lib: Split collections into readable and writable

[nit.git] / src / compiling / compiling_methods.nit

diff --git a/src/compiling/compiling_methods.nit b/src/compiling/compiling_methods.nit
index 4556ba2..1253a51 100644 (file)
--- a/src/compiling/compiling_methods.nit
+++ b/src/compiling/compiling_methods.nit
@@ -73,12 +73,12 @@ redef class CompilerVisitor
        # Generate an fprintf to display an error location
        meth printf_locate_error(node: PNode): String
        do
-               var s = "fprintf(stderr, \""
+               var s = new Buffer.from("fprintf(stderr, \"")
                if nmc != null then s.append(" in %s")
                s.append(" (%s:%d)\\n\", ")
                if nmc != null then s.append("LOCATE_{nmc.method.cname}, ")
                s.append("LOCATE_{module.name}, {node.line_number});")
-               return s
+               return s.to_s
        end
 
        redef init(module: MMSrcModule)
@@ -1194,7 +1194,7 @@ redef class AStringFormExpr
        do
                var len = 0
                var str = string_text
-               var res = new String
+               var res = new Buffer
                var i = 0
                while i < str.length do
                        var c = str[i]
@@ -1210,7 +1210,7 @@ redef class AStringFormExpr
                        res.add(c)
                        i = i + 1
                end
-               _cstring = res
+               _cstring = res.to_s
                _cstring_length = len
        end
 end