https://git.ruby-lang.org/ruby.git/commit/?id=5f206cebb9

From 5f206cebb995ec3b0ff279c6a78c2a952b3c1be7 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@r...>
Date: Fri, 8 Nov 2019 15:47:18 +0900
Subject: Promote observer to default gems. But not yet released


diff --git a/doc/maintainers.rdoc b/doc/maintainers.rdoc
index 1cc73df..062c492 100644
--- a/doc/maintainers.rdoc
+++ b/doc/maintainers.rdoc
@@ -64,8 +64,6 @@ Zachary Scott (zzak) https://github.com/ruby/ruby/blob/trunk/doc/maintainers.rdoc#L64
   NARUSE, Yui (naruse)
 [lib/net/protocol.rb]
   _unmaintained_
-[lib/observer.rb]
-  _unmaintained_
 [lib/open-uri.rb]
   Tanaka Akira (akr)
 [lib/optparse.rb, lib/optparse/*]
@@ -213,6 +211,9 @@ Zachary Scott (zzak) https://github.com/ruby/ruby/blob/trunk/doc/maintainers.rdoc#L211
   _unmaintained_
   https://github.com/ruby/net-smtp
   https://rubygems.org/gems/net-smtp
+[lib/observer.rb]
+  _unmaintained_
+  https://github.com/ruby/observer
 [lib/open3.rb]
   _unmaintained_
   https://github.com/ruby/open3
diff --git a/doc/standard_library.rdoc b/doc/standard_library.rdoc
index ed6829f..5b27ea8 100644
--- a/doc/standard_library.rdoc
+++ b/doc/standard_library.rdoc
@@ -20,7 +20,6 @@ Monitor:: Provides an object or module to use safely by more than one thread https://github.com/ruby/ruby/blob/trunk/doc/standard_library.rdoc#L20
 Net::FTP:: Support for the File Transfer Protocol
 Net::HTTP:: HTTP client api for Ruby
 Net::IMAP:: Ruby client api for Internet Message Access Protocol
-Observable:: Provides a mechanism for publish/subscribe pattern in Ruby
 OpenURI:: An easy-to-use wrapper for Net::HTTP, Net::HTTPS and Net::FTP
 OptionParser:: Ruby-oriented class for command-line option analysis
 PP:: Provides a PrettyPrinter for Ruby objects
@@ -78,6 +77,7 @@ Matrix:: Represents a mathematical matrix. https://github.com/ruby/ruby/blob/trunk/doc/standard_library.rdoc#L77
 Mutex_m:: Mixin to extend objects to be handled like a Mutex
 Net::POP3:: Ruby client library for POP3
 Net::SMTP:: Simple Mail Transfer Protocol client library for Ruby
+Observable:: Provides a mechanism for publish/subscribe pattern in Ruby
 Open3:: Provides access to stdin, stdout and stderr when running other programs
 OpenStruct:: Class to build custom data structures, similar to a Hash
 Prime:: Prime numbers and factorization library
diff --git a/lib/observer/observer.gemspec b/lib/observer/observer.gemspec
new file mode 100644
index 0000000..625a30e
--- /dev/null
+++ b/lib/observer/observer.gemspec
@@ -0,0 +1,29 @@ https://github.com/ruby/ruby/blob/trunk/lib/observer/observer.gemspec#L1
+begin
+  require_relative "lib/observer/version"
+rescue LoadError # Fallback to load version file in ruby core repository
+  require_relative "version"
+end
+
+Gem::Specification.new do |spec|
+  spec.name          = "observer"
+  spec.version       = Observer::VERSION
+  spec.authors       = ["Yukihiro Matsumoto"]
+  spec.email         = ["matz@r..."]
+
+  spec.summary       = %q{Implementation of the Observer object-oriented design pattern.}
+  spec.description   = spec.summary
+  spec.homepage      = "https://github.com/ruby/observer"
+  spec.license       = "BSD-2-Clause"
+
+  spec.metadata["homepage_uri"] = spec.homepage
+  spec.metadata["source_code_uri"] = spec.homepage
+
+  # Specify which files should be added to the gem when it is released.
+  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
+  spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
+    `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
+  end
+  spec.bindir        = "exe"
+  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.require_paths = ["lib"]
+end
diff --git a/lib/observer/version.rb b/lib/observer/version.rb
new file mode 100644
index 0000000..92b5098
--- /dev/null
+++ b/lib/observer/version.rb
@@ -0,0 +1,3 @@ https://github.com/ruby/ruby/blob/trunk/lib/observer/version.rb#L1
+module Observer
+  VERSION = "0.1.0"
+end
diff --git a/tool/sync_default_gems.rb b/tool/sync_default_gems.rb
index cdf55cd..49b48c2 100644
--- a/tool/sync_default_gems.rb
+++ b/tool/sync_default_gems.rb
@@ -44,6 +44,7 @@ https://github.com/ruby/ruby/blob/trunk/tool/sync_default_gems.rb#L44
 # * https://github.com/ruby/cgi
 # * https://github.com/ruby/readline
 # * https://github.com/ruby/readline-ext
+# * https://github.com/ruby/observer
 #
 
 require 'fileutils'
@@ -94,7 +95,8 @@ $repositories = { https://github.com/ruby/ruby/blob/trunk/tool/sync_default_gems.rb#L95
   netsmtp: "ruby/net-smtp",
   cgi: "ruby/cgi",
   readline: "ruby/readline",
-  readlineext: "ruby/readline-ext"
+  readlineext: "ruby/readline-ext",
+  observer: "ruby/observer",
 }
 
 def sync_default_gems(gem)
-- 
cgit v0.10.2


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