leque / scheme-datum

Write an elisp datum as a R7RS Scheme datum.

scheme-datum.el

Write an elisp datum as a R7RS Scheme datum.

This package can handle

• integers,
• floats,
• strings,
• symbols,
• cons cells,
• nil, and
• vectors.

t and nil

t is written as a symbol. nil is written as an empty list.

Examples

(require 'scheme-datum)

(scheme-datum-write-simple '(42 'foo ["bar"] . 3.14))
;; -| (42 'foo #("bar") . 3.14)

(scheme-datum-write-simple (list (/ 1 0.0) (/ -1 0.0) (/ 0 0.0)))
;; -| (+inf.0 -inf.0 +nan.0)

(scheme-datum-write-simple '\(*\ 1\ 2\))
;; -| |(* 1 2)|

(scheme-datum-write-simple '+-*/_~!@$%^&=:<>{})
;; -| |+-*/_~!@$%^&=:<>{}|

(scheme-datum-write-simple '|)
;; -| |\||

(scheme-datum-write-simple '##)
;; -| ||

(scheme-datum-write-simple (list t nil))
;; -| (t ())