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#! @GUILE@
-*- scheme -*-
!#
;;; ccwl --- Concise Common Workflow Language
;;; Copyright © 2021 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of ccwl.
;;;
;;; ccwl 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.
;;;
;;; ccwl 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 ccwl.  If not, see <https://www.gnu.org/licenses/>.

;;; Commentary:

;; This script compiles a CCWL workflow to CWL.

;;; Code:

(use-modules (srfi srfi-37)
             (ice-9 match)
             (ccwl ccwl)
             (ccwl cwl))

(define (invalid-option opt name arg result)
  (error "Invalid option" name))

(define main
  (match-lambda*
    ((_ "compile" args ...)
     (let* ((args (args-fold args
                             '()
                             invalid-option
                             (lambda (arg result)
                               (acons 'source-file arg result))
                             '())))
       ;; FIXME: Compiling ccwl files fails since the workflow macro is
       ;; unable to access command definitions.
       (set! %load-should-auto-compile #f)
       (workflow->cwl (load (canonicalize-path (assq-ref args 'source-file)))
                      (current-output-port))))
    ((program _ ...)
     (format (current-error-port)
             "Usage: ~a compile input-file~%"
             program)
     (exit #f))))

(apply main (command-line))