Class: Klipbook::Commands::ListBooks

Inherits:
Object
  • Object
show all
Defined in:
lib/klipbook/commands/list_books.rb

Instance Method Summary collapse

Constructor Details

#initialize(books) ⇒ ListBooks

Returns a new instance of ListBooks.



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# File 'lib/klipbook/commands/list_books.rb', line 3

def initialize(books)
  @books = books
end

Instance Method Details

#call(output_stream = $stdout) ⇒ Object 



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# File 'lib/klipbook/commands/list_books.rb', line 7

def call(output_stream=$stdout)
  if @books.empty?
    output_stream.puts 'No books available'
  else
    output_stream.puts 'Book list:'
    @books.each_with_index do |book, index|
      output_stream.puts "[#{index + 1}] #{book.title_and_author}"
    end
  end
end