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Output object_id in ObjectSpace.dump

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Outputs the object ID in the dump for objects that have it seen.
This commit is contained in:
Peter Zhu 2025-01-28 10:15:27 -05:00
parent f0dc9dcdc7
commit d729c1575e
Notes: git 2025-01-30 16:48:31 +00:00 
Merged: https://github.com/ruby/ruby/pull/12657
2 changed files with 19 additions and 0 deletions
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5
ext/objspace/objspace_dump.c
View File

@ -638,6 +638,11 @@ dump_object(VALUE obj, struct dump_config *dc)
dump_append_sizet(dc, memsize);
}
if (FL_TEST(obj, FL_SEEN_OBJ_ID)) {
dump_append(dc, ", \"object_id\":");
dump_append_lu(dc, RB_NUM2ULONG(rb_obj_id(obj)));
}
if ((n = rb_obj_gc_flags(obj, flags, sizeof(flags))) > 0) {
dump_append(dc, ", \"flags\":{");
for (i=0; i<n; i++) {

14
test/objspace/test_objspace.rb
View File

@ -486,6 +486,20 @@ class TestObjSpace < Test::Unit::TestCase
assert_match(/"value":"foobar\h+"/, dump)
end
def test_dump_outputs_object_id
obj = Object.new
# Doesn't output object_id when it has not been seen
dump = ObjectSpace.dump(obj)
assert_not_include(dump, "\"object_id\"")
id = obj.object_id
# Outputs object_id when it has been seen
dump = ObjectSpace.dump(obj)
assert_include(dump, "\"object_id\":#{id}")
end
def test_dump_includes_imemo_type
assert_in_out_err(%w[-robjspace], "#{<<-"begin;"}\n#{<<-'end;'}") do |output, error|
begin;