[rubygems/rubygems] util/rubocop -A --only Style/RedundantBegin

https://github.com/rubygems/rubygems/commit/b595d3cf0f

16 files changed, 151 insertions, 191 deletions

diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index d1d40429e7..db9c73c248 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -1090,13 +1090,11 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
     require "bundler"
     begin
       Gem::DefaultUserInteraction.use_ui(ui) do
-        begin
-          Bundler.ui.silence do
-            @gemdeps = Bundler.setup
-          end
-        ensure
-          Gem::DefaultUserInteraction.ui.close
+        Bundler.ui.silence do
+          @gemdeps = Bundler.setup
         end
+      ensure
+        Gem::DefaultUserInteraction.ui.close
       end
     rescue Bundler::BundlerError => e
       warn e.message
diff --git a/lib/rubygems/command.rb b/lib/rubygems/command.rb
index ab21013c2a..ce057af440 100644
--- a/lib/rubygems/command.rb
+++ b/lib/rubygems/command.rb
@@ -429,12 +429,10 @@ class Gem::Command
   # True if the command handles the given argument list.
 
   def handles?(args)
-    begin
-      parser.parse!(args.dup)
-      return true
-    rescue StandardError
-      return false
-    end
+    parser.parse!(args.dup)
+    return true
+  rescue StandardError
+    return false
   end
 
   ##
diff --git a/lib/rubygems/commands/owner_command.rb b/lib/rubygems/commands/owner_command.rb
index 4751928682..cd60157911 100644
--- a/lib/rubygems/commands/owner_command.rb
+++ b/lib/rubygems/commands/owner_command.rb
@@ -93,14 +93,12 @@ permission to.
 
   def manage_owners(method, name, owners)
     owners.each do |owner|
-      begin
-        response = send_owner_request(method, name, owner)
-        action = method == :delete ? "Removing" : "Adding"
+      response = send_owner_request(method, name, owner)
+      action = method == :delete ? "Removing" : "Adding"
 
-        with_response response, "#{action} #{owner}"
-      rescue StandardError
-        # ignore
-      end
+      with_response response, "#{action} #{owner}"
+    rescue StandardError
+      # ignore
     end
   end
 
diff --git a/lib/rubygems/commands/unpack_command.rb b/lib/rubygems/commands/unpack_command.rb
index e48e36823c..314571dee6 100644
--- a/lib/rubygems/commands/unpack_command.rb
+++ b/lib/rubygems/commands/unpack_command.rb
@@ -95,12 +95,10 @@ command help for an example.
 
         FileUtils.mkdir_p @options[:target] if @options[:target]
 
-        destination = begin
-          if @options[:target]
-            File.join @options[:target], spec_file
-          else
-            spec_file
-          end
+        destination = if @options[:target]
+          File.join @options[:target], spec_file
+        else
+          spec_file
         end
 
         File.open destination, "w" do |io|
diff --git a/lib/rubygems/dependency_installer.rb b/lib/rubygems/dependency_installer.rb
index 3c5ef763ff..faed8bc0b6 100644
--- a/lib/rubygems/dependency_installer.rb
+++ b/lib/rubygems/dependency_installer.rb
@@ -162,13 +162,11 @@ class Gem::DependencyInstaller
 
         specs = []
         tuples.each do |tup, source|
-          begin
-            spec = source.fetch_spec(tup)
-          rescue Gem::RemoteFetcher::FetchError => e
-            errors << Gem::SourceFetchProblem.new(source, e)
-          else
-            specs << [spec, source]
-          end
+          spec = source.fetch_spec(tup)
+        rescue Gem::RemoteFetcher::FetchError => e
+          errors << Gem::SourceFetchProblem.new(source, e)
+        else
+          specs << [spec, source]
         end
 
         if @errors
@@ -294,11 +292,9 @@ class Gem::DependencyInstaller
         version = src.spec.version if version == Gem::Requirement.default
       elsif dep_or_name =~ /\.gem$/
         Dir[dep_or_name].each do |name|
-          begin
-            src = Gem::Source::SpecificFile.new name
-            installer_set.add_local dep_or_name, src.spec, src
-          rescue Gem::Package::FormatError
-          end
+          src = Gem::Source::SpecificFile.new name
+          installer_set.add_local dep_or_name, src.spec, src
+        rescue Gem::Package::FormatError
         end
         # else This is a dependency. InstallerSet handles this case
       end
diff --git a/lib/rubygems/resolver/activation_request.rb b/lib/rubygems/resolver/activation_request.rb
index 27877e0f4b..17625aea8f 100644
--- a/lib/rubygems/resolver/activation_request.rb
+++ b/lib/rubygems/resolver/activation_request.rb
@@ -58,10 +58,8 @@ class Gem::Resolver::ActivationRequest
     if @spec.respond_to? :sources
       exception = nil
       path = @spec.sources.find do |source|
-        begin
-          source.download full_spec, path
-        rescue exception
-        end
+        source.download full_spec, path
+      rescue exception
       end
       return path      if path
       raise  exception if exception
diff --git a/lib/rubygems/security/trust_dir.rb b/lib/rubygems/security/trust_dir.rb
index cb3943ab2b..f6748f5cb4 100644
--- a/lib/rubygems/security/trust_dir.rb
+++ b/lib/rubygems/security/trust_dir.rb
@@ -44,13 +44,11 @@ class Gem::Security::TrustDir
     glob = File.join @dir, "*.pem"
 
