From 4ae3df42f723d25b0fe4ba6b2689d607b01c6f48 Mon Sep 17 00:00:00 2001
From: hsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 14 Feb 2019 12:59:03 +0000
Subject: Merge RubyGems master@9be7858f7f17eae3058204f3c03e4b798ba18b9c

  This version contains the some style changes by RuboCop.

    * https://github.com/rubygems/rubygems/commit/9d810be0ede925fb2e3af535848582c3f8e0e72f
    * https://github.com/rubygems/rubygems/commit/61ea98a727fb1b76b6fac52d74107ee4b02aaef2
    * https://github.com/rubygems/rubygems/commit/795893dce3c5f8540804fc08144cc6a90f086b13
    * https://github.com/rubygems/rubygems/commit/9be7858f7f17eae3058204f3c03e4b798ba18b9c

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67074 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rubygems/command.rb | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'lib/rubygems/command.rb')

diff --git a/lib/rubygems/command.rb b/lib/rubygems/command.rb
index 5b8868b0cd..a509b783dd 100644
--- a/lib/rubygems/command.rb
+++ b/lib/rubygems/command.rb
@@ -122,6 +122,7 @@ class Gem::Command
     @defaults = defaults
     @options = defaults.dup
     @option_groups = Hash.new { |h,k| h[k] = [] }
+    @deprecated_options = { command => {} }
     @parser = nil
     @when_invoked = nil
   end
@@ -365,13 +366,34 @@ class Gem::Command
     end
   end
 
+  def deprecate_option(short_name: nil, long_name: nil, version: nil)
+    @deprecated_options[command].merge!({ short_name => { "rg_version_to_expire" => version } }) if short_name
+    @deprecated_options[command].merge!({ long_name  => { "rg_version_to_expire" => version } }) if long_name
+  end
+
+  def check_deprecated_options(options)
+    options.each do |option|
+      if option_is_deprecated?(option)
+        version_to_expire = @deprecated_options[command][option]["rg_version_to_expire"]
+
+        deprecate_option_msg = if version_to_expire
+                                 "The \"#{option}\" option has been deprecated and will be removed in Rubygems #{version_to_expire}, its use is discouraged."
+                               else
+                                 "The \"#{option}\" option has been deprecated and will be removed in future versions of Rubygems, its use is discouraged."
+                               end
+
+        alert_warning(deprecate_option_msg)
+      end
+    end
+  end
+
   ##
   # Merge a set of command options with the set of default options (without
   # modifying the default option hash).
 
   def merge_options(new_options)
     @options = @defaults.clone
-    new_options.each do |k,v| @options[k] = v end
+    new_options.each { |k,v| @options[k] = v }
   end
 
   ##
@@ -392,6 +414,7 @@ class Gem::Command
 
   def handle_options(args)
     args = add_extra_args(args)
+    check_deprecated_options(args)
     @options = Marshal.load Marshal.dump @defaults # deep copy
     parser.parse!(args)
     @options[:args] = args
@@ -420,6 +443,10 @@ class Gem::Command
 
   private
 
+  def option_is_deprecated?(option)
+    @deprecated_options[command].has_key?(option)
+  end
+
   def add_parser_description # :nodoc:
     return unless description
 
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