Replace (str) with (concat)

examples/benchmark.fs.lisp

@@ -0,0 +1,14 @@
+; filesystem
+(
+  ; print path 
+  (echo 
+    (filepath))
+  ; print folder path 
+  (echo 
+    (dirpath))
+  ; print file content 
+  (echo 
+    (file))
+  ; print folder content 
+  (echo 
+    (dir)))

examples/benchmark.lisp

@@ -53,7 +53,7 @@
 
 ; Generics
 
-  (test "str" (str 1 4 "-" (add 3 4) ".jpg") "14-7.jpg")
+  (test "concat" (concat 1 4 "-" (add 3 4) ".jpg") "14-7.jpg")
 
 ; Interop
   (test "interop" ((of (of (js) "Math") "max") 2 4) 4)