     Dir[glob].each do |certificate_file|
-      begin
-        certificate = load_certificate certificate_file
+      certificate = load_certificate certificate_file
 
-        yield certificate, certificate_file
-      rescue OpenSSL::X509::CertificateError
-        next # HACK: warn
-      end
+      yield certificate, certificate_file
+    rescue OpenSSL::X509::CertificateError
+      next # HACK: warn
     end
   end
 
diff --git a/lib/rubygems/source/local.rb b/lib/rubygems/source/local.rb
index 0f24bb7e53..fdbef38e89 100644
--- a/lib/rubygems/source/local.rb
+++ b/lib/rubygems/source/local.rb
@@ -38,36 +38,34 @@ class Gem::Source::Local < Gem::Source
       @specs = {}
 
       Dir["*.gem"].each do |file|
-        begin
-          pkg = Gem::Package.new(file)
-        rescue SystemCallError, Gem::Package::FormatError
-          # ignore
-        else
-          tup = pkg.spec.name_tuple
-          @specs[tup] = [File.expand_path(file), pkg]
-
-          case type
-          when :released
-            unless pkg.spec.version.prerelease?
-              names << pkg.spec.name_tuple
-            end
-          when :prerelease
-            if pkg.spec.version.prerelease?
-              names << pkg.spec.name_tuple
-            end
-          when :latest
-            tup = pkg.spec.name_tuple
-
-            cur = names.find {|x| x.name == tup.name }
-            if !cur
-              names << tup
-            elsif cur.version < tup.version
-              names.delete cur
-              names << tup
-            end
-          else
+        pkg = Gem::Package.new(file)
+      rescue SystemCallError, Gem::Package::FormatError
+        # ignore
+      else
+        tup = pkg.spec.name_tuple
+        @specs[tup] = [File.expand_path(file), pkg]
+
+        case type
+        when :released
+          unless pkg.spec.version.prerelease?
+            names << pkg.spec.name_tuple
+          end
+        when :prerelease
+          if pkg.spec.version.prerelease?
             names << pkg.spec.name_tuple
           end
+        when :latest
+          tup = pkg.spec.name_tuple
+
+          cur = names.find {|x| x.name == tup.name }
+          if !cur
+            names << tup
+          elsif cur.version < tup.version
+            names.delete cur
+            names << tup
+          end
+        else
+          names << pkg.spec.name_tuple
         end
       end
 
diff --git a/lib/rubygems/spec_fetcher.rb b/lib/rubygems/spec_fetcher.rb
index 23f2d982d6..ce58b24e7d 100644
--- a/lib/rubygems/spec_fetcher.rb
+++ b/lib/rubygems/spec_fetcher.rb
@@ -154,13 +154,11 @@ class Gem::SpecFetcher
 
     specs = []
     tuples.each do |tup, source|
-      begin
-        spec = source.fetch_spec(tup)
-      rescue Gem::RemoteFetcher::FetchError => e
-        errors << Gem::SourceFetchProblem.new(source, e)
-      else
-        specs << [spec, source]
-      end
+      spec = source.fetch_spec(tup)
+    rescue Gem::RemoteFetcher::FetchError => e
+      errors << Gem::SourceFetchProblem.new(source, e)
+    else
+      specs << [spec, source]
     end
 
     return [specs, errors]
@@ -214,34 +212,32 @@ class Gem::SpecFetcher
     list = {}
 
