Fix small bug where adjective corpus list was serialized with an empt…

…y word.

This happened because there are no length-20 words in the adjectives list, so an empty array was being treated as an empty word.

corpus/generate.rb

@@ -35,6 +35,7 @@
 
   fixed_file = File.join(out_dir, File.basename(source, '.txt') + '-fixed.bin')
   File.open(fixed_file, 'wb') do |w|
+    puts "Write #{fixed_file}."
     width = words.keys.max
     header.write(w)
     words.values.flatten.each do |word|
@@ -45,7 +46,8 @@
 
   packed_file = File.join(out_dir, File.basename(source, '.txt') + '.bin')
   File.open(packed_file, 'wb') do |w|
+    puts "Write #{packed_file}."
     header.write(w)
-    w.write(words.values.join("\0"))
+    w.write(words.values.flatten.join("\0"))
   end
 end

tests.rb

@@ -147,6 +147,10 @@ def test_word_lists
     refute(c.nouns.empty?)
     refute(c.adverbs.empty?)
     refute(c.verbs.empty?)
+    refute(c.adjectives.any?(&:empty?))
+    refute(c.nouns.any?(&:empty?))
+    refute(c.adverbs.any?(&:empty?))
+    refute(c.verbs.any?(&:empty?))
   end
 
   private