lib/classifier/lsi/summary.rb in classifier-1.3.5 vs lib/classifier/lsi/summary.rb in classifier-1.4.0

@@ -1,31 +1,31 @@
 # Author::    Lucas Carlson  (mailto:[e-mail])
 # Copyright:: Copyright (c) 2005 Lucas Carlson
 # License::   LGPL
 
 class String
-   def summary( count=10, separator=" [...] " )
-      perform_lsi split_sentences, count, separator
-   end
+  def summary(count = 10, separator = ' [...] ')
+    perform_lsi split_sentences, count, separator
+  end
 
-   def paragraph_summary( count=1, separator=" [...] " )
-      perform_lsi split_paragraphs, count, separator
-   end
+  def paragraph_summary(count = 1, separator = ' [...] ')
+    perform_lsi split_paragraphs, count, separator
+  end
 
-   def split_sentences
-      split /(\.|\!|\?)/ # TODO: make this less primitive
-   end
+  def split_sentences
+    split(/(\.|!|\?)/) # TODO: make this less primitive
+  end
 
-   def split_paragraphs
-      split /(\n\n|\r\r|\r\n\r\n)/ # TODO: make this less primitive
-   end
+  def split_paragraphs
+    split(/(\n\n|\r\r|\r\n\r\n)/) # TODO: make this less primitive
+  end
 
-   private
+  private
 
-   def perform_lsi(chunks, count, separator)
-      lsi = Classifier::LSI.new :auto_rebuild => false
-      chunks.each { |chunk| lsi << chunk unless chunk.strip.empty? || chunk.strip.split.size == 1 }
-      lsi.build_index
-      summaries = lsi.highest_relative_content count
-      return summaries.reject { |chunk| !summaries.include? chunk }.map { |x| x.strip }.join(separator)
-   end
+  def perform_lsi(chunks, count, separator)
+    lsi = Classifier::LSI.new auto_rebuild: false
+    chunks.each { |chunk| lsi << chunk unless chunk.strip.empty? || chunk.strip.split.size == 1 }
+    lsi.build_index
+    summaries = lsi.highest_relative_content count
+    summaries.select { |chunk| summaries.include?(chunk) }.map(&:strip).join(separator)
+  end
 end