Land #9398, allow UTF-8 module names and authors

tools/dev/msftidy.rb

@@ -34,10 +34,6 @@ def green
   def cyan
     "\e[1;36;40m#{self}\e[0m"
   end
-
-  def ascii_only?
-    self =~ Regexp.new('[\x00-\x08\x0b\x0c\x0e-\x19\x7f-\xff]', nil, 'n') ? false : true
-  end
 end
 
 class Msftidy
@@ -318,10 +314,6 @@ def check_badchars
           end
         end
 
-        if not mod_title.ascii_only?
-          error("Please avoid unicode or non-printable characters in module title.")
-        end
-
         # Since we're looking at the module title, this line clearly cannot be
         # the author block, so no point to run more code below.
         next
@@ -355,10 +347,6 @@ def check_badchars
           error("No Twitter handles, please. Try leaving it in a comment instead.")
         end
 
-        if not author_name.ascii_only?
-          error("Please avoid unicode or non-printable characters in Author")
-        end
-
         unless author_name.empty?
           author_open_brackets = author_name.scan('<').size
           author_close_brackets = author_name.scan('>').size
@@ -541,10 +529,6 @@ def check_lines
       src_ended = true if ln =~ /^__END__$/
       next if src_ended
 
-      if ln =~ /[\x00-\x08\x0b\x0c\x0e-\x19\x7f-\xff]/
-        error("Unicode detected: #{ln.inspect}", idx)
-      end
-
       if ln =~ /[ \t]$/
         warn("Spaces at EOL", idx)
       end