Subject: [PATCH] gnu: Add zls

From: Maya Tomasek <[email-masked]>
Date: Sat, 17 Dec 2022 12:41:48 +0100

From: Maya Tomasek <[email-masked]>

---
 gnu/local.mk             |  1 +
 gnu/packages/zig-xyz.scm | 68 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 gnu/packages/zig-xyz.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 9120d7a263..ad47fcd216 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -641,6 +641,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/xorg.scm				\
   %D%/packages/xfce.scm				\
   %D%/packages/zig.scm				\
+  %D%/packages/zig-xyz.scm			\
   %D%/packages/zile.scm				\
   %D%/packages/zwave.scm			\
 						\
diff --git a/gnu/packages/zig-xyz.scm b/gnu/packages/zig-xyz.scm
new file mode 100644
index 0000000000..131d200ec7
--- /dev/null
+++ b/gnu/packages/zig-xyz.scm
@@ -0,0 +1,68 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2022 Maya Tomasek <[email-masked]>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix 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.
+;;;
+;;; GNU Guix 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 GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages zig-xyz)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix gexp)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages zig)
+  #:use-module (gnu packages python))
+
+(define-public zig-zls
+  (package
+    (name "zig-zls")
+    (version "0.9.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/zigtools/zls")
+                    (commit version)
+                    (recursive? #t)))
+              (sha256
+               (base32 "1hhs7dz9rpshfd1a7x5swmix2rmh53vsqskh3mzqlrj2lgb3cnii"))))
+    (build-system gnu-build-system)
+    (inputs (list zig python))
+    (arguments
+     (list
+      #:modules '((guix build gnu-build-system)
+                  (guix build utils))
+      #:phases
+      #~(modify-phases %standard-phases
+          (delete 'configure)
+          (replace 'build
+            (lambda* (#:key outputs #:allow-other-keys)
+              (let ((out (assoc-ref outputs "out"))
+                    (zig (string-append #$zig "/bin/zig")))
+                ;; zig defaults it's cache dir to subdir of $HOME, which is not defined in the build environment
+                (setenv "ZIG_GLOBAL_CACHE_DIR"
+                        (string-append (getcwd) "/zig-cache"))
+                ;; invoke the install target of the build command
+                (invoke zig "build" "install" "-Drelease-safe" "--prefix" out))))
+          (delete 'install)
+          (replace 'check
+            (lambda _
+              (let ((zig (string-append #$zig "/bin/zig")))
+                ;; run the test target
+                (invoke zig "build" "test")))))))
+    (synopsis "Zig language server")
+    (description "Zig Language Server is a language server implementing the Language Server Protocol (LSP) for the @code{zig} programming language.")
+    (home-page "https://github.com/zigtools/zls")
+    (license license:expat)))
-- 
2.38.1