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-rw-r--r--io.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/io.c b/io.c
index ac94f9e..583353c 100644
--- a/io.c
+++ b/io.c
@@ -1395,6 +1395,8 @@ Init_IO()
rb_define_const(C_Object, "STDERR", rb_stderr);
argf = obj_alloc(C_Object);
+ rb_extend_object(argf, M_Enumerable);
+
rb_define_variable("$<", &argf, Qnil, rb_readonly_hook, 0);
rb_define_variable("$ARGF", &argf, Qnil, rb_readonly_hook, 0);
@@ -1411,7 +1413,6 @@ Init_IO()
rb_define_single_method(argf, "to_s", Farg_filename, 0);
rb_define_single_method(argf, "filename", Farg_filename, 0);
rb_define_single_method(argf, "file", Farg_file, 0);
- rb_include_module(CLASS_OF(argf), M_Enumerable);
filename = str_new2("-");
rb_define_variable("$FILENAME", &filename, Qnil, rb_readonly_hook, 0);