Misspelled words are now printed to $stdout

lib/rdoc/discover.rb

@@ -1,2 +1,2 @@
-require 'rdoc/spellcheck'
+require 'rdoc/generator/spellcheck'
 

lib/rdoc/generator/spellcheck.rb

@@ -7,6 +7,12 @@
 
 require 'raspell'
 
+##
+# A spell checking generator for RDoc.
+#
+# This generator creates a report of misspelled words.  You can use it to find
+# when you acidentally make a typo.  For example, this line contains one.
+
 class RDoc::Generator::Spellcheck
 
   RDoc::RDoc.add_generator self
@@ -49,6 +55,27 @@ def self.setup_options options
     end
   end
 
+  def initialize options # :not-new:
+    @options = options
+
+    @spell = Aspell.new @options.spell_language
+  end
+
+  ##
+  # Creates the spelling report
+
+  def generate files
+    RDoc::TopLevel.all_classes_and_modules.each do |mod|
+      mod.comment_location.each do |comment, location|
+        comment.text.scan(/[a-z_]+/i) do |word|
+          next if @spell.check word
+
+          puts word
+        end
+      end
+    end
+  end
+
 end
 
 class RDoc::Options

test/test_rdoc_generator_spellcheck.rb

@@ -9,7 +9,11 @@ class TestRDocGeneratorSpellcheck < RDoc::TestCase
   def setup
     super
 
-    @S = RDoc::Generator::Spellcheck
+    @SC = RDoc::Generator::Spellcheck
+    @options = RDoc::Options.new
+    @options.spell_language = 'en_US'
+
+    @sc = @SC.new @options
   end
 
   def test_class_setup_options_default
@@ -35,5 +39,20 @@ def test_class_setup_options_spell_language
     assert_equal 'en_GB', options.spell_language
   end
 
+  def test_generate
+    tl = RDoc::TopLevel.new 'file.rb'
+    klass = tl.add_class RDoc::NormalClass, 'Object'
+
+    comment = RDoc::Comment.new 'Hello, this class has real gud spelling!', tl
+    klass.add_comment comment, tl
+
+    out, err = capture_io do
+      @sc.generate [tl]
+    end
+
+    assert_empty err
+    assert_equal "gud\n", out
+  end
+
 end