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@@ -46,6 +46,8 @@ module Merb
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               self._template_roots << [self._template_root, :_slice_template_location] 
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               # app-level slices/<slice>/app/views for specific overrides
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               self._template_roots << [join_template_path(slice_mod.app_dir_for(options[:templates_for]), options[:path]), :_slice_template_location]
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+              # additional template roots for specific overrides (optional)
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+              self._template_roots += Array(options[:template_roots]) if options[:template_roots]
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             end
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             # Set the layout for this slice controller
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             layout_for_slice(options[:layout])

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@@ -12,6 +12,11 @@ module Merb
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       def [](module_name)
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         Object.full_const_get(module_name.to_s) if exists?(module_name)
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       end
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+      
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+      # Helper method to transform a slice filename to a module Symbol
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+      def filename2module(slice_file)
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+        File.basename(slice_file, '.rb').gsub('-', '_').camel_case.to_sym
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+      end
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       # Register a Slice by its gem/lib path for loading at startup
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       #
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@@ -27,6 +32,7 @@ module Merb
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       # @example Merb::Slices::register(__FILE__)
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       # @example Merb::Slices::register('/path/to/my-slice/lib/my-slice.rb')
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       def register(slice_file, force = true)
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+        # do what filename2module does, but with intermediate variables
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         identifier  = File.basename(slice_file, '.rb')
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         underscored = identifier.gsub('-', '_')
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         module_name = underscored.camel_case