112 lines
3.2 KiB
EmacsLisp
112 lines
3.2 KiB
EmacsLisp
;;; funcs.el --- Elixir Layer functions File for Spacemacs
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;;
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;; Copyright (c) 2012-2021 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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(defun spacemacs//elixir-backend ()
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"Returns selected backend."
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(if elixir-backend
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elixir-backend
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(cond
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((configuration-layer/layer-used-p 'lsp) 'lsp)
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(t 'alchemist))))
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(defun spacemacs//elixir-setup-backend ()
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"Conditionally setup elixir backend."
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(pcase (spacemacs//elixir-backend)
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(`alchemist (spacemacs//elixir-setup-alchemist))
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(`lsp (spacemacs//elixir-setup-lsp))))
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(defun spacemacs//elixir-setup-company ()
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"Conditionally setup company based on backend."
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(pcase (spacemacs//elixir-backend)
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(`alchemist (spacemacs//elixir-setup-alchemist-company))))
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(defun spacemacs//elixir-setup-dap ()
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"Conditionally setup elixir DAP integration."
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;; currently DAP is only available using LSP
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(pcase (spacemacs//elixir-backend)
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(`lsp (spacemacs//elixir-setup-lsp-dap))))
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;;alchemist
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(defun spacemacs//elixir-setup-alchemist ()
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(alchemist-mode))
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(defun spacemacs//elixir-setup-alchemist-company ()
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(when (configuration-layer/package-used-p 'alchemist)
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(progn
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(spacemacs|add-company-backends
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:backends alchemist-company
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:modes elixir-mode alchemist-iex-mode)
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(company-mode))))
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;;lsp
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(defun spacemacs//elixir-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 (add-to-list 'exec-path elixir-ls-path) (lsp))
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(message "`lsp' layer is not installed, please add `lsp' layer to your dotfile.")))
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(defun spacemacs//elixir-setup-lsp-dap ()
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"Setup DAP integration."
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(require 'dap-elixir))
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;; others
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(defun spacemacs//elixir-default ()
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"Default settings for elixir buffers"
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;; highlight all breakpoints
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(spacemacs/elixir-annotate-pry)
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;; make C-j work the same way as RET
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(local-set-key (kbd "C-j") 'newline-and-indent))
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(defun spacemacs//elixir-looking-back-special-p (expr)
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(save-excursion
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(when (or (looking-back " ")
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(looking-back "-")) (backward-char))
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(looking-back expr)))
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(defun spacemacs//elixir-point-after-fn-p (id action context)
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(save-excursion
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(when (looking-back id) (backward-char))
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(looking-back "fn")))
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(defun spacemacs//elixir-do-end-close-action (id action context)
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(when (eq action 'insert)
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(cond ((spacemacs//elixir-looking-back-special-p id)
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(insert " ") (backward-char))
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((looking-back "(")
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(insert ") ") (backward-char) (backward-char))
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(t
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(newline-and-indent)
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(forward-line -1)
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(indent-according-to-mode)))))
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(defun spacemacs/elixir-annotate-pry ()
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"Highlight breakpoint lines."
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(interactive)
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(highlight-lines-matching-regexp "require IEx; IEx.pry"))
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(defun spacemacs/elixir-toggle-breakpoint ()
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"Add a breakpoint line or clear it if line is already a breakpoint."
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(interactive)
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(let ((trace "require IEx; IEx.pry")
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(line (thing-at-point 'line)))
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(if (and line (string-match trace line))
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(kill-whole-line)
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(progn
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(back-to-indentation)
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(insert trace)
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(newline-and-indent)))))
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