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enum.c: respect method visibility

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* enum.c (ary_inject_op): should respect method visibility, do not
  optimize uncallable method.  [ruby-core:81349] [Bug #13592]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58871 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-05-24 08:00:42 +00:00
parent da9d5db8bd
commit 5e25bfa2fb
2 changed files with 23 additions and 3 deletions
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7
enum.c
View file

@ -678,8 +678,9 @@ ary_inject_op(VALUE ary, VALUE init, VALUE op)
id = SYM2ID(op);
if (id == idPLUS) {
if ((FIXNUM_P(v) || RB_TYPE_P(v, T_BIGNUM)) &&
rb_method_basic_definition_p(rb_cInteger, idPLUS)) {
if (RB_INTEGER_TYPE_P(v) &&
rb_method_basic_definition_p(rb_cInteger, idPLUS) &&
rb_obj_respond_to(v, idPLUS, FALSE)) {
n = 0;
for (; i < RARRAY_LEN(ary); i++) {
e = RARRAY_AREF(ary, i);
@ -705,7 +706,7 @@ ary_inject_op(VALUE ary, VALUE init, VALUE op)
}
}
for (; i < RARRAY_LEN(ary); i++) {
v = rb_funcall(v, id, 1, RARRAY_AREF(ary, i));
v = rb_funcallv_public(v, id, 1, &RARRAY_CONST_PTR(ary)[i]);
}
return v;
}

19
test/ruby/test_enum.rb
View file

@ -234,6 +234,25 @@ class TestEnumerable < Test::Unit::TestCase
end;
end
def test_inject_array_op_private
assert_separately([], "#{<<~"end;"}\n""end")
all_assertions_foreach("", *%i[+ * / - %]) do |op|
bug = '[ruby-core:81349] [Bug #13592] should respect visibility'
assert_raise_with_message(NoMethodError, /private method/, bug) do
begin
Integer.class_eval do
private op
end
[1,2,3].inject(op)
ensure
Integer.class_eval do
public op
end
end
end
end;
end
def test_partition
assert_equal([[1, 3, 1], [2, 2]], @obj.partition {|x| x % 2 == 1 })
cond = ->(x, i) { x % 2 == 1 }