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author | William Carroll <wpcarro@gmail.com> | 2019-10-09T11·13+0100 |
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committer | William Carroll <wpcarro@gmail.com> | 2019-12-24T15·21+0000 |
commit | 6b456c1b7a4f6899f063a6e65355af51901d9c7a (patch) | |
tree | cfc70d74818ae9fabdbbfb0cf16cce092e4c1a09 /configs/shared/.emacs.d/wpc/packages/wpc-haskell.el | |
parent | a7c72adb2ebec1e497fc040eaf3551d564d61a5b (diff) |
Massive configuration overhaul
Currently paying the price of months of non-diligent git usage. Here's what has changed. - Theming support in Gvcci and wpgtk - Dropping support for i3 - Supporting EXWM - Many Elisp modules - Collapsed redundant directories in ./configs
Diffstat (limited to 'configs/shared/.emacs.d/wpc/packages/wpc-haskell.el')
-rw-r--r-- | configs/shared/.emacs.d/wpc/packages/wpc-haskell.el | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/configs/shared/.emacs.d/wpc/packages/wpc-haskell.el b/configs/shared/.emacs.d/wpc/packages/wpc-haskell.el new file mode 100644 index 000000000000..e8ab16e585b7 --- /dev/null +++ b/configs/shared/.emacs.d/wpc/packages/wpc-haskell.el @@ -0,0 +1,56 @@ +;;; haskell.el --- My Haskell preferences -*- lexical-binding: t -*- +;; Author: William Carroll <wpcarro@gmail.com> + +;;; Commentary: +;; Hosts my Haskell development preferences + +;;; Code: + +;; Haskell support + +;; font-locking, glyph support, etc +(use-package haskell-mode + :config + (let ((m-symbols + '(("`mappend`" . "⊕") + ("<>" . "⊕")))) + (dolist (item m-symbols) (add-to-list 'haskell-font-lock-symbols-alist item))) + (setq haskell-font-lock-symbols t) + (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 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 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 haskell/test<->module () + "Toggle between test and module in Haskell." + (interactive) + (if (s-contains? "/src/" buffer-file-name) + (haskell/module->test) + (haskell/test->module))) + +(provide 'wpc-haskell) +;;; wpc-haskell.el ends here |