NoMethodError#private_call?

* error.c (nometh_err_initialize): add private_call? parameter.
* error.c (nometh_err_private_call_p): add private_call? method,
  to tell if the exception raised in private form FCALL or VCALL.
  [Feature #12043]
* vm_eval.c (make_no_method_exception): append private_call?
  argument.
* vm_insnhelper.c (ci_missing_reason): copy FCALL flag.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53961 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 25 insertions, 0 deletions

diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 7c0674857a..262d27f080 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -762,6 +762,7 @@ end.join
     assert_equal(:foo, e.name)
     assert_equal([1, 2], e.args)
     assert_same(obj, e.receiver)
+    assert_not_predicate(e, :private_call?)
 
     e = assert_raise(NoMethodError) {
       obj.instance_eval {foo(1, 2)}
@@ -769,6 +770,7 @@ end.join
     assert_equal(:foo, e.name)
     assert_equal([1, 2], e.args)
     assert_same(obj, e.receiver)
+    assert_predicate(e, :private_call?)
   end
 
   def test_name_error_info_local_variables
@@ -787,6 +789,29 @@ end.join
     assert_equal(%i[a b c d e f g], e.local_variables.sort)
   end
 
+  def test_name_error_info_method_missing
+    obj = PrettyObject.new
+    def obj.method_missing(*)
+      super
+    end
+
+    e = assert_raise(NoMethodError) {
+      obj.foo(1, 2)
+    }
+    assert_equal(:foo, e.name)
+    assert_equal([1, 2], e.args)
+    assert_same(obj, e.receiver)
+    assert_not_predicate(e, :private_call?)
+
+    e = assert_raise(NoMethodError) {
+      obj.instance_eval {foo(1, 2)}
+    }
+    assert_equal(:foo, e.name)
+    assert_equal([1, 2], e.args)
+    assert_same(obj, e.receiver)
+    assert_predicate(e, :private_call?)
+  end
+
   def test_name_error_info_parent_iseq_mark
     assert_separately(['-', File.join(__dir__, 'bug-11928.rb')], <<-'end;')
       -> {require ARGV[0]}.call