Match EOF after newline behavior

in Ripper EOL after whitespace is returned as a on_nl node with the whitespace as the content

Author: HParker

lib/yarp/lex_compat.rb

@@ -630,6 +630,14 @@ def result
               end
 
             Token.new([[lineno, column], event, value, lex_state])
+
+          when :on_eof
+            prev_token = result_value[index-1][0]
+            if prev_token.type == :COMMENT && prev_token.location.end_offset < token.location.start_offset
+              tokens << Token.new([[lineno, 0], :on_nl, source.byteslice(result_value[index-1].first.location.end_offset...token.location.start_offset), lex_state])
+            end
+
+            Token.new([[lineno, column], event, value, lex_state])
           else
             Token.new([[lineno, column], event, value, lex_state])
           end

test/fixtures/indented_file_end.txt

@@ -0,0 +1,4 @@
+    def hi
+    
+    end # hi there
+