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* numeric.c (num_sadded): prohibit singleton method definition for

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Numerics.  fill yet another gap between Fixnum and Bignum.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5076 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2003-12-01 13:16:09 +00:00
parent b0acbc4c9a
commit ac761cda20
4 changed files with 61 additions and 42 deletions
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14
numeric.c
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@ -158,6 +158,19 @@ rb_num_coerce_relop(x, y)
return c;
}
static VALUE
num_sadded(x, name)
VALUE x, name;
{
ruby_frame = ruby_frame->prev; /* pop frame for "singleton_method_added" */
/* Numerics should be values; singleton_methods should not be added to them */
rb_raise(rb_eTypeError,
"can't define singleton method \"%s\" for %s",
rb_id2name(rb_to_id(name)),
rb_obj_classname(x));
return Qnil; /* not reached */
}
static VALUE
num_init_copy(x, y)
VALUE x, y;
@ -1820,6 +1833,7 @@ Init_Numeric()
rb_eFloatDomainError = rb_define_class("FloatDomainError", rb_eRangeError);
rb_cNumeric = rb_define_class("Numeric", rb_cObject);
rb_define_method(rb_cNumeric, "singleton_method_added", num_sadded, 1);
rb_include_module(rb_cNumeric, rb_mComparable);
rb_define_method(rb_cNumeric, "initialize_copy", num_init_copy, 1);
rb_define_method(rb_cNumeric, "coerce", num_coerce, 1);