83 lines
2.7 KiB
EmacsLisp
83 lines
2.7 KiB
EmacsLisp
;;; funcs.el --- Haskell Layer funcs File for Spacemacs
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;;
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;; Copyright (c) 2012-2022 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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;; 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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;;
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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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;;
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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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;; Completion setup functions
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(defun spacemacs-haskell//setup-backend ()
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"Conditionally setup haskell backend."
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(pcase haskell-completion-backend
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('lsp (spacemacs-haskell//setup-lsp))
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('dante (spacemacs-haskell//setup-dante))))
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(defun spacemacs-haskell//setup-company ()
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"Conditionally setup haskell completion backend."
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(when (eq haskell-completion-backend 'dante)
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(spacemacs-haskell//setup-dante-company)))
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;; LSP functions
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(defun spacemacs-haskell//setup-lsp ()
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"Setup lsp backend"
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(if (configuration-layer/layer-used-p 'lsp)
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(progn
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;; The functionality we require from this is not an autoload, but rather some
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;; top-level code that registers a LSP server type. So we need to load it
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;; directly and can't rely on it being autoloaded.
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(require 'lsp-haskell)
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(lsp-deferred))
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(message "`lsp' layer is not installed, please add `lsp' layer to your dotfile.")))
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;; Dante functions
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(defun spacemacs-haskell//setup-dante ()
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(dante-mode)
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(add-to-list 'spacemacs-jump-handlers 'xref-find-definitions))
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(defun spacemacs-haskell//setup-dante-company ()
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(spacemacs|add-company-backends
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:backends (dante-company company-dabbrev-code company-yasnippet)
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:modes haskell-mode))
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(defun spacemacs-haskell//dante-insert-type ()
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(interactive)
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(dante-type-at :insert))
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;; misc
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(defun spacemacs-haskell//disable-electric-indent ()
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"Disable electric indent mode if available"
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;; use only internal indentation system from haskell
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(if (fboundp 'electric-indent-local-mode)
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(electric-indent-local-mode -1)))
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(defun spacemacs/haskell-format-imports ()
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"Sort and align import statements from anywhere in the source file."
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(interactive)
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(save-excursion
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(haskell-navigate-imports)
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(haskell-mode-format-imports)))
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