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Jp-maybe-string

Signature

(jp-maybe-string x &key (ps 'ps)) → ps

Arguments

x — Guard (maybe-stringp x).

Definitions and Theorems

Function: jp-maybe-string-fn

(defun jp-maybe-string-fn (x ps)
  (declare (xargs :stobjs (ps)))
  (declare (xargs :guard (maybe-stringp x)))
  (let ((__function__ 'jp-maybe-string))
    (declare (ignorable __function__))
    (if x (jp-str x) (vl-print "null"))))