guile-openai/openai/utils/json.scm

;;; guile-openai --- An OpenAI API client for Guile
;;; Copyright © 2023 Andrew Whatson <whatson@tailcall.au>
;;;
;;; This file is part of guile-openai.
;;;
;;; guile-openai is free software: you can redistribute it and/or modify
;;; it under the terms of the GNU Affero General Public License as
;;; published by the Free Software Foundation, either version 3 of the
;;; License, or (at your option) any later version.
;;;
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the GNU Affero General Public
;;; License along with guile-openai.  If not, see
;;; <https://www.gnu.org/licenses/>.

(define-module (openai utils json)
  #:use-module (json)
  #:export (write-pretty-json))

(define* (write-pretty-json str #:optional (port (current-output-port)))
  (or (and=> (false-if-exception
              (json-string->scm str #:ordered #t))
             (lambda (scm)
               (scm->json scm port #:pretty #t)
               #t))
      (display str port))
  (newline port))