282 lines
9.8 KiB
EmacsLisp
282 lines
9.8 KiB
EmacsLisp
;;; packages.el --- Haskell Layer packages File for Spacemacs
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;;
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;; Copyright (c) 2012-2017 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;;; License: GPLv3
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(setq haskell-packages
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'(
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cmm-mode
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(company-cabal :toggle (configuration-layer/package-usedp 'company))
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company-ghci
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company-ghc
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flycheck
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(flycheck-haskell :toggle (configuration-layer/package-usedp 'flycheck))
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ggtags
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ghc
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haskell-mode
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haskell-snippets
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helm-gtags
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(helm-hoogle :toggle (configuration-layer/package-usedp 'helm))
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hindent
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hlint-refactor
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intero
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(dante :toggle (version<= "25" emacs-version))
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))
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(defun haskell/init-cmm-mode ()
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(use-package cmm-mode
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:defer t))
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(defun haskell/init-company-cabal ()
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(use-package company-cabal
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:defer t
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:init (spacemacs|add-company-backends
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:backends company-cabal
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:modes haskell-cabal-mode)))
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(defun haskell/init-company-ghci ()
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(use-package company-ghci
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:defer t))
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(defun haskell/init-company-ghc ()
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(use-package company-ghc
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:defer t))
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(defun haskell/post-init-ggtags ()
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(add-hook 'haskell-mode-local-vars-hook #'spacemacs/ggtags-mode-enable))
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(defun haskell/init-ghc ()
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(use-package ghc
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:defer t))
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(defun haskell/init-dante ())
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(defun haskell/init-intero ()
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(use-package intero
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:defer t
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:config
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(progn
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(spacemacs|diminish intero-mode " λ" " \\")
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(advice-add 'intero-repl-load
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:around #'haskell-intero//preserve-focus))))
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(defun haskell/init-helm-hoogle ()
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(use-package helm-hoogle
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:defer t
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:init
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(dolist (mode haskell-modes)
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(spacemacs/set-leader-keys-for-major-mode mode "hf" 'helm-hoogle))))
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(defun haskell/post-init-flycheck ()
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(spacemacs/enable-flycheck 'haskell-mode))
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(defun haskell/init-flycheck-haskell ()
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(use-package flycheck-haskell
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:commands flycheck-haskell-configure
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:init (add-hook 'flycheck-mode-hook 'flycheck-haskell-configure)))
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(defun haskell/init-haskell-mode ()
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(use-package haskell-mode
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:defer t
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:init
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(progn
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(add-hook 'haskell-mode-local-vars-hook
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#'spacemacs-haskell//setup-completion-backend)
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(defun spacemacs//force-haskell-mode-loading ()
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"Force `haskell-mode' loading when visiting cabal file."
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(require 'haskell-mode))
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(add-hook 'haskell-cabal-mode-hook
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'spacemacs//force-haskell-mode-loading)
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;; Haskell cabal files interact badly with electric-indent-mode
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;; note: we cannot add this hook in :config, since haskell-mode might
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;; only be loaded after cabal-mode hooks are already run (see add-hook above)
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(add-hook 'haskell-cabal-mode-hook #'spacemacs-haskell//disable-electric-indent)
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(setq
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;; Use notify.el (if you have it installed) at the end of running
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;; Cabal commands or generally things worth notifying.
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haskell-notify-p t
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;; Remove annoying error popups
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haskell-interactive-popup-errors nil
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;; Better import handling
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haskell-process-suggest-remove-import-lines t
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haskell-process-auto-import-loaded-modules t
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;; Disable haskell-stylish-on-save, as it breaks flycheck highlighting.
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;; NOTE: May not be true anymore - taksuyu 2015-10-06
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haskell-stylish-on-save nil))
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:config
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(progn
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(defun spacemacs/haskell-interactive-bring ()
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"Bring up the interactive mode for this session without
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switching to it."
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(interactive)
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(let* ((session (haskell-session))
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(buffer (haskell-session-interactive-buffer session)))
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(display-buffer buffer)))
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;; hooks
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(add-hook 'haskell-mode-hook #'spacemacs-haskell//disable-electric-indent)
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;; prefixes
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(dolist (mode haskell-modes)
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(spacemacs/declare-prefix-for-mode mode "mg" "haskell/navigation")
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(spacemacs/declare-prefix-for-mode mode "ms" "haskell/repl")
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(spacemacs/declare-prefix-for-mode mode "mc" "haskell/cabal")
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(spacemacs/declare-prefix-for-mode mode "mh" "haskell/documentation")
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(spacemacs/declare-prefix-for-mode mode "md" "haskell/debug")
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(spacemacs/declare-prefix-for-mode mode "mr" "haskell/refactor"))
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(spacemacs/declare-prefix-for-mode 'haskell-interactive-mode "ms" "haskell/repl")
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(spacemacs/declare-prefix-for-mode 'haskell-cabal-mode "ms" "haskell/repl")
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;; key bindings
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(defun spacemacs/haskell-process-do-type-on-prev-line ()
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(interactive)
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(haskell-process-do-type 1))
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(dolist (mode haskell-modes)
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(spacemacs/set-leader-keys-for-major-mode mode
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"gi" 'haskell-navigate-imports
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"F" 'haskell-mode-stylish-buffer
