Accept .tt as for templates

Author: spastorino

lib/thor/actions.rb

@@ -131,11 +131,14 @@ def source_paths
     # Receives a file or directory and search for it in the source paths.
     #
     def find_in_source_paths(file)
+      files = [file, "#{file}.tt"]
       relative_root = relative_to_original_destination_root(destination_root, false)
 
       source_paths.each do |source|
-        source_file = File.expand_path(file, File.join(source, relative_root))
-        return source_file if File.exist?(source_file)
+        files.each do |f|
+          source_file = File.expand_path(f, File.join(source, relative_root))
+          return source_file if File.exist?(source_file)
+        end
       end
 
       message = "Could not find #{file.inspect} in any of your source paths. "

spec/actions/file_manipulation_spec.rb

@@ -184,6 +184,13 @@ def file
       expect(File.exists?(file)).to be true
     end
 
+    it "accepts filename without .tt for template method" do
+      expect(runner).to receive(:file_name).and_return("rdoc")
+      action :template, "doc/%file_name%.rb"
+      file = File.join(destination_root, "doc/rdoc.rb")
+      expect(File.exists?(file)).to be true
+    end
+
     it "logs status" do
       expect(capture(:stdout) { runner.template("doc/config.rb") }).to eq("      create  doc/config.rb\n")
     end