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enumerator.c: fix inspect with the last empty hash

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[ruby-core:90685] [Bug #15455]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66519 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-12-24 00:48:15 +00:00
parent 5c3be90ae0
commit 483c7290f2
2 changed files with 7 additions and 1 deletions
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2
enumerator.c
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@ -1105,7 +1105,7 @@ append_method(VALUE obj, VALUE str, ID default_method, VALUE default_args)
rb_str_buf_cat2(str, "(");
if (RB_TYPE_P(argv[argc-1], T_HASH)) {
if (RB_TYPE_P(argv[argc-1], T_HASH) && !RHASH_EMPTY_P(argv[argc-1])) {
int all_key = TRUE;
rb_hash_foreach(argv[argc-1], key_symbol_p, (VALUE)&all_key);
if (all_key) kwds = argv[--argc];

6
test/ruby/test_enumerator.rb
View file

@ -407,6 +407,12 @@ class TestEnumerator < Test::Unit::TestCase
e = (0..10).each_cons(2)
assert_equal("#<Enumerator: 0..10:each_cons(2)>", e.inspect)
e = (0..10).each_with_object({})
assert_equal("#<Enumerator: 0..10:each_with_object({})>", e.inspect)
e = (0..10).each_with_object(a: 1)
assert_equal("#<Enumerator: 0..10:each_with_object(a: 1)>", e.inspect)
e = Enumerator.new {|y| y.yield; 10 }
assert_match(/\A#<Enumerator: .*:each>/, e.inspect)