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"sb" 'haskell-process-load-file
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"sc" 'haskell-interactive-mode-clear
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"ss" 'spacemacs/haskell-interactive-bring
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"sS" 'haskell-interactive-switch
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"ca" 'haskell-process-cabal
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"cb" 'haskell-process-cabal-build
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"cc" 'haskell-compile
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"cv" 'haskell-cabal-visit-file
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"hd" 'inferior-haskell-find-haddock
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"hh" 'hoogle
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"hH" 'haskell-hoogle-lookup-from-local
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"hi" 'haskell-process-do-info
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"ht" 'haskell-process-do-type
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"hT" 'spacemacs/haskell-process-do-type-on-prev-line
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"hy" 'hayoo
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"da" 'haskell-debug/abandon
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"db" 'haskell-debug/break-on-function
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"dB" 'haskell-debug/delete
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"dc" 'haskell-debug/continue
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"dd" 'haskell-debug
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"dn" 'haskell-debug/next
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"dN" 'haskell-debug/previous
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"dp" 'haskell-debug/previous
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"dr" 'haskell-debug/refresh
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"ds" 'haskell-debug/step
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"dt" 'haskell-debug/trace))
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(evilified-state-evilify haskell-debug-mode haskell-debug-mode-map
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"RET" 'haskell-debug/select
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"a" 'haskell-debug/abandon
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"b" 'haskell-debug/break-on-function
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"c" 'haskell-debug/continue
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"d" 'haskell-debug/delete
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"i" 'haskell-debug/step
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"s" 'haskell-debug/next
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"S" 'haskell-debug/previous
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"r" 'haskell-debug/refresh
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"t" 'haskell-debug/trace)
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;; configure C-c C-l so it doesn't throw any errors
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(bind-key "C-c C-l" 'haskell-process-load-file haskell-mode-map)
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;; Switch back to editor from REPL
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(spacemacs/set-leader-keys-for-major-mode 'haskell-interactive-mode
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"sS" 'haskell-interactive-switch-back)
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;; Compile
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(spacemacs/set-leader-keys-for-major-mode 'haskell-cabal
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"C" 'haskell-compile)
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;; Cabal-file bindings
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(spacemacs/set-leader-keys-for-major-mode 'haskell-cabal-mode
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;; "=" 'haskell-cabal-subsection-arrange-lines ;; Does a bad job, 'gg=G' works better
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"d" 'haskell-cabal-add-dependency
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"b" 'haskell-cabal-goto-benchmark-section
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"e" 'haskell-cabal-goto-executable-section
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"t" 'haskell-cabal-goto-test-suite-section
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"m" 'haskell-cabal-goto-exposed-modules
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"l" 'haskell-cabal-goto-library-section
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"n" 'haskell-cabal-next-subsection
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"p" 'haskell-cabal-previous-subsection
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"sc" 'haskell-interactive-mode-clear
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"ss" 'spacemacs/haskell-interactive-bring
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"sS" 'haskell-interactive-switch
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"N" 'haskell-cabal-next-section
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"P" 'haskell-cabal-previous-section
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"f" 'haskell-cabal-find-or-create-source-file)
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;; Make "RET" behaviour in REPL saner
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(evil-define-key 'insert haskell-interactive-mode-map
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(kbd "RET") 'haskell-interactive-mode-return)
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(evil-define-key 'normal haskell-interactive-mode-map
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(kbd "RET") 'haskell-interactive-mode-return))
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;; align rules for Haskell
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(with-eval-after-load 'align
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(add-to-list 'align-rules-list
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'(haskell-types
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(regexp . "\\(\\s-+\\)\\(::\\|∷\\)\\s-+")
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(modes . haskell-modes)))
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(add-to-list 'align-rules-list
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'(haskell-assignment
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(regexp . "\\(\\s-+\\)=\\s-+")
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(modes . haskell-modes)))
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(add-to-list 'align-rules-list
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'(haskell-arrows
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(regexp . "\\(\\s-+\\)\\(->\\|→\\)\\s-+")
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(modes . haskell-modes)))
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(add-to-list 'align-rules-list
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'(haskell-left-arrows
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(regexp . "\\(\\s-+\\)\\(<-\\|←\\)\\s-+")
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(modes . haskell-modes))))))
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(defun haskell/init-haskell-snippets ()
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;; manually load the package since the current implementation is not lazy
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;; loading friendly (funny coming from the haskell mode :-))
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(setq haskell-snippets-dir
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(configuration-layer/get-elpa-package-install-directory
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'haskell-snippets))
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(defun haskell-snippets-initialize ()
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(let ((snip-dir (expand-file-name "snippets" haskell-snippets-dir)))
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(add-to-list 'yas-snippet-dirs snip-dir t)
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(yas-load-directory snip-dir)))
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(with-eval-after-load 'yasnippet (haskell-snippets-initialize)))
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(defun haskell/post-init-helm-gtags ()
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(spacemacs/helm-gtags-define-keys-for-mode 'haskell-mode))
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;; doesn't support literate-haskell-mode :(
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(defun haskell/init-hindent ()
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(use-package hindent
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:defer t
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:if (stringp haskell-enable-hindent-style)
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:init
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(add-hook 'haskell-mode-hook #'hindent-mode)
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:config
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(progn
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(setq hindent-style haskell-enable-hindent-style)
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(spacemacs/set-leader-keys-for-major-mode 'haskell-mode
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"f" 'hindent-reformat-decl))))
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(defun haskell/init-hlint-refactor ()
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(use-package hlint-refactor
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:defer t
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:init
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(progn
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(spacemacs/set-leader-keys-for-major-mode 'haskell-mode
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"rb" 'hlint-refactor-refactor-buffer
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"rr" 'hlint-refactor-refactor-at-point))))
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