Move deprecated into node_ext

lib/prism/node_ext.rb

@@ -385,4 +385,106 @@ def full_message_loc
       attribute_write? ? message_loc&.adjoin("=") : message_loc
     end
   end
+
+  class InNode < Node
+    #: () -> String
+    def in # :nodoc
+      in_keyword
+    end
+
+    #: () -> Location
+    def in_loc # :nodoc
+      in_keyword_loc
+    end
+
+    #: () -> String?
+    def then # :nodoc
+      then_keyword
+    end
+
+    #: () -> Location?
+    def then_loc # :nodoc
+      then_keyword_loc
+    end
+  end
+
+  class MatchPredicateNode < Node
+    #: () -> String
+    def operator # :nodoc
+      keyword
+    end
+
+    #: () -> Location
+    def operator_loc # :nodoc
+      keyword_loc
+    end
+  end
+
+  class UnlessNode < Node
+    #: () -> String
+    def keyword # :nodoc
+      unless_keyword
+    end
+
+    #: () -> Location
+    def keyword_loc # :nodoc
+      unless_keyword_loc
+    end
+  end
+
+  class UntilNode < Node
+    #: () -> String
+    def keyword # :nodoc
+      until_keyword
+    end
+
+    #: () -> Location
+    def keyword_loc # :nodoc
+      until_keyword_loc
+    end
+
+    #: () -> String?
+    def closing # :nodoc
+      end_keyword
+    end
+
+    #: () -> Location?
+    def closing_loc # :nodoc
+      end_keyword_loc
+    end
+  end
+
+  class WhenNode < Node
+    #: () -> String
+    def keyword # :nodoc
+      when_keyword
+    end
+
+    #: () -> Location
+    def keyword_loc # :nodoc
+      when_keyword_loc
+    end
+  end
+
+  class WhileNode < Node
+    #: () -> String
+    def keyword # :nodoc
+      while_keyword
+    end
+
+    #: () -> Location
+    def keyword_loc # :nodoc
+      while_keyword_loc
+    end
+
+    #: () -> String?
+    def closing # :nodoc
+      end_keyword
+    end
+
+    #: () -> Location?
+    def closing_loc # :nodoc
+      end_keyword_loc
+    end
+  end
 end

prism.gemspec

@@ -109,7 +109,6 @@ Gem::Specification.new do |spec|
     "include/prism/version.h",
     "lib/prism.rb",
     "lib/prism/compiler.rb",
-    "lib/prism/deprecated.rb",
     "lib/prism/desugar_compiler.rb",
     "lib/prism/dispatcher.rb",
     "lib/prism/dot_visitor.rb",
@@ -179,7 +178,6 @@ Gem::Specification.new do |spec|
     "rbi/rubyvm/node_find.rbi",
     "sig/generated/prism.rbs",
     "sig/generated/prism/compiler.rbs",
-    "sig/generated/prism/deprecated.rbs",
     "sig/generated/prism/desugar_compiler.rbs",
     "sig/generated/prism/dispatcher.rbs",
     "sig/generated/prism/dot_visitor.rbs",