Clear current argument name at empty block argument [Bug #16343]

1 files changed, 20 insertions, 0 deletions

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 5fb4dfa64f..ba479fa459 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -243,6 +243,16 @@ class TestSyntax < Test::Unit::TestCase
 
     o = Object.new
     assert_warn("") do
+      o.instance_eval("def foo(var: bar {| | var}) var end")
+    end
+
+    o = Object.new
+    assert_warn("") do
+      o.instance_eval("def foo(var: bar {|| var}) var end")
+    end
+
+    o = Object.new
+    assert_warn("") do
       o.instance_eval("def foo(var: def bar(var) var; end) var end")
     end
 
@@ -298,6 +308,16 @@ class TestSyntax < Test::Unit::TestCase
 
     o = Object.new
     assert_warn("") do
+      o.instance_eval("def foo(var = bar {| | var}) var end")
+    end
+
+    o = Object.new
+    assert_warn("") do
+      o.instance_eval("def foo(var = bar {|| var}) var end")
+    end
+
+    o = Object.new
+    assert_warn("") do
       o.instance_eval("def foo(var = def bar(var) var; end) var end")
     end