92 lines
3.4 KiB
EmacsLisp
92 lines
3.4 KiB
EmacsLisp
;;; lsp-sml.el --- Standard ML client settings -*- lexical-binding: t; -*-
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;; Copyright (c) 2023 Ariel Davis
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;; Author: Ariel Davis <ariel.z.davis@icloud.com>
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;; Keywords: languages, lsp, sml, standard-ml, millet
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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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;; 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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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; lsp-sml client via Millet
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;;; Code:
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(require 'lsp-mode)
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(require 'lsp-completion)
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(defgroup lsp-sml nil
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"LSP support for Standard ML, using the Millet language server."
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:link '(url-link "https://github.com/azdavis/millet")
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:group 'lsp-mode)
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(defcustom lsp-sml-millet-format-engine "none"
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"**WARNING: THE FORMATTER IS HIGHLY EXPERIMENTAL.
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IT MAY IRREVOCABLY DESTROY SOME OR ALL OF YOUR CODE.**
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How to format open SML files on save."
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:type '(choice (const :tag "No formatting." "none")
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(const :tag "Naive formatting." "naive")
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(const :tag "Formatting provided by https://github.com/shwestrick/smlfmt." "smlfmt"))
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:group 'lsp-sml)
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(defcustom lsp-sml-millet-server-diagnostics-filter "syntax"
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"What diagnostics to send per file."
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:type '(choice (const :tag "No filter, i.e. all available diagnostics are sent." "none")
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(const :tag "If there are syntax errors (lex, parse, etc),
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send only those, and do not send e.g. statistics diagnostics." "syntax"))
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:group 'lsp-sml)
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(defcustom lsp-sml-millet-server-diagnostics-moreInfoHint-enable t
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"Show a hint on diagnostic messages about clicking the error code number for more information."
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:type 'boolean
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:group 'lsp-sml)
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(defcustom lsp-sml-millet-server-diagnostics-onChange-enable nil
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"Send diagnostics when file contents change before saving."
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:type 'boolean
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:group 'lsp-sml)
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(defcustom lsp-sml-millet-server-hover-token-enable t
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"Show information about tokens on hover."
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:type 'boolean
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:group 'lsp-sml)
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(defcustom lsp-sml-millet-server-path "millet-ls"
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"Path to the `millet-ls` executable."
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:type 'string
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:group 'lsp-sml)
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(lsp-register-custom-settings
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'(("millet.format.engine" lsp-sml-millet-format-engine)
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("millet.server.diagnostics.filter" lsp-sml-millet-server-diagnostics-filter)
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("millet.server.diagnostics.moreInfoHint.enable" lsp-sml-millet-server-diagnostics-moreInfoHint-enable)
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("millet.server.diagnostics.onChange.enable" lsp-sml-millet-server-diagnostics-onChange-enable)
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("millet.server.hover.token.enable" lsp-sml-millet-server-hover-token-enable)
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("millet.server.path" lsp-sml-millet-server-path)))
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(lsp-register-client
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(make-lsp-client :new-connection (lsp-stdio-connection
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(lambda () lsp-sml-millet-server-path))
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:activation-fn (lsp-activate-on "sml" "millet.toml")
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:language-id "sml"
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:priority -1
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:server-id 'millet))
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(lsp-consistency-check lsp-sml)
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(provide 'lsp-sml)
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;;; lsp-sml.el ends here
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