From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42347) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dm00j-0008TY-9S for guix-patches@gnu.org; Sun, 27 Aug 2017 12:02:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dm00g-0006zo-5b for guix-patches@gnu.org; Sun, 27 Aug 2017 12:02:05 -0400 Received: from debbugs.gnu.org ([208.118.235.43]:49330) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dm00g-0006zk-0q for guix-patches@gnu.org; Sun, 27 Aug 2017 12:02:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1dm00f-0001Dy-Mz for guix-patches@gnu.org; Sun, 27 Aug 2017 12:02:01 -0400 Subject: [bug#28251] [PATCH 3/3] import: Add JSON importer. Resent-Message-ID: From: Ricardo Wurmus Date: Sun, 27 Aug 2017 18:00:46 +0200 Message-Id: <20170827160046.29049-3-rekado@elephly.net> In-Reply-To: <20170827160046.29049-1-rekado@elephly.net> References: <20170827160046.29049-1-rekado@elephly.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+kyle=kyleam.com@gnu.org Sender: "Guix-patches" To: 28251@debbugs.gnu.org Cc: Ricardo Wurmus * guix/scripts/import/json.scm: New file. * guix/scripts/import.scm (importers): Add json. --- guix/scripts/import.scm | 2 +- guix/scripts/import/json.scm | 101 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 102 insertions(+), 1 deletion(-) create mode 100644 guix/scripts/import/json.scm diff --git a/guix/scripts/import.scm b/guix/scripts/import.scm index 9bba074e8..67bc7a755 100644 --- a/guix/scripts/import.scm +++ b/guix/scripts/import.scm @@ -74,7 +74,7 @@ rather than \\n." ;;; (define importers '("gnu" "nix" "pypi" "cpan" "hackage" "stackage" "elpa" "gem" - "cran" "crate" "texlive")) + "cran" "crate" "texlive" "json")) (define (resolve-importer name) (let ((module (resolve-interface diff --git a/guix/scripts/import/json.scm b/guix/scripts/import/json.scm new file mode 100644 index 000000000..b459ef819 --- /dev/null +++ b/guix/scripts/import/json.scm @@ -0,0 +1,101 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2014 Eric Bavier +;;; Copyright © 2015, 2017 Ricardo Wurmus +;;; +;;; 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 . + +(define-module (guix scripts import json) + #:use-module (json) + #:use-module (guix ui) + #:use-module (guix utils) + #:use-module (guix scripts) + #:use-module (guix import utils) + #:use-module (guix scripts import) + #:use-module (guix packages) + #:use-module (srfi srfi-1) + #:use-module (srfi srfi-9 gnu) + #:use-module (srfi srfi-11) + #:use-module (srfi srfi-37) + #:use-module (srfi srfi-41) + #:use-module (ice-9 match) + #:use-module (ice-9 rdelim) + #:use-module (ice-9 format) + #:export (guix-import-json)) + + +;;; +;;; Command-line options. +;;; + +(define %default-options + '()) + +(define (show-help) + (display (G_ "Usage: guix import json PACKAGE-FILE +Import and convert the JSON package definition in PACKAGE-FILE.\n")) + (display (G_ " + -h, --help display this help and exit")) + (display (G_ " + -V, --version display version information and exit")) + (newline) + (show-bug-report-information)) + +(define %options + ;; Specification of the command-line options. + (cons* (option '(#\h "help") #f #f + (lambda args + (show-help) + (exit 0))) + (option '(#\V "version") #f #f + (lambda args + (show-version-and-exit "guix import json"))) + %standard-import-options)) + + +;;; +;;; Entry point. +;;; + +(define (guix-import-json . args) + (define (parse-options) + ;; Return the alist of option values. + (args-fold* args %options + (lambda (opt name arg result) + (leave (G_ "~A: unrecognized option~%") name)) + (lambda (arg result) + (alist-cons 'argument arg result)) + %default-options)) + + (let* ((opts (parse-options)) + (args (filter-map (match-lambda + (('argument . value) + value) + (_ #f)) + (reverse opts)))) + (match args + ((file-name) + (catch 'json-invalid + (lambda () + (let ((json (json-string->scm + (with-input-from-file file-name read-string)))) + ;; TODO: also print define-module boilerplate + (package->code (data->guix-package (hash-table->alist json))))) + (lambda () + (leave (G_ "invalid JSON in file '~a'~%") file-name)))) + (() + (leave (G_ "too few arguments~%"))) + ((many ...) + (leave (G_ "too many arguments~%")))))) -- 2.14.1