javascript: Implement parameter reference javascript subset language.

* ravanan/javascript.scm, tests/javascript.scm: New files.
* ravanan/command-line-tool.scm: Import (ravanan javascript).
(coerce-expression): Use evaluate-simple-parameter-reference.
(interpolate-parameter-references)[tokenize]: Move to (ravanan
javascript) as tokenize-parameter-references.

1 files changed, 53 insertions, 0 deletions

diff --git a/tests/javascript.scm b/tests/javascript.scm
new file mode 100644
index 0000000..5f23153
--- /dev/null
+++ b/tests/javascript.scm
@@ -0,0 +1,53 @@
+;;; ravanan --- High-reproducibility CWL runner powered by Guix
+;;; Copyright © 2024 Arun Isaac <arunisaac@systemreboot.net>
+;;;
+;;; This file is part of ravanan.
+;;;
+;;; ravanan 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.
+;;;
+;;; ravanan 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 ravanan.  If not, see <https://www.gnu.org/licenses/>.
+
+(use-modules (srfi srfi-64)
+             (ravanan work monads)
+             (ravanan javascript))
+
+(test-begin "javascript")
+
+(test-equal "evaluate parameter reference"
+  "c"
+  (from-maybe
+   (evaluate-simple-parameter-reference "$(inputs.message['bar'][\"foo\"][2])"
+                                        '(("inputs" ("message" ("bar" ("foo" . #("a" "b" "c" "d")))))))
+   #f))
+
+(test-equal "evaluate parameter reference with string interpolation"
+  "24foo12foobar"
+  (from-maybe
+   (evaluate-simple-parameter-reference "$(runtime.cores)foo$(inputs.threads)$(inputs.output_filename)"
+                                        '(("inputs"
+                                           ("threads" . 12)
+                                           ("output_filename" . "foobar"))
+                                          ("runtime" ("cores" . 24))))
+   #f))
+
+(test-equal "evaluate parameter reference with string interpolation of JSON trees"
+  "foo[0,1,2,3]{\"bar\":2,\"foo\":1}"
+  (from-maybe
+   (evaluate-simple-parameter-reference "foo$(inputs.vector)$(inputs.object)"
+                                        '(("inputs"
+                                           ("object"
+                                            ("foo" . 1)
+                                            ("bar" . 2))
+                                           ("vector" . #(0 1 2 3)))))
+   #f))
+
+(test-end "javascript")