lib: Split collections into readable and writable

[nit.git] / src / utils.nit

diff --git a/src/utils.nit b/src/utils.nit
index 1aa727f..f8dbfbd 100644 (file)
--- a/src/utils.nit
+++ b/src/utils.nit
@@ -22,7 +22,7 @@ package utils
 meth cmangle(symbols: Symbol...): String
 do
        var table = once cmangle_table
-       var res = new String
+       var res = new Buffer
        for sym in symbols do
                if not res.is_empty then
                        res.add('_')
@@ -52,7 +52,7 @@ do
                        end
                end
        end
-       return res
+       return res.to_s
 end
 
 # Build the table that associates character to mangle to string