     @sources.each_source do |source|
-      begin
-        names = case type
-                when :latest
-                  tuples_for source, :latest
-                when :released
-                  tuples_for source, :released
-                when :complete
-                  names =
-                    tuples_for(source, :prerelease, true) +
-                    tuples_for(source, :released)
-
-                  names.sort
-                when :abs_latest
-                  names =
-                    tuples_for(source, :prerelease, true) +
-                    tuples_for(source, :latest)
-
-                  names.sort
-                when :prerelease
-                  tuples_for(source, :prerelease)
-                else
-                  raise Gem::Exception, "Unknown type - :#{type}"
-        end
-      rescue Gem::RemoteFetcher::FetchError => e
-        errors << Gem::SourceFetchProblem.new(source, e)
-      else
-        list[source] = names
+      names = case type
+              when :latest
+                tuples_for source, :latest
+              when :released
+                tuples_for source, :released
+              when :complete
+                names =
+                  tuples_for(source, :prerelease, true) +
+                  tuples_for(source, :released)
+
+                names.sort
+              when :abs_latest
+                names =
+                  tuples_for(source, :prerelease, true) +
+                  tuples_for(source, :latest)
+
+                names.sort
+              when :prerelease
+                tuples_for(source, :prerelease)
+              else
+                raise Gem::Exception, "Unknown type - :#{type}"
       end
+    rescue Gem::RemoteFetcher::FetchError => e
+      errors << Gem::SourceFetchProblem.new(source, e)
+    else
+      list[source] = names
     end
 
     [list, errors]
diff --git a/lib/rubygems/stub_specification.rb b/lib/rubygems/stub_specification.rb
index 4682cc94fd..2b65cd2a6f 100644
--- a/lib/rubygems/stub_specification.rb
+++ b/lib/rubygems/stub_specification.rb
@@ -111,20 +111,18 @@ class Gem::StubSpecification < Gem::BasicSpecification
         saved_lineno = $.
 
         Gem.open_file loaded_from, OPEN_MODE do |file|
-          begin
-            file.readline # discard encoding line
-            stubline = file.readline.chomp
-            if stubline.start_with?(PREFIX)
-              extensions = if /\A#{PREFIX}/ =~ file.readline.chomp
-                $'.split "\0"
-              else
-                StubLine::NO_EXTENSIONS
-              end
-
-              @data = StubLine.new stubline, extensions
+          file.readline # discard encoding line
+          stubline = file.readline.chomp
+          if stubline.start_with?(PREFIX)
+            extensions = if /\A#{PREFIX}/ =~ file.readline.chomp
+              $'.split "\0"
+            else
+              StubLine::NO_EXTENSIONS
             end
-          rescue EOFError
+
+            @data = StubLine.new stubline, extensions
           end
+        rescue EOFError
         end
       ensure
         $. = saved_lineno
diff --git a/lib/rubygems/user_interaction.rb b/lib/rubygems/user_interaction.rb
index 116e8bbd5a..45b57ef33e 100644
--- a/lib/rubygems/user_interaction.rb
+++ b/lib/rubygems/user_interaction.rb
@@ -270,7 +270,7 @@ class Gem::StreamUI
                when /^y/i then true
                when /^n/i then false
                when /^$/  then default
-               end
+      end
     end
 
     return result
diff --git a/lib/rubygems/validator.rb b/lib/rubygems/validator.rb
index 76a6d7909e..03fc6b0fc9 100644
--- a/lib/rubygems/validator.rb
+++ b/lib/rubygems/validator.rb
@@ -109,15 +109,13 @@ class Gem::Validator
           end
 
           good.each do |entry, data|
-            begin
-              next unless data # HACK: `gem check -a mkrf`
+            next unless data # HACK: `gem check -a mkrf`
 
-              source = File.join gem_directory, entry["path"]
+            source = File.join gem_directory, entry["path"]
 
-              File.open source, Gem.binary_mode do |f|
-                unless f.read == data
-                  errors[gem_name][entry["path"]] = "Modified from original"
-                end
+            File.open source, Gem.binary_mode do |f|
+              unless f.read == data
+                errors[gem_name][entry["path"]] = "Modified from original"
               end
             end
           end
diff --git a/test/rubygems/helper.rb b/test/rubygems/helper.rb
index c90f581331..cfca3d3fb2 100644
--- a/test/rubygems/helper.rb
+++ b/test/rubygems/helper.rb
@@ -117,32 +117,30 @@ class Gem::TestCase < Test::Unit::TestCase
   # https://github.com/seattlerb/minitest/blob/21d9e804b63c619f602f3f4ece6c71b48974707a/lib/minitest/assertions.rb#L546
   def capture_subprocess_io
     _synchronize do
-      begin
-        require "tempfile"
+      require "tempfile"
 
-        captured_stdout = Tempfile.new("out")
-        captured_stderr = Tempfile.new("err")
+      captured_stdout = Tempfile.new("out")
+      captured_stderr = Tempfile.new("err")
 
-        orig_stdout = $stdout.dup
-        orig_stderr = $stderr.dup
-        $stdout.reopen captured_stdout
-        $stderr.reopen captured_stderr
+      orig_stdout = $stdout.dup
+      orig_stderr = $stderr.dup
+      $stdout.reopen captured_stdout
+      $stderr.reopen captured_stderr
 
-        yield
+      yield
 
-        $stdout.rewind
-        $stderr.rewind
+      $stdout.rewind
+      $stderr.rewind
 
