forgot to commit.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55025 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 29 insertions, 0 deletions

diff --git a/ext/-test-/testutil/integer.c b/ext/-test-/testutil/integer.c
new file mode 100644
index 0000000000..da5812c616
--- /dev/null
+++ b/ext/-test-/testutil/integer.c
@@ -0,0 +1,29 @@
+#include "internal.h"
+
+static VALUE
+int_bignum_p(VALUE self)
+{
+    return RB_TYPE_P(self, T_BIGNUM) ? Qtrue : Qfalse;
+}
+
+static VALUE
+int_fixnum_p(VALUE self)
+{
+    return FIXNUM_P(self) ? Qtrue : Qfalse;
+}
+
+static VALUE
+rb_int_to_bignum(VALUE x)
+{
+    if (FIXNUM_P(x))
+        x = rb_int2big(FIX2LONG(x));
+    return x;
+}
+
+void
+Init_integer(VALUE klass)
+{
+    rb_define_method(rb_cInteger, "bignum?", int_bignum_p, 0);
+    rb_define_method(rb_cInteger, "fixnum?", int_fixnum_p, 0);
+    rb_define_method(rb_cInteger, "to_bignum", rb_int_to_bignum, 0);
+}