haskell-things.el

(use-package lsp-mode
  :ensure t
  :hook ((rust-mode . lsp)
	 (go-mode . lsp)
	 (python-mode . lsp)
	 (haskell-mode . lsp)
	 (js-mode . lsp))
  :commands lsp-ui-mode
    )
  )

(use-package lsp-ui
  :ensure t
  :after (lsp-mode)
  :hook ((lsp-mode . lsp-ui-mode)
	 (lsp-mode . flycheck-mode))
  :config
  (setq lsp-prefer-flymake nil)
  )

(use-package lsp-treemacs
  :ensure t)

;; haskell
(use-package haskell-mode
  :ensure t
  :init
  (progn
    (add-hook 'haskell-mode-hook 'turn-on-haskell-doc-mode)
    (add-hook 'haskell-mode-hook 'turn-on-haskell-indent)
    (add-hook 'haskell-mode-hook 'interactive-haskell-mode)
    (setq haskell-process-args-cabal-new-repl
	  '("--ghc-options=-ferror-spans -fshow-loaded-modules"))
    (setq haskell-process-type 'cabal-new-repl)
    (setq haskell-stylish-on-save 't)
    (setq haskell-mode-stylish-haskell-path "ormolu")
    (setq haskell-tags-on-save 't)
    ))

(require 'lsp)
(use-package lsp-haskell
  :ensure t
  :config
  (setq lsp-haskell-process-path-hie "haskell-language-server-wrapper")
  )
(add-hook 'haskell-mode-hook #'lsp)
(add-hook 'haskell-literate-mode-hook #'lsp)