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-rwxr-xr-xlib/pure/ropes.nim4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/pure/ropes.nim b/lib/pure/ropes.nim
index 52406d4d1..69737576f 100755
--- a/lib/pure/ropes.nim
+++ b/lib/pure/ropes.nim
@@ -287,7 +287,7 @@ when false:
         if frmt[i] != '$': inc(i)
         else: break 
       if i - 1 >= start: 
-        add(result, copy(frmt, start, i-1))
+        add(result, substr(frmt, start, i-1))
   
 proc `%`*(frmt: string, args: openarray[PRope]): PRope {. 
   rtl, extern: "nroFormat".} =
@@ -330,7 +330,7 @@ proc `%`*(frmt: string, args: openarray[PRope]): PRope {.
       if frmt[i] != '$': inc(i)
       else: break 
     if i - 1 >= start: 
-      add(result, copy(frmt, start, i - 1))
+      add(result, substr(frmt, start, i - 1))
 
 proc addf*(c: var PRope, frmt: string, args: openarray[PRope]) {.
   rtl, extern: "nro$1".} =