Start handling `&nil` in method parameters

Similar to `:nokey` for `**nil` declaring methods/procs, a method/proc with a `&nil` declaration will return a `:noblock` entry in the parameters array.

2 files changed, 2 insertions, 2 deletions

diff --git a/spec/ruby/language/block_spec.rb b/spec/ruby/language/block_spec.rb
index 1890f0726a..ad6f7190b4 100644
--- a/spec/ruby/language/block_spec.rb
+++ b/spec/ruby/language/block_spec.rb
@@ -1111,7 +1111,7 @@ describe "`it` calls without arguments in a block" do
     end
   end
 
-  ruby_version_is "3.4" do
+  ruby_version_is "4.1" do
     it "works alongside disallowed block argument" do
       no_block = eval <<-EOF
         proc {|arg1, &nil| arg1}
diff --git a/spec/ruby/language/method_spec.rb b/spec/ruby/language/method_spec.rb
index d12fd71b21..dd93703d9f 100644
--- a/spec/ruby/language/method_spec.rb
+++ b/spec/ruby/language/method_spec.rb
@@ -1128,7 +1128,7 @@ describe "A method" do
       result.should == [1, nil, nil, {foo: :bar}, nil, {}]
     end
 
-    ruby_version_is "3.4" do
+    ruby_version_is "4.1" do
       evaluate <<-ruby do
         def m(a, &nil); a end;
         ruby