Fix incorrect usage of accessor

Author: rastating

lib/cli/output.rb

@@ -4,47 +4,47 @@ module Cli
   # Methods for handling output to the screen.
   module Output
     def indent_cursor(level = 1)
-      self.indent_level += level
+      @indent_level += level
       yield
-      self.indent_level -= level
+      @indent_level -= level
     end
 
     def remove_new_lines_and_wrap_text(s, padding = 0, width = 78)
       s.tr("\n", '')
-       .gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n#{@indent * indent_level}#{' ' * padding}").chomp
+       .gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n#{@indent * @indent_level}#{' ' * padding}").chomp
        .gsub(/\s+$/, '')
     end
 
     def wrap_text(s, padding = 0, width = 78)
-      s.gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n#{@indent * indent_level}#{' ' * padding}").chomp
+      s.gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n#{@indent * @indent_level}#{' ' * padding}").chomp
        .gsub(/\s+$/, '')
     end
 
     def indent_without_wrap(s)
-      s.gsub(/\n/, "\n#{@indent * indent_level}")
+      s.gsub(/\n/, "\n#{@indent * @indent_level}")
     end
 
     def print_std(msg)
-      puts "#{@indent * indent_level}#{msg}"
+      puts "#{@indent * @indent_level}#{msg}"
     end
 
     def print_info(msg)
-      print "#{@indent * indent_level}[-] ".light_blue
+      print "#{@indent * @indent_level}[-] ".light_blue
       puts wrap_text(msg, 4, 90)
     end
 
     def print_good(msg)
-      print "#{@indent * indent_level}[+] ".green
+      print "#{@indent * @indent_level}[+] ".green
       puts wrap_text(msg, 4, 90)
     end
 
     def print_bad(msg)
-      print "#{@indent * indent_level}[!] ".red
+      print "#{@indent * @indent_level}[!] ".red
       puts wrap_text(msg, 4, 90)
     end
 
     def print_warning(msg)
-      print "#{@indent * indent_level}[!] ".yellow
+      print "#{@indent * @indent_level}[!] ".yellow
       puts wrap_text(msg, 4, 90)
     end
 
@@ -82,7 +82,7 @@ def print_header_separator(widths)
     end
 
     def print_table_row(data, widths)
-      print @indent * indent_level
+      print @indent * @indent_level
       data.keys.each do |col|
         padding = widths[col] - data[col].to_s.length
         print("#{data[col]}#{' ' * padding}   ")