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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2022 Pierre Langlois <pierre.langlois@gmx.com>
;;;
;;; 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 (guix build-system tree-sitter)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (guix packages)
#:use-module (guix gexp)
#:use-module (guix monads)
#:use-module (guix search-paths)
#:use-module (guix build-system)
#:use-module (guix build-system gnu)
#:use-module (guix build-system node)
#:use-module (ice-9 match)
#:export (%tree-sitter-build-system-modules
tree-sitter-build
tree-sitter-build-system))
(define %tree-sitter-build-system-modules
;; Build-side modules imported by default.
`((guix build tree-sitter-build-system)
,@%node-build-system-modules))
(define* (lower name
#:key source inputs native-inputs outputs system target
#:allow-other-keys
#:rest arguments)
"Return a bag for NAME from the given arguments."
(define private-keywords
`(#:inputs #:native-inputs #:outputs ,@(if target
'()
'(#:target))))
(define node
(module-ref (resolve-interface '(gnu packages node))
'node-lts))
(define tree-sitter
(module-ref (resolve-interface '(gnu packages tree-sitter))
'tree-sitter))
(define tree-sitter-cli
(module-ref (resolve-interface '(gnu packages tree-sitter))
'tree-sitter-cli))
;; Grammars depend on each other via JS modules, which we package into a
;; dedicated js output.
(define grammar-inputs
(map (match-lambda
((name package)
`(,name ,package "js")))
inputs))
(bag
(name name)
(system system) (target target)
(build-inputs `(,@(if source
`(("source" ,source))
'())
("node" ,node)
("tree-sitter-cli" ,tree-sitter-cli)
,@native-inputs
,@(if target '() grammar-inputs)
;; Keep the standard inputs of 'gnu-build-system'.
,@(if target
(standard-cross-packages target 'host)
'())
,@(standard-packages)))
(host-inputs `(("tree-sitter" ,tree-sitter)
,@(if target grammar-inputs '())))
;; Keep the standard inputs of 'gnu-buid-system'.
(target-inputs (if target
(standard-cross-packages target 'target)
'()))
;; XXX: this is a hack to get around issue #41569.
(outputs (match outputs
(("out") (cons "js" outputs))
(_ outputs)))
(build (if target tree-sitter-cross-build tree-sitter-build))
(arguments (strip-keyword-arguments private-keywords arguments))))
(define* (tree-sitter-build name inputs
#:key
source
(phases '%standard-phases)
(grammar-directories '("."))
(tests? #t)
(outputs '("out" "js"))
(search-paths '())
(system (%current-system))
(guile #f)
(imported-modules %tree-sitter-build-system-modules)
(modules '((guix build utils)
(guix build tree-sitter-build-system))))
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
(tree-sitter-build #:name #$name
#:source #+source
#:system #$system
#:phases #$phases
#:tests? #$tests?
#:grammar-directories '#$grammar-directories
#:outputs #$(outputs->gexp outputs)
#:search-paths
'#$(sexp->gexp
(map search-path-specification->sexp
search-paths))
#:inputs #$(input-tuples->gexp inputs)))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:guile-for-build guile)))
(define* (tree-sitter-cross-build name
#:key
target
build-inputs target-inputs host-inputs
guile source
(phases '%standard-phases)
(grammar-directories '("."))
(tests? #t)
(outputs '("out" "js"))
(search-paths '())
(native-search-paths '())
(system (%current-system))
(build (nix-system->gnu-triplet system))
(imported-modules
%tree-sitter-build-system-modules)
(modules
'((guix build utils)
(guix build tree-sitter-build-system))))
(define builder
(with-imported-modules imported-modules
#~(begin
(use-modules #$@(sexp->gexp modules))
(define %build-host-inputs
#+(input-tuples->gexp build-inputs))
(define %build-target-inputs
(append #$(input-tuples->gexp host-inputs)
#+(input-tuples->gexp target-inputs)))
(define %build-inputs
(append %build-host-inputs %build-target-inputs))
(tree-sitter-build #:name #$name
#:source #+source
#:system #$system
#:build #$build
#:target #$target
#:phases #$phases
#:tests? #$tests?
#:grammar-directories '#$grammar-directories
#:outputs #$(outputs->gexp outputs)
#:inputs %build-target-inputs
#:native-inputs %build-host-inputs
#:search-paths '
#$(sexp->gexp
(map search-path-specification->sexp
search-paths))
#:native-search-paths
'#$(sexp->gexp
(map
search-path-specification->sexp
native-search-paths))))))
(mlet %store-monad ((guile (package->derivation (or guile (default-guile))
system #:graft? #f)))
(gexp->derivation name builder
#:system system
#:target target
#:guile-for-build guile)))
(define tree-sitter-build-system
(build-system
(name 'tree-sitter)
(description "The Tree-sitter grammar build system")
(lower lower)))
;;; tree-sitter.scm ends here
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