X-Git-Url: http://git.kpe.io/?p=clsql.git;a=blobdiff_plain;f=sql%2Futils.lisp;h=b43e3180e64f6f8d392446229660c6eed1caaab1;hp=515dc49359e98d1a5f6e48d97d72b19c3aa6c3a2;hb=dc107d34212597ed1272cfa21138d384e71b00d2;hpb=8535462c3fdef182cd226770e6e07160f380acac

diff --git a/sql/utils.lisp b/sql/utils.lisp
index 515dc49..b43e318 100644
--- a/sql/utils.lisp
+++ b/sql/utils.lisp
@@ -375,3 +375,20 @@ list of characters and replacement strings."
 (eval-when (:compile-toplevel :load-toplevel :execute)
   (setq cl:*features* (delete :clsql-lowercase-reader cl:*features*)))
 
+(defun replace-all (string part replacement &key (test #'char=) stream)
+  "Returns a new string in which all the occurences of the part 
+is replaced with replacement. [FROM http://cl-cookbook.sourceforge.net/strings.html#manip]"
+  (let ((out (or stream (make-string-output-stream))))
+    (loop with part-length = (length part)
+	  for old-pos = 0 then (+ pos part-length)
+	  for pos = (search part string
+			    :start2 old-pos
+			    :test test)
+	  do (write-string string out
+		   :start old-pos
+		   :end (or pos (length string)))
+	  when pos do (write-string replacement out)
+	    while pos)
+    (unless stream
+      (get-output-stream-string out))))
+