kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

* proc.c (mnew): generate method object that wraps method_missing,

Browse source 
when #respond_to_missing? is defined.

* test/ruby/test_object.rb (test_respond_to_missing): add test
  suites for #respond_to_missing? changes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25073 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2009-09-24 04:42:28 +00:00
parent 399dace5ed
commit c4b0b4c91c
3 changed files with 62 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
ChangeLog
View file

@ -1,3 +1,11 @@
Thu Sep 24 13:32:53 2009 Yukihiro Matsumoto <matz@ruby-lang.org>
* proc.c (mnew): generate method object that wraps method_missing,
when #respond_to_missing? is defined.
* test/ruby/test_object.rb (test_respond_to_missing): add test
suites for #respond_to_missing? changes.
Thu Sep 24 09:41:42 2009 Marc-Andre Lafortune <ruby-core@marc-andre.ca>
* lib/mathn.rb (Bignum#**): Fixed bignum**fixnum that was broken when

21
proc.c
View file

@ -883,6 +883,19 @@ rb_obj_is_method(VALUE m)
return rb_typeddata_is_kind_of(m, &method_data_type);
}
static VALUE
missing_wrap(VALUE dummy, VALUE args, int argc, VALUE *argv)
{
VALUE new_args = rb_ary_new4(argc, argv);
VALUE obj = RARRAY_PTR(args)[0];
VALUE sym = RARRAY_PTR(args)[1];
rb_ary_unshift(new_args, sym);
return rb_funcall2(obj, rb_intern("method_missing"),
check_argc(RARRAY_LEN(new_args)), RARRAY_PTR(new_args));
}
static VALUE
mnew(VALUE klass, VALUE obj, ID id, VALUE mclass, int scope)
{
@ -896,6 +909,14 @@ mnew(VALUE klass, VALUE obj, ID id, VALUE mclass, int scope)
again:
me = rb_method_entry(klass, id);
if (UNDEFINED_METHOD_ENTRY_P(me)) {
ID rmiss = rb_intern("respond_to_missing?");
VALUE sym = ID2SYM(id);
if (!rb_method_basic_definition_p(klass, rmiss)) {
if (RTEST(rb_funcall(obj, rmiss, 1, sym))) {
return rb_proc_new(missing_wrap, rb_assoc_new(obj, sym));
}
}
rb_print_undef(klass, id, 0);
}
def = me->def;

33
test/ruby/test_object.rb
View file

@ -304,6 +304,39 @@ class TestObject < Test::Unit::TestCase
end
end
def test_respond_to_missing
c = Class.new
c.class_eval do
def respond_to_missing?(id)
if id == :foobar
true
else
false
end
end
def method_missing(id,*args)
if id == :foobar
return [:foo, *args]
else
super
end
end
end
foo = c.new
assert_equal([:foo], foo.foobar);
assert_equal([:foo, 1], foo.foobar(1));
assert(foo.respond_to?(:foobar))
assert_equal(false, foo.respond_to?(:foobarbaz))
assert_raise(NoMethodError) do
foo.foobarbaz
end
foobar = foo.method(:foobar)
assert_equal([:foo], foobar.call);
assert_equal([:foo, 1], foobar.call(1));
end
def test_send_with_no_arguments
assert_raise(ArgumentError) { 1.send }
end