From 99674185d63162eadcded3d2623a181fddf2bbb3 Mon Sep 17 00:00:00 2001 From: Ufuk Kayserilioglu Date: Wed, 26 Jun 2024 17:38:01 -0400 Subject: 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. --- spec/ruby/core/method/parameters_spec.rb | 13 +++++++++++++ spec/ruby/core/proc/parameters_spec.rb | 8 ++++++++ 2 files changed, 21 insertions(+) (limited to 'spec/ruby/core') diff --git a/spec/ruby/core/method/parameters_spec.rb b/spec/ruby/core/method/parameters_spec.rb index f1c2523cf0..41b9cd8d12 100644 --- a/spec/ruby/core/method/parameters_spec.rb +++ b/spec/ruby/core/method/parameters_spec.rb @@ -22,6 +22,12 @@ describe "Method#parameters" do local_is_not_parameter = {} end + ruby_version_is "4.1" do + eval <<-RUBY + def one_noblock(&nil); end + RUBY + end + def forward_parameters(...) end def underscore_parameters(_, _, _ = 1, *_, _:, _: 2, **_, &_); end @@ -187,6 +193,13 @@ describe "Method#parameters" do m.parameters.should == [[:nokey]] end + ruby_version_is "4.1" do + it "returns [[:noblock]] for a method with a single &nil parameter" do + m = MethodSpecs::Methods.instance_method(:one_noblock) + m.parameters.should == [[:noblock]] + end + end + it "works with ->(){} as the value of an optional argument" do m = MethodSpecs::Methods.instance_method(:one_opt_with_stabby) m.parameters.should == [[:opt,:a]] diff --git a/spec/ruby/core/proc/parameters_spec.rb b/spec/ruby/core/proc/parameters_spec.rb index cf8a8f5b12..0876ad0daf 100644 --- a/spec/ruby/core/proc/parameters_spec.rb +++ b/spec/ruby/core/proc/parameters_spec.rb @@ -172,4 +172,12 @@ describe "Proc#parameters" do eval("lambda { it }").parameters.should == [[:req]] end end + + ruby_version_is "4.1" do + it "returns :noblock for &nil parameter" do + eval <<~RUBY + proc { |&nil| }.parameters.should == [[:noblock]] + RUBY + end + end end -- cgit v1.2.3