# encoding: UTF-8

# Copyright 2012 Twitter, Inc
# http://www.apache.org/licenses/LICENSE-2.0

module TwitterCldr
  module Resources
    class UnicodeImporter

      protected

      def parse_standard_file(file)
        if block_given?
          File.open(file) do |input|
            input.each_line do |line|
              unless line.split[0] == "#"
                comment_idx = if idx = line.index("#")
                  idx - 1 # consume #
                else
                  line.size
                end

                line = line.chomp[0..comment_idx]
                if line.size > 0
                  yield line.split(';', -1).map(&:strip)
                end
              end
            end
          end
        else
          enum_for(__method__, file)
        end
      end

    end
  end
end