stdlib/zlib/0/gzip_reader.rbs in rbs-3.5.3 vs stdlib/zlib/0/gzip_reader.rbs in rbs-3.6.0.dev.1

@@ -120,18 +120,22 @@
   # The rest of the methods are adequately described in their own documentation.
   #
   class GzipReader < Zlib::GzipFile
     include Enumerable[String]
 
+    def self.wrap: (IO io) -> instance
+                 | (IO io) { (instance gz) -> void } -> void
+
     # <!--
     #   rdoc-file=ext/zlib/zlib.c
     #   - Zlib::GzipReader.open(filename) {|gz| ... }
     # -->
     # Opens a file specified by `filename` as a gzipped file, and returns a
     # GzipReader object associated with that file.  Further details of this method
     # are in Zlib::GzipReader.new and ZLib::GzipFile.wrap.
     #
-    def self.open: (String filename) { (instance gz) -> void } -> instance
+    def self.open: (String | _ToPath filename) -> instance
+                 | (String | _ToPath filename) { (instance gz) -> void } -> void
 
     # <!--
     #   rdoc-file=ext/zlib/zlib.c
     #   - Zlib::GzipReader.zcat(io, options = {}, &block) => nil
     #   - Zlib::GzipReader.zcat(io, options = {}) => string