add macros when and unless

This commit is contained in:
Pekka Laiho 2022-07-04 13:28:16 +07:00
parent 8f4edd2106
commit 9aa9d4b20f

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@ -55,6 +55,9 @@ class LispFactory
$lisp->readEval('(def defn (macro (name args body) (quasiquote (def (unquote name) (fn (unquote args) (unquote body))))))');
$lisp->readEval('(def defmacro (macro (name args body) (quasiquote (def (unquote name) (macro (unquote args) (unquote body))))))');
$lisp->readEval('(def when (macro (test body) (quasiquote (if (unquote test) (unquote body) null))))');
$lisp->readEval('(def unless (macro (test body) (quasiquote (if (unquote test) null (unquote body)))))');
// Separate environment for user-defined stuff
$lisp->setEnv(new Env('user', $env));