Merge pull request protocolbuffers#9436 from haberman/ruby-upb2

Updated Ruby to the current version of upb

CHANGES.txt

@@ -1,3 +1,14 @@
+Unreleased Changes (C++/Java/Python/PHP/Objective-C/C#/Ruby/JavaScript)
+
+  Ruby
+  * JSON will now output shorter strings for double and float fields when possible
+    without losing precision.
+  * Encoding and decoding of binary format will now work properly on big-endian
+    systems.
+  * UTF-8 verification was fixed to properly reject surrogate code points.
+  * Unknown enums for proto2 protos now properly implement proto2's behavior of
+    putting such values in unknown fields.
+
 2022-01-10 version 3.19.3 (C++/Java/Python/PHP/Objective-C/C#/Ruby/JavaScript)
 
   Python

ruby/Rakefile

@@ -80,6 +80,14 @@ if RUBY_PLATFORM == "java"
   end
 
 else
+  unless ENV['IN_DOCKER'] == 'true'
+    # We need utf8_range in-tree.
+    FileUtils.mkdir_p("ext/google/protobuf_c/third_party/utf8_range")
+    FileUtils.cp("../third_party/utf8_range/utf8_range.h", "ext/google/protobuf_c/third_party/utf8_range")
+    FileUtils.cp("../third_party/utf8_range/utf8_range.c", "ext/google/protobuf_c/third_party/utf8_range")
+    FileUtils.cp("../third_party/utf8_range/LICENSE", "ext/google/protobuf_c/third_party/utf8_range")
+  end
+
   Rake::ExtensionTask.new("protobuf_c", spec) do |ext|
     unless RUBY_PLATFORM =~ /darwin/
       # TODO: also set "no_native to true" for mac if possible. As is,