nhance · October 3, 2012 13:35
diff --git a/innocent_looking_file.rb b/innocent_looking_file.rb
 EOF = 0
 def grocery(list)
  puts "We've stolen #{list}"
 end

 def list
  "your credit card"
 end
diff --git a/string_heredoc.rb b/string_heredoc.rb
 string = string
 string <<EOF
  grocery list
 EOF

 puts string.inspect
diff --git a/string_heredoc_output.txt b/string_heredoc_output.txt
 $ ruby string_heredoc.rb
 We've stolen your credit card
 "\000"
diff --git a/syntax_error.txt b/syntax_error.txt
 $ ruby string_heredoc.rb
 string_heredoc.rb:12: uninitialized constant EOF (NameError)
	$ ruby string_heredoc.rb
	string_heredoc.rb:12: uninitialized constant EOF (NameError)