81 lines
3.4 KiB
EmacsLisp
81 lines
3.4 KiB
EmacsLisp
;;; -*- lexical-binding: t -*-
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;;; ohai-haskell.el --- FIRE ALL MONAD TRANSFORMERS
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;; Copyright (C) 2015 Bodil Stokke
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;; Author: Bodil Stokke <bodil@bodil.org>
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Code:
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(package-require 'haskell-mode)
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;; Setup haskell-mode hooks
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(with-eval-after-load "haskell-mode"
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(custom-set-variables
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'(haskell-mode-hook
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'(turn-on-haskell-indentation
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turn-on-haskell-doc))))
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;; Setup haskell-interactive-mode keybindings. Get started by using C-c C-z from
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;; a buffer visiting a file in your Haskell project.
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(with-eval-after-load "haskell-mode"
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;; Switch to the current REPL buffer, starting a session if needed.
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(define-key haskell-mode-map (kbd "C-c C-z") 'haskell-interactive-switch)
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;; Switch between REPL sessions.
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(define-key haskell-mode-map (kbd "C-c b") 'haskell-session-change)
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;; Load the current buffer into the REPL.
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(define-key haskell-mode-map (kbd "C-c C-l") 'haskell-process-load-file)
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;; Infer the type of the thing at point.
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(define-key haskell-mode-map (kbd "C-c C-t") 'haskell-process-do-type)
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;; Display info (in the REPL) about the thing at point.
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(define-key haskell-mode-map (kbd "C-c C-i") 'haskell-process-do-info)
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;; Insert the inferred type of the function at point into the code.
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(define-key haskell-mode-map (kbd "C-c C-s") (lambda () (interactive) (haskell-process-do-type t)))
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;; Run `cabal test' in a compile buffer.
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(define-key haskell-mode-map (kbd "C-c C-,") 'ohai-haskell/run-test-suite))
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;; Change some ASCII art syntax into their corresponding Unicode characters.
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;; Rebind the same Unicode characters to insert their ASCII art versions
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;; if entered from the keyboard.
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;; This is very much a matter of taste, feel free to disable it. Or better yet,
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;; if you're into that sort of thing, see https://wiki.haskell.org/Unicode-symbols
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;; for native Unicode support.
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(with-eval-after-load "haskell-mode"
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(ohai/font-lock-replace-symbol 'haskell-mode "\\(->\\)" "→")
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(ohai/font-lock-replace-symbol 'haskell-mode "\\(<-\\)" "←")
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(ohai/font-lock-replace-symbol 'haskell-mode "\\(=>\\)" "⇒")
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(define-key haskell-mode-map (kbd "→") (lambda () (interactive) (insert "->")))
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(define-key haskell-mode-map (kbd "←") (lambda () (interactive) (insert "<-")))
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(define-key haskell-mode-map (kbd "⇒") (lambda () (interactive) (insert "=>"))))
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;; A function for launching a compile buffer with `cabal test'.
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(defun ohai-haskell/run-test-suite ()
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(interactive)
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(require 'compile)
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(projectile-with-default-dir (projectile-project-root)
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(compile "cabal test")))
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;; Flycheck addons
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(package-require 'flycheck-haskell)
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(with-eval-after-load "flycheck"
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(with-eval-after-load "haskell"
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(add-hook 'flycheck-mode-hook #'flycheck-haskell-setup)))
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(provide 'ohai-haskell)
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;;; ohai-haskell.el ends here
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