ruby-changes:26915
From: nobu <ko1@a...>
Date: Tue, 29 Jan 2013 16:49:33 +0900 (JST)
Subject: [ruby-changes:26915] nobu:r38967 (trunk): proc.c: original arity
nobu 2013-01-29 16:49:22 +0900 (Tue, 29 Jan 2013) New Revision: 38967 http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=38967 Log: proc.c: original arity * proc.c (rb_mod_method_arity): return original arity of the method if aliased because of visibility change, like as Method#arity. Added directories: trunk/ext/-test-/method/ trunk/test/-ext-/method/ Added files: trunk/ext/-test-/method/arity.c trunk/ext/-test-/method/extconf.rb trunk/ext/-test-/method/init.c trunk/test/-ext-/method/test_arity.rb Modified files: trunk/ChangeLog trunk/proc.c Index: ChangeLog =================================================================== --- ChangeLog (revision 38966) +++ ChangeLog (revision 38967) @@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1 +Tue Jan 29 16:49:19 2013 Nobuyoshi Nakada <nobu@r...> + + * proc.c (rb_mod_method_arity): return original arity of the method if + aliased because of visibility change, like as Method#arity. + Tue Jan 29 12:05:18 2013 Tanaka Akira <akr@f...> * test/ruby/test_marshal.rb: remove temporally files early. Index: proc.c =================================================================== --- proc.c (revision 38966) +++ proc.c (revision 38967) @@ -1743,10 +1743,26 @@ method_arity(VALUE method) https://github.com/ruby/ruby/blob/trunk/proc.c#L1743 return rb_method_entry_arity(data->me); } +static rb_method_entry_t * +original_method_entry(VALUE mod, ID id) +{ + VALUE rclass; + rb_method_entry_t *me; + while ((me = rb_method_entry(mod, id, &rclass)) != 0) { + rb_method_definition_t *def = me->def; + if (!def) break; + if (def->type != VM_METHOD_TYPE_ZSUPER) break; + mod = RCLASS_SUPER(rclass); + id = def->original_id; + } + return me; +} + int rb_mod_method_arity(VALUE mod, ID id) { - rb_method_entry_t *me = rb_method_entry(mod, id, 0); + rb_method_entry_t *me = original_method_entry(mod, id); + if (!me) return 0; /* should raise? */ return rb_method_entry_arity(me); } Index: ext/-test-/method/init.c =================================================================== --- ext/-test-/method/init.c (revision 0) +++ ext/-test-/method/init.c (revision 38967) @@ -0,0 +1,11 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/method/init.c#L1 +#include "ruby.h" + +#define init(n) {void Init_##n(VALUE klass); Init_##n(klass);} + +void +Init_method(void) +{ + VALUE mBug = rb_define_module("Bug"); + VALUE klass = rb_define_module_under(mBug, "Method"); + TEST_INIT_FUNCS(init); +} Property changes on: ext/-test-/method/init.c ___________________________________________________________________ Added: svn:eol-style + LF Index: ext/-test-/method/extconf.rb =================================================================== --- ext/-test-/method/extconf.rb (revision 0) +++ ext/-test-/method/extconf.rb (revision 38967) @@ -0,0 +1,6 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/method/extconf.rb#L1 +$srcs = Dir[File.join($srcdir, "*.{#{SRC_EXT.join(%q{,})}}")] +inits = $srcs.map {|s| File.basename(s, ".*")} +inits.delete("init") +inits.map! {|s|"X(#{s})"} +$defs << "-DTEST_INIT_FUNCS(X)=\"#{inits.join(' ')}\"" +create_makefile("-test-/method") Property changes on: ext/-test-/method/extconf.rb ___________________________________________________________________ Added: svn:eol-style + LF Index: ext/-test-/method/arity.c =================================================================== --- ext/-test-/method/arity.c (revision 0) +++ ext/-test-/method/arity.c (revision 38967) @@ -0,0 +1,22 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/method/arity.c#L1 +#include "ruby.h" + +static VALUE +obj_method_arity(VALUE self, VALUE obj, VALUE mid) +{ + int arity = rb_obj_method_arity(obj, rb_check_id(&mid)); + return INT2FIX(arity); +} + +static VALUE +mod_method_arity(VALUE self, VALUE mod, VALUE mid) +{ + int arity = rb_mod_method_arity(mod, rb_check_id(&mid)); + return INT2FIX(arity); +} + +void +Init_arity(VALUE mod) +{ + rb_define_module_function(mod, "obj_method_arity", obj_method_arity, 2); + rb_define_module_function(mod, "mod_method_arity", mod_method_arity, 2); +} Property changes on: ext/-test-/method/arity.c ___________________________________________________________________ Added: svn:eol-style + LF Index: test/-ext-/method/test_arity.rb =================================================================== --- test/-ext-/method/test_arity.rb (revision 0) +++ test/-ext-/method/test_arity.rb (revision 38967) @@ -0,0 +1,37 @@ https://github.com/ruby/ruby/blob/trunk/test/-ext-/method/test_arity.rb#L1 +require '-test-/method' +require 'test/unit' + +class TestMethod < Test::Unit::TestCase + class TestArity < Test::Unit::TestCase + class A + def foo0() + end + def foom1(*a) + end + def foom2(a,*b) + end + def foo1(a) + end + def foo2(a,b) + end + end + + class B<A + private :foo1, :foo2 + end + + METHODS = {foo0: 0, foo1: 1, foo2: 2, foom1: -1, foom2: -2} + + def test_base + METHODS.each do |name, arity| + assert_equal(arity, Bug::Method.mod_method_arity(A, name), "A##{name}") + end + end + + def test_zsuper + METHODS.each do |name, arity| + assert_equal(arity, Bug::Method.mod_method_arity(B, name), "B##{name}") + end + end + end +end Property changes on: test/-ext-/method/test_arity.rb ___________________________________________________________________ Added: svn:eol-style + LF -- ML: ruby-changes@q... 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