Add new client: lsp-rpm-spec (#4302)

This client adds support for rpm spec files leveraging
https://github.com/dcermak/rpm-spec-language-server

Author: dcermak

CHANGELOG.org

@@ -1,5 +1,6 @@
 * Changelog
 ** Unreleased 8.0.1
+  * Add support for RPM spec files
   * Add support for installing lsp dependencies via Cargo.
   * Fix tramp support issues (see [[https://github.com/emacs-lsp/lsp-mode/pull/4204][#4204]])
   * Add Cypher support.

clients/lsp-rpm-spec.el

@@ -0,0 +1,60 @@
+;;; lsp-rpm-spec.el --- lsp-mode integration for the rpm-spec-language-server -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2024 emacs-lsp maintainers
+
+;; Author: emacs-lsp maintainers
+;; Keywords: lsp, rpm-spec
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; LSP Client for RPM Spec files
+
+;;; Code:
+
+(require 'lsp-mode)
+
+(defgroup lsp-rpm-spec nil
+  "LSP support for RPM spec files using rpm-spec-language-server."
+  :group 'lsp-mode
+  :tag "Language Server"
+  :link '(url-link "https://github.com/dcermak/rpm-spec-language-server"))
+
+(defcustom lsp-rpm-spec-server-command '("python" "-m" "rpm_spec_language_server" "--stdio")
+  "Command to start rpm-spec-language-server."
+  :risky t
+  :group 'lsp-rpm-spec
+  :type '(repeat string))
+
+(defun lsp-rpm-spec--install-server (_client callback error-callback update?)
+  "Install the rpm-spec-language-server via pip.
+
+Will invoke CALLBACK or ERROR-CALLBACK based on result.
+If UPDATE? is true, then pip will update the server."
+  (lsp-async-start-process
+   callback
+   error-callback
+   "pip" "install" "--user" "rpm-spec-language-server" (when update? "-U")))
+
+(lsp-register-client
+ (make-lsp-client :new-connection (lsp-stdio-connection (lambda () lsp-rpm-spec-server-command))
+                  :activation-fn (lsp-activate-on "rpm-spec")
+                  :server-id 'rpm-spec-language-server))
+
+(lsp-consistency-check lsp-rpm-spec)
+
+(provide 'lsp-rpm-spec)
+
+;;; lsp-rpm-spec.el ends here

docs/lsp-clients.json

@@ -827,6 +827,14 @@
     "installation": "npm i -g remark-language-server",
     "debugger": "Not available"
   },
+  {
+    "name": "rpm-spec",
+    "full-name": "RPM Spec",
+    "server-name": "rpm-spec-language-server",
+    "server-url": "https://github.com/dcermak/rpm-spec-language-server",
+    "installation": "pip install --user rpm-spec-language-server",
+    "debugger": "Not available"
+  },
   {
     "name": "rubocop",
     "full-name": "Ruby (RuboCop)",

lsp-mode.el

@@ -781,6 +781,7 @@ Changes take effect only when a new session is started."
     ("\\.mdx\\'" . "mdx")
     ("\\.php$" . "php")
     ("\\.rs\\'" . "rust")
+    ("\\.spec\\'" . "rpm-spec")
     ("\\.sql$" . "sql")
     ("\\.cypher$" . "cypher")
     ("\\.svelte$" . "svelte")

mkdocs.yml

@@ -134,6 +134,7 @@ nav:
     - R: page/lsp-r.md
     - Racket (jeapostrophe): page/lsp-racket-langserver.md
     - Racket (Theia): page/lsp-racket-language-server.md
+    - RPM Spec: page/lsp-rpm-spec.md
     - Ruby (RuboCop): page/lsp-rubocop.md
     - Ruby (ruby-lsp): page/lsp-ruby-lsp.md
     - Ruby (Solargraph): page/lsp-solargraph.md