Add str:from-list

1 files changed, 10 insertions, 0 deletions

diff --git a/str.lisp b/str.lisp
index e099e26..cbd6fe3 100644
--- a/str.lisp
+++ b/str.lisp
@@ -19,3 +19,13 @@
                                                                      (length input)))
         (queue:add result (subseq input start next)))))
   (queue:to-list (split-rec (queue:new) 0)))
+
+(declaim (ftype (function ((cons char)) (values simple-string) &optional)) from-list)
+(defun from-list (lst)
+  (let ((str (make-string (length lst)))
+        (i 0))
+    (dolist (item lst)
+      (setf (char str i) item)
+      (incf i))
+    str))
+