Class: Vivlio::Starter::CLI::TocCommands::TocDocumentBuilder::ListState

Inherits:
Object
  • Object
show all
Defined in:
lib/vivlio/starter/cli/toc.rb

Overview

<ul>/<li> の入れ子状態を管理する

Constant Summary collapse

BASE_LEVEL = 
1

Instance Method Summary collapse

Constructor Details

#initialize(buffer) ⇒ ListState

Returns a new instance of ListState.



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# File 'lib/vivlio/starter/cli/toc.rb', line 211

def initialize(buffer)
  @buffer = buffