Add regexp-search capabilities to full text search and lower memory usage.

lib/cocoapods/sources_manager.rb

@@ -61,14 +61,15 @@ module Pod
       def search_by_name(query, full_text_search = false)
         if full_text_search
           set_names = []
+          query_regexp = %r{#{query}}i
           updated_search_index.each do |name, set_data|
-            text = name.dup
+            texts = [name]
             if full_text_search
-              text << set_data['authors'].to_s if set_data['authors']
-              text << set_data['summary']      if set_data['summary']
-              text << set_data['description']  if set_data['description']
+              texts << set_data['authors'].to_s if set_data['authors']
+              texts << set_data['summary']      if set_data['summary']
+              texts << set_data['description']  if set_data['description']
             end
-            set_names << name if text.downcase.include?(query.downcase)
+            set_names << name unless texts.grep(query_regexp).empty?
           end
           sets = set_names.sort.map { |name| aggregate.represenative_set(name) }
         else

spec/unit/sources_manager_spec.rb

@@ -49,6 +49,13 @@ module Pod
         sets.all?{ |s| s.class == Specification::Set}.should.be.true
         sets.any?{ |s| s.name  == 'BananaLib'}.should.be.true
       end
+      
+      it "can perform a full text regexp search of the sets" do
+        Source::Aggregate.any_instance.stubs(:all).returns([@test_source])
+        sets = SourcesManager.search_by_name('Ch[aeiou]nky', true)
+        sets.all?{ |s| s.class == Specification::Set}.should.be.true
+        sets.any?{ |s| s.name  == 'BananaLib'}.should.be.true
+      end
 
       it "generates the search index before performing a search if it doesn't exits" do
         Source::Aggregate.any_instance.stubs(:all).returns([@test_source])