Remove esy-opam-npx setup

Author: ManasJayanth

refmt.el

@@ -36,15 +36,8 @@
 
 (require 'cl-lib)
 
-(defvar-local refmt-opam-bin-dir nil)
-
-(defcustom refmt-command "refmt"
-  "The 'refmt' command."
-  :type '(choice (file :tag "Filename (default binary is \"refmt\")")
-                 (const :tag "Use current opam switch" opam)
-                 (const :tag "Use current npm version (via npx)" npm)
-                 (const :tag "Use current esy version (via esy exec-command)" esy))
-  :group 're-fmt)
+(defvar refmt-command "refmt"
+  "The 'refmt' command.")
 
 (defcustom refmt-show-errors 'buffer
     "Where to display refmt error output.
@@ -203,31 +196,7 @@ function."
              (erase-buffer))
            (if (zerop (let* ((files (list (list :file outputfile) errorfile))
                              (args (append width-args (list "--parse" from "--print" to bufferfile))))
-                        (cond ((equal refmt-command 'opam)
-                               ;; this was originally done via `opam exec' but that does not
-                               ;; work for opam 1, and added a performance hit
-                               (progn
-                                 (when (not refmt-opam-bin-dir)
-                                   (setq-local
-                                    refmt-opam-bin-dir
-                                    (with-temp-buffer
-                                      (when (eq (call-process-shell-command
-                                                 "opam config var bin" nil (current-buffer) nil) 0)
-                                        (replace-regexp-in-string "\n$" "" (buffer-string))))))
-
-                                 (apply 'call-process (concat refmt-opam-bin-dir "/refmt") nil files nil args)))
-
-                              ((equal refmt-command 'npm)
-                               (apply 'call-process
-                                      "npx" nil files nil (append '("refmt") args)))
-
-                              ((equal refmt-command 'esy)
-                               (apply 'call-process
-                                      "esy" nil files nil (append '("exec-command" "refmt") args)))
-
-                              (t
-                               (apply 'call-process
-                                      refmt-command nil files nil args)))))
+			(apply 'call-process refmt-command nil files nil args)))
                (progn
                  (call-process-region start end "diff" nil patchbuf nil "-n" "-"
                                       outputfile)