tvl-depot/users/wpcarro/emacs/.emacs.d/wpc/wpc-haskell.el
Vincent Ambo 019f8fd211 subtree(users/wpcarro): docking briefcase at '24f5a642'
git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789
2021-12-14 02:15:47 +03:00

62 lines
1.9 KiB
EmacsLisp

;;; wpc-haskell.el --- My Haskell preferences -*- lexical-binding: t -*-
;; Author: William Carroll <wpcarro@gmail.com>
;; Version: 0.0.1
;; URL: https://git.wpcarro.dev/wpcarro/briefcase
;; Package-Requires: ((emacs "24"))
;;; Commentary:
;; Hosts my Haskell development preferences
;;; Code:
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Dependencies
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(require 'macros)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Configuration
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; font-locking, glyph support, etc
(use-package haskell-mode
:config
(macros-add-hook-before-save 'haskell-mode #'haskell-align-imports))
;; LSP support
(use-package lsp-haskell
:after (haskell-mode)
:config
(setq lsp-haskell-process-path-hie "hie-wrapper")
(add-hook 'haskell-mode-hook #'lsp-haskell-enable)
(add-hook 'haskell-mode-hook #'flycheck-mode))
;; Test toggling
(defun wpc-haskell-module->test ()
"Jump from a module to a test."
(let ((filename (->> buffer-file-name
(s-replace "/src/" "/test/")
(s-replace ".hs" "Test.hs")
find-file)))
(make-directory (f-dirname filename) t)
(find-file filename)))
(defun wpc-haskell-test->module ()
"Jump from a test to a module."
(let ((filename (->> buffer-file-name
(s-replace "/test/" "/src/")
(s-replace "Test.hs" ".hs"))))
(make-directory (f-dirname filename) t)
(find-file filename)))
(defun wpc-haskell-test<->module ()
"Toggle between test and module in Haskell."
(interactive)
(if (s-contains? "/src/" buffer-file-name)
(wpc-haskell-module->test)
(wpc-haskell-test->module)))
(provide 'wpc-haskell)
;;; wpc-haskell.el ends here