[Truffle] Shim IO::printf from Rubinius as it uses Sprinter

jruby · Apr 23, 2015 · d5bd288 · d5bd288
1 parent f1e5ff5
commit d5bd288
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/truffle/src/main/ruby/core/shims.rb b/truffle/src/main/ruby/core/shims.rb
@@ -187,3 +187,14 @@ module Math
 
 $PROGRAM_NAME = $0
 $$ = Process.pid
+
+# IO::printf from Rubinius uses Rubinius::Sprinter
+
+class IO
+
+  def printf(fmt, *args)
+    fmt = StringValue(fmt)
+    write sprintf(fmt, *args)
+  end
+
+end