1{ cue, writeShellScript, lib }:
2# `document` must be a fragment of definition or structure that the input data will be matched against.
3# `document` must exist in the Cue schema file provided (`cueSchemaFile`).
4# The result is a script that can be used to validate the input data (JSON/YAML and more can be supported depending on Cue)
5# against the fragment described by `document` or the whole definition.
6# The script will be strict and enforce concrete values, i.e. partial documents are not supported.
7cueSchemaFile: { document ? null }:
8 writeShellScript "validate-using-cue"
9 ''${cue}/bin/cue \
10 --all-errors \
11 --strict \
12 vet \
13 --concrete \
14 "$1" \
15 ${cueSchemaFile} \
16 ${lib.optionalString (document != null) "-d \"${document}\""}
17 ''