Ruby plugins: apply style changes as suggested by "rubocop --fix-layout"

plugins/bsd/netstat_bsd_m_

@@ -1,96 +1,101 @@
 #!/usr/bin/env ruby
 
-# netstat_bsd_m revision 1 (Feb 2012)
-#
-# This plugin shows various statistics from 'netstat -m'
-#
-# Required privileges: none
-#
-# OS:
-# 	Supposed: BSD
-# 	Tested:   FreeBSD 8.2
-#
-# Author: Artem Sheremet <[email protected]>
-#
+=begin
+
+netstat_bsd_m revision 1 (Feb 2012)
+
+This plugin shows various statistics from 'netstat -m'
+
+Required privileges: none
+
+OS:
+	Supposed: BSD
+	Tested:   FreeBSD 8.2
+
+Author: Artem Sheremet <[email protected]>
+
 
 #%# family=auto
 #%# capabilities=autoconf suggest
 
+=end
+
+
 # original filename
 PLUGIN_NAME = 'netstat_bsd_m_'
 
 class String
-	def escape
-		self.gsub /[^\w]/, '_'
-	end
-
-	unless method_defined? :start_with?
-		def start_with?(str)
-			self[0...str.size] == str
-		end
-	end
+  def escape
+    self.gsub /[^\w]/, '_'
+  end
+
+  unless method_defined? :start_with?
+    def start_with?(str)
+      self[0...str.size] == str
+    end
+  end
 end
 
 def netstat_m(filter = nil)
-	Hash[`netstat -m`.split($/).map { |line|
-		if line =~ /^([\d\/K]+) (.*) \(([\w\/+]+)\)$/
-			# 7891K/22385K/30276K bytes allocated to network (current/cache/total)
-			values, desc, names = $1, $2, $3
-			[desc, names.split('/').zip(values.split '/')] if filter.nil? or desc.escape == filter
-		elsif line =~ /^(\d+) (.*)$/
-			# 12327 requests for I/O initiated by sendfile
-			value, desc = $1, $2
-			[desc, [[ :value, value ]]] if filter.nil? or desc.escape == filter
-		end
-	}.compact]
+  Hash[`netstat -m`.split($/).map { |line|
+    if line =~ /^([\d\/K]+) (.*) \(([\w\/+]+)\)$/
+      # 7891K/22385K/30276K bytes allocated to network (current/cache/total)
+      values, desc, names = $1, $2, $3
+      [desc, names.split('/').zip(values.split '/')] if filter.nil? or desc.escape == filter
+    elsif line =~ /^(\d+) (.*)$/
+      # 12327 requests for I/O initiated by sendfile
+      value, desc = $1, $2
+      [desc, [[:value, value]]] if filter.nil? or desc.escape == filter
+    end
+  }.compact]
 end
 
 stat_name = File.basename($0, '.*').escape
 stat_name.slice! 0, PLUGIN_NAME.size if stat_name.start_with? PLUGIN_NAME
 
 case ARGV.first
 when 'autoconf'
-	puts `uname -s`.include?('FreeBSD') ? 'yes' : 'no'
+  puts `uname -s`.include?('FreeBSD') ? 'yes' : 'no'
 when 'suggest'
-	puts netstat_m.keys.map(&:escape).join $/
+  puts netstat_m.keys.map(&:escape).join $/
 when 'config'
-	data = netstat_m(stat_name)
-	if data.empty?
-		warn "no data for <#{stat_name}>. Try running with 'suggest'"
-	else
-		desc, values = data.first
-		stack = values.size > 1
-		first = true
-		puts <<CONFIG
-graph_title Netstat: #{desc}
-graph_category network
-graph_vlabel current
-graph_order #{values.map { |name, _| name.to_s.escape }.join ' '}
-CONFIG
-		puts values.map { |name, _|
-			esc_name = name.to_s.escape
-			"#{esc_name}.draw " + if %w(total max).include? name
-				'LINE'
-			elsif stack
-				if first
-					first = false
-					'AREA'
-				else
-					'STACK'
-				end
-			else
-				'LINE2'
-			end + "\n#{esc_name}.label #{name}"
-		}.join $/
-	end
+  data = netstat_m(stat_name)
+  if data.empty?
+    warn "no data for <#{stat_name}>. Try running with 'suggest'"
+  else
+    desc, values = data.first
+    stack = values.size > 1
+    first = true
+    puts <<~CONFIG
+      graph_title Netstat: #{desc}
+      graph_category network
+      graph_vlabel current
+      graph_order #{values.map { |name, _| name.to_s.escape }.join ' '}
+    CONFIG
+    puts values.map { |name, _|
+      esc_name = name.to_s.escape
+      "#{esc_name}.draw " + if %w(total max).include? name
+                              'LINE'
+                            elsif stack
+                              if first
+                                first = false
+                                'AREA'
+                              else
+                                'STACK'
+                              end
+                            else
+                              'LINE2'
+      end + "\n#{esc_name}.label #{name}"
+    }.join $/
+  end
 when nil # fetch
-	data = netstat_m(stat_name)
-	unless data.empty?
-		puts data.first.last.map { |name, value|
-			value = value.to_i * 1024 if value.end_with? 'K'
-			"#{name.to_s.escape}.value #{value}"
-		}.join $/
-	end
+  data = netstat_m(stat_name)
+  unless data.empty?
+    puts data.first.last.map { |name, value|
+      value = value.to_i * 1024 if value.end_with? 'K'
+      "#{name.to_s.escape}.value #{value}"
+    }.join $/
+  end
 else
-	warn "unrecognized argument <#{ARGV.first}>"
+  warn "unrecognized argument <#{ARGV.first}>"
 end