscode/tasks.json

@@ -61,9 +61,8 @@ let rec error_of_extension ext =
 
 let cat s1 s2 =
   if s2 = "" then s1 else
-    if Clflags.bs_vscode then s1 ^ " " ^ s2
     (* 2 spaces indentation for the next line *)
-    else s1 ^ "\n  " ^ s2 
+    s1 ^ "\n  " ^ s2 
 
 let rec deprecated_of_attrs = function
   | [] -> None

jscomp/ml/builtin_attributes.ml

@@ -61,11 +61,6 @@ let unboxed_types = ref false
 
 type mli_status =  Mli_exists | Mli_non_exists
 let assume_no_mli = ref Mli_non_exists
-let bs_vscode =
-    try ignore @@ Sys.getenv "BS_VSCODE" ; true with _ -> false
-    (* We get it from environment variable mostly due to
-       we don't want to rebuild when flip on or off
-    *)
 let dont_record_crc_unit : string option ref = ref None
 let bs_gentype = ref false
 let no_assert_false = ref false

jscomp/ml/clflags.ml

@@ -38,7 +38,6 @@ val reset_dump_state: unit -> unit
 
 type mli_status =  Mli_exists | Mli_non_exists
 val assume_no_mli : mli_status ref
-val bs_vscode : bool
 val dont_record_crc_unit : string option ref
 val bs_gentype : bool ref
 val no_assert_false : bool ref

jscomp/ml/clflags.mli

@@ -1,10 +1,6 @@
 (* the entry point. This is used by rescript_compiler_main.ml *)
 let setup =
-  lazy (match Sys.getenv_opt "BS_VSCODE" with 
-      | Some ("true" | "1") -> 
-        ()
-      | Some _ | None -> 
-        Super_location.setup ();
+  lazy (Super_location.setup ();
         Super_typetexp.setup ();
         Super_typemod.setup ();
         Super_typecore.setup ();