5d22261db3
* guix/import/gem.scm: (rubygems-fetch, gem->guix-package) (gem-recursive-import): Fix to fetch the specified version of the gem. * guix/scripts/import/gem.scm (show-help): Update the help message. (guix-import-gem): Modify so the version number to be passed to subsequent procedures. * tests/gem.scm: Add tests. * doc/guix.texi (Invoking guix import): Document. Signed-off-by: Christopher Baines <mail@cbaines.net>
113 lines
4.0 KiB
Scheme
113 lines
4.0 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015 David Thompson <davet@gnu.org>
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;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com>
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;;; Copyright © 2021 Sarah Morgensen <iskarian@mgsn.dev>
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;;; Copyright © 2021 Brice Waegeneire <brice@waegenei.re>
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;;; Copyright © 2021 Simon Tournier <zimon.toutoune@gmail.com>
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;;; Copyright © 2022 Taiju HIGASHI <higashi@taiju.info>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; 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 (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; 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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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix scripts import gem)
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#:use-module (guix ui)
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#:use-module (guix utils)
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#:use-module (guix scripts)
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#:use-module (guix import gem)
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#:use-module (guix scripts import)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-37)
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#:use-module (ice-9 match)
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#:use-module (ice-9 format)
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#:use-module (ice-9 receive)
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#:export (guix-import-gem))
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;;;
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;;; Command-line options.
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;;;
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(define %default-options
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'())
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(define (show-help)
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(display (G_ "Usage: guix import gem PACKAGE-NAME[@VERSION] Import and
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convert the RubyGems package for PACKAGE-NAME. Optionally, a version can be
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specified after the at-sign (@) character.\n"))
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(display (G_ "
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-h, --help display this help and exit"))
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(display (G_ "
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-V, --version display version information and exit"))
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(display (G_ "
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-r, --recursive generate package expressions for all Gem packages\
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that are not yet in Guix"))
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(newline)
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(show-bug-report-information))
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(define %options
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;; Specification of the command-line options.
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(cons* (option '(#\h "help") #f #f
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(lambda args
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(show-help)
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(exit 0)))
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(option '(#\V "version") #f #f
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(lambda args
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(show-version-and-exit "guix import gem")))
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(option '(#\r "recursive") #f #f
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(lambda (opt name arg result)
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(alist-cons 'recursive #t result)))
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%standard-import-options))
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;;;
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;;; Entry point.
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;;;
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(define (guix-import-gem . args)
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(define (parse-options)
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;; Return the alist of option values.
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(parse-command-line args %options (list %default-options)
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#:build-options? #f))
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(let* ((opts (parse-options))
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(args (filter-map (match-lambda
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(('argument . value)
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value)
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(_ #f))
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(reverse opts))))
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(match args
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((spec)
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(receive (package-name package-version)
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(package-name->name+version spec)
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(let ((code (if (assoc-ref opts 'recursive)
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(map (match-lambda
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((and ('package ('name name) . rest) pkg)
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`(define-public ,(string->symbol name)
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,pkg))
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(_ #f))
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(gem-recursive-import package-name package-version))
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(let ((sexp (gem->guix-package package-name #:version package-version)))
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(if sexp sexp #f)))))
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(match code
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((or #f '(#f))
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(leave (G_ "failed to download meta-data for package '~a'~%")
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package-name))
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(_ code)))))
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(()
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(leave (G_ "too few arguments~%")))
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((many ...)
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(leave (G_ "too many arguments~%"))))))
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