green_search.rb

require '../lib/green_shoes'
DATA = %w{ place plan plant plot face race rails ruby train trouble double }
MSG = "Enter a search."

Shoes.app title: "Search sample", width: 300, height: 400 do
  def search input
    input.empty? ? [] : DATA.select{|w| w.include? input}
  end

  edit_line width: 300 do |el|
    results = search el.text
    @results.clear do
      results.empty? ? para(MSG) :
        results.each do |word|
          stack do
            background forestgreen, curve: 6
            para '  ', fg(strong(word), white)
          end
        end
    end
  end

  @results = flow{para MSG}
end