Class: SwedbankPay::SidebarTextBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/sidebar_text_builder.rb

Overview

Builds a plain text representation of a Sidebar, suitable for a terminal.

Instance Method Summary collapse

Constructor Details

#initialize(page) ⇒ SidebarTextBuilder

Returns a new instance of SidebarTextBuilder.

Raises:

  • (ArgumentError) 


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# File 'lib/sidebar_text_builder.rb', line 8

def initialize(page)
  raise ArgumentError, 'Page must be a SidebarPage' unless page.is_a? SidebarPage

  @page = page
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/sidebar_text_builder.rb', line 14

def to_s
  name = @page.name == '/' ? '/' : "/#{@page.name}"
  lead_title = @page.title.nil? ? '?' : @page.title.lead
  main_title = @page.title.nil? ? '?' : @page.title.main
  s = "#{indent} #{@page.coordinate}. #{name}: #{lead_title} – #{main_title}\n"

  if @page.children?
    @page.children.each do |child|
      s << child.to_s
    end
  end

  # Only strip extraneous whitespace at the root page
  @page.level.zero? ? s.strip : s
end