Haskell Emacs HIE setup

init.el

(require 'package)
(add-to-list 'package-archives
         '("melpa" . "https://melpa.org/packages/"))
(add-to-list 'package-archives
         '("org" . "https://orgmode.org/elpa/") t)
(add-to-list 'package-archives
         '("gnu" . "https://elpa.gnu.org/packages/"))  ;; can works badly with helm-swoop
(add-to-list 'package-archives
         '("marmalade" . "https://marmalade-repo.org/packages/"))

;; --------------------------------------------------
;; your haskell stuff
(require 'lsp-ui)
(add-hook 'lsp-mode-hook 'lsp-ui-mode)
(add-hook 'haskell-mode-hook 'flycheck-mode)
 
(add-hook 'haskell-mode-hook #'lsp-haskell-enable)
 
(lsp-define-stdio-client lsp-haskell "haskell" #'lsp-haskell--get-root
             ;; '("hie" "--lsp" "-d" "-l" "/tmp/hie.log"))
       ;; '("hie" "--lsp" "-d" "-l" "/tmp/hie.log" "--vomit"))
       (funcall lsp-haskell-process-wrapper-function (lsp--haskell-hie-command)))

(package-initialize)

(setq gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3")

;; -----------------------------------------------------
;; emacs generated
(custom-set-variables
 ;; custom-set-variables was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 '(package-selected-packages (quote (lsp-ui lsp-mode))))
(custom-set-faces
 ;; custom-set-faces was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 )