lsp-sml.el (3467B)
1 ;;; lsp-sml.el --- Standard ML client settings -*- lexical-binding: t; -*- 2 3 ;; Copyright (c) 2023 Ariel Davis 4 5 ;; Author: Ariel Davis <ariel.z.davis@icloud.com> 6 ;; Keywords: languages, lsp, sml, standard-ml, millet 7 8 ;; This program is free software; you can redistribute it and/or modify 9 ;; it under the terms of the GNU General Public License as published by 10 ;; the Free Software Foundation, either version 3 of the License, or 11 ;; (at your option) any later version. 12 13 ;; This program is distributed in the hope that it will be useful, 14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of 15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 ;; GNU General Public License for more details. 17 18 ;; You should have received a copy of the GNU General Public License 19 ;; along with this program. If not, see <https://www.gnu.org/licenses/>. 20 21 ;;; Commentary: 22 23 ;; lsp-sml client via Millet 24 25 ;;; Code: 26 27 (require 'lsp-mode) 28 (require 'lsp-completion) 29 30 (defgroup lsp-sml nil 31 "LSP support for Standard ML, using the Millet language server." 32 :link '(url-link "https://github.com/azdavis/millet") 33 :group 'lsp-mode) 34 35 (defcustom lsp-sml-millet-format-engine "none" 36 "**WARNING: THE FORMATTER IS HIGHLY EXPERIMENTAL. 37 IT MAY IRREVOCABLY DESTROY SOME OR ALL OF YOUR CODE.** 38 39 How to format open SML files on save." 40 :type '(choice (const :tag "No formatting." "none") 41 (const :tag "Naive formatting." "naive") 42 (const :tag "Formatting provided by https://github.com/shwestrick/smlfmt." "smlfmt")) 43 :group 'lsp-sml) 44 45 (defcustom lsp-sml-millet-server-diagnostics-filter "syntax" 46 "What diagnostics to send per file." 47 :type '(choice (const :tag "No filter, i.e. all available diagnostics are sent." "none") 48 (const :tag "If there are syntax errors (lex, parse, etc), 49 send only those, and do not send e.g. statistics diagnostics." "syntax")) 50 :group 'lsp-sml) 51 52 (defcustom lsp-sml-millet-server-diagnostics-moreInfoHint-enable t 53 "Show a hint on diagnostic messages about clicking the error code number for 54 more information." 55 :type 'boolean 56 :group 'lsp-sml) 57 58 (defcustom lsp-sml-millet-server-diagnostics-onChange-enable nil 59 "Send diagnostics when file contents change before saving." 60 :type 'boolean 61 :group 'lsp-sml) 62 63 (defcustom lsp-sml-millet-server-hover-token-enable t 64 "Show information about tokens on hover." 65 :type 'boolean 66 :group 'lsp-sml) 67 68 (defcustom lsp-sml-millet-server-path "millet-ls" 69 "Path to the `millet-ls` executable." 70 :type 'string 71 :group 'lsp-sml) 72 73 (lsp-register-custom-settings 74 '(("millet.format.engine" lsp-sml-millet-format-engine) 75 ("millet.server.diagnostics.filter" lsp-sml-millet-server-diagnostics-filter) 76 ("millet.server.diagnostics.moreInfoHint.enable" lsp-sml-millet-server-diagnostics-moreInfoHint-enable) 77 ("millet.server.diagnostics.onChange.enable" lsp-sml-millet-server-diagnostics-onChange-enable) 78 ("millet.server.hover.token.enable" lsp-sml-millet-server-hover-token-enable) 79 ("millet.server.path" lsp-sml-millet-server-path))) 80 81 (lsp-register-client 82 (make-lsp-client :new-connection (lsp-stdio-connection 83 (lambda () lsp-sml-millet-server-path)) 84 :activation-fn (lsp-activate-on "sml" "millet.toml") 85 :language-id "sml" 86 :priority -1 87 :server-id 'millet)) 88 89 (lsp-consistency-check lsp-sml) 90 91 (provide 'lsp-sml) 92 ;;; lsp-sml.el ends here