-        return captured_stdout.read, captured_stderr.read
-      ensure
-        $stdout.reopen orig_stdout
-        $stderr.reopen orig_stderr
+      return captured_stdout.read, captured_stderr.read
+    ensure
+      $stdout.reopen orig_stdout
+      $stderr.reopen orig_stderr
 
-        orig_stdout.close
-        orig_stderr.close
-        captured_stdout.close!
-        captured_stderr.close!
-      end
+      orig_stdout.close
+      orig_stderr.close
+      captured_stdout.close!
+      captured_stderr.close!
     end
   end
 
diff --git a/test/rubygems/test_gem_remote_fetcher.rb b/test/rubygems/test_gem_remote_fetcher.rb
index 1ff14e28d9..4685afef6c 100644
--- a/test/rubygems/test_gem_remote_fetcher.rb
+++ b/test/rubygems/test_gem_remote_fetcher.rb
@@ -1159,14 +1159,12 @@ PeIQQkFng2VVot/WAQbv3ePqWq07g1BBcwIBAg==
     end
     server.ssl_context.tmp_dh_callback = proc { TEST_KEY_DH2048 }
     t = Thread.new do
-      begin
-        server.start
-      rescue Exception => ex
-        puts "ERROR during server thread: #{ex.message}"
-        raise
-      ensure
-        server.shutdown
-      end
+      server.start
+    rescue Exception => ex
+      puts "ERROR during server thread: #{ex.message}"
+      raise
+    ensure
+      server.shutdown
     end
     while server.status != :Running
       sleep 0.1
@@ -1213,13 +1211,11 @@ PeIQQkFng2VVot/WAQbv3ePqWq07g1BBcwIBAg==
       end
     end
     th = Thread.new do
-      begin
-        s.start
-      rescue Exception => ex
-        abort "ERROR during server thread: #{ex.message}"
-      ensure
-        s.shutdown
-      end
+      s.start
+    rescue Exception => ex
+      abort "ERROR during server thread: #{ex.message}"
+    ensure
+      s.shutdown
     end
     th[:server] = s
     th
diff --git a/test/rubygems/test_gem_update_suggestion.rb b/test/rubygems/test_gem_update_suggestion.rb
index 19764d972e..ae8f103440 100644
--- a/test/rubygems/test_gem_update_suggestion.rb
+++ b/test/rubygems/test_gem_update_suggestion.rb
@@ -145,25 +145,21 @@ class TestUpdateSuggestion < Gem::TestCase
 
   def test_eglible_for_update_prevent_config
     with_eglible_environment(cmd: @cmd) do
-      begin
-        original_config = Gem.configuration[:prevent_update_suggestion]
-        Gem.configuration[:prevent_update_suggestion] = true
-        refute @cmd.eglible_for_update?
-      ensure
-        Gem.configuration[:prevent_update_suggestion] = original_config
-      end
+      original_config = Gem.configuration[:prevent_update_suggestion]
+      Gem.configuration[:prevent_update_suggestion] = true
+      refute @cmd.eglible_for_update?
+    ensure
+      Gem.configuration[:prevent_update_suggestion] = original_config
     end
   end
 
   def test_eglible_for_update_prevent_env
     with_eglible_environment(cmd: @cmd) do
-      begin
-        original_env = ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"]
-        ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"] = "yes"
-        refute @cmd.eglible_for_update?
-      ensure
-        ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"] = original_env
-      end
+      original_env = ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"]
+      ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"] = "yes"
+      refute @cmd.eglible_for_update?
+    ensure
+      ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"] = original_env
     end
   end
 
@@ -181,13 +177,11 @@ class TestUpdateSuggestion < Gem::TestCase
 
   def test_eglible_for_update_disabled_update
     with_eglible_environment(cmd: @cmd) do
-      begin
-        original_disable = Gem.disable_system_update_message
-        Gem.disable_system_update_message = "disabled"
-        refute @cmd.eglible_for_update?
-      ensure
-        Gem.disable_system_update_message = original_disable
-      end
+      original_disable = Gem.disable_system_update_message
+      Gem.disable_system_update_message = "disabled"
+      refute @cmd.eglible_for_update?
+    ensure
+      Gem.disable_system_update_message = original_disable
     end
   end
 
diff --git a/test/rubygems/test_require.rb b/test/rubygems/test_require.rb
index 1f63859959..a1b5f367ab 100644
--- a/test/rubygems/test_require.rb
+++ b/test/rubygems/test_require.rb
@@ -91,12 +91,10 @@ class TestGemRequire < Gem::TestCase
 
   def create_sync_thread
     Thread.new do
-      begin
-        yield
-      ensure
-        FILE_ENTERED_LATCH.release
-        FILE_EXIT_LATCH.await
-      end
+      yield
+    ensure
+      FILE_ENTERED_LATCH.release
+      FILE_EXIT_LATCH.await
     end
   end