Merge RubyGems 3.0.0.beta1.

  * It drop to support < Ruby 2.2
  * Cleanup deprecated methods and classes.
  * Mark obsoleted methods to deprecate.
  * and other enhancements.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 23 insertions, 12 deletions

diff --git a/lib/rubygems/uninstaller.rb b/lib/rubygems/uninstaller.rb
index 89f47a45fe..3059099373 100644
--- a/lib/rubygems/uninstaller.rb
+++ b/lib/rubygems/uninstaller.rb
@@ -213,8 +213,8 @@ class Gem::Uninstaller
 
         exe_file = File.join bin_dir, exe_name
 
-        FileUtils.rm_f exe_file
-        FileUtils.rm_f "#{exe_file}.bat"
+        safe_delete { FileUtils.rm exe_file }
+        safe_delete { FileUtils.rm "#{exe_file}.bat" }
       end
     else
       say "Executables and scripts will remain installed."
@@ -250,26 +250,26 @@ class Gem::Uninstaller
     raise Gem::FilePermissionError, spec.base_dir unless
       File.writable?(spec.base_dir)
 
-    FileUtils.rm_rf spec.full_gem_path
-    FileUtils.rm_rf spec.extension_dir
+    safe_delete { FileUtils.rm_r spec.full_gem_path }
+    safe_delete { FileUtils.rm_r spec.extension_dir }
 
     old_platform_name = spec.original_name
-    gemspec           = spec.spec_file
-
-    unless File.exist? gemspec then
-      gemspec = File.join(File.dirname(gemspec), "#{old_platform_name}.gemspec")
-    end
-
-    FileUtils.rm_rf gemspec
 
     gem = spec.cache_file
     gem = File.join(spec.cache_dir, "#{old_platform_name}.gem") unless
       File.exist? gem
 
-    FileUtils.rm_rf gem
+    safe_delete { FileUtils.rm_r gem }
 
     Gem::RDoc.new(spec).remove
 
+    gemspec = spec.spec_file
+
+    unless File.exist? gemspec then
+      gemspec = File.join(File.dirname(gemspec), "#{old_platform_name}.gemspec")
+    end
+
+    safe_delete { FileUtils.rm_r gemspec }
     say "Successfully uninstalled #{spec.full_name}"
 
     Gem::Specification.reset
@@ -343,4 +343,15 @@ class Gem::Uninstaller
       filename
     end
   end
+
+  def safe_delete(&block)
+    block.call
+  rescue Errno::ENOENT
+    nil
+  rescue Errno::EPERM
+    e = Gem::UninstallError.new
+    e.spec = @spec
+
+    raise e
+  end
 end