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-rw-r--r--eval.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/eval.c b/eval.c
index 12ab5e992a..53517c25bf 100644
--- a/eval.c
+++ b/eval.c
@@ -2828,6 +2828,57 @@ rb_f_local_variables(void)
}
+/*
+ * call-seq:
+ * __method__ => string
+ *
+ * Returns the name of the current method as a Symbol.
+ * If called from inside of an aliased method it will return the original
+ * nonaliased name.
+ * If called outside of a method, it returns <code>nil</code>.
+ * See also <code>\_\_callee__</code>.
+ *
+ */
+
+static VALUE
+rb_f_method_name(void)
+{
+ ID fname = rb_frame_callee();
+
+ if (fname) {
+ return ID2SYM(fname);
+ }
+ else {
+ return Qnil;
+ }
+}
+
+/*
+ * call-seq:
+ * __callee__ => string
+ *
+ * Returns the name of the current method as Symbol.
+ * If called from inside of an aliased method it will return the aliased
+ * name.
+ * If called outside of a method, it returns <code>nil</code>.
+ * See also <code>\_\_method__</code>.
+ *
+ */
+
+static VALUE
+rb_f_callee_name(void)
+{
+ /* xxx need to get callee name */
+ ID callee = rb_frame_callee();
+
+ if (callee) {
+ return ID2SYM(callee);
+ }
+ else {
+ return Qnil;
+ }
+}
+
void
Init_eval(void)
{
@@ -2877,6 +2928,9 @@ Init_eval(void)
rb_define_global_function("global_variables", rb_f_global_variables, 0); /* in variable.c */
rb_define_global_function("local_variables", rb_f_local_variables, 0);
+ rb_define_global_function("__method__", rb_f_method_name, 0);
+ rb_define_global_function("__callee__", rb_f_callee_name, 0);
+
rb_define_method(rb_cBasicObject, "send", rb_f_send, -1);
rb_define_method(rb_cBasicObject, "__send__", rb_f_send, -1);
rb_define_method(rb_cBasicObject, "__send", rb_f_send, -1);