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flycheck-dialyxir.el
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flycheck-dialyxir.el
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;;; flycheck-dialyxir.el --- flycheck checker for elixir dialyxir
;; Copyright (C) 2016 by Aaron Jensen
;; Author: Aaron Jensen <[email protected]>
;; URL: https://github.com/aaronjensen/flycheck-dialyxir
;; Version: 0.1.0
;; Package-Requires: ((flycheck "29"))
;;; Commentary:
;; This package adds support for dialyxir to flycheck.
;; To use it, require it and ensure you have elixir-mode set up for flycheck:
;; (eval-after-load 'flycheck
;; '(flycheck-dialyxir-setup))
;; (add-hook 'elixir-mode-hook 'flycheck-mode)
;;; License:
;; This file is not part of GNU Emacs.
;; However, it is distributed under the same license.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Code:
(require 'flycheck)
(defun flycheck-dialyxir--project-root (&rest _ignored)
"Find directory with mix.exs."
(and buffer-file-name
(locate-dominating-file buffer-file-name "mix.exs")))
(flycheck-define-checker elixir-dialyxir
"Elixir dialyxir checker."
:command ("mix" "dialyzer" "--no-check")
:predicate
(lambda ()
(and
(flycheck-buffer-saved-p)
(file-exists-p "deps/dialyxir")))
:error-patterns
((warning line-start
(file-name)
":"
line
": warning: "
(message)
line-end)
(error line-start
(file-name)
":"
line
":"
(message)
line-end))
:working-directory flycheck-dialyxir--project-root
:modes elixir-mode)
;;;###autoload
(defun flycheck-dialyxir-setup ()
"Setup flycheck-dialyxir.
Add `elixir-dialyxir' to `flycheck-checkers'."
(interactive)
(add-to-list 'flycheck-checkers 'elixir-dialyxir t))
(provide 'flycheck-dialyxir)
;;; flycheck-dialyxir.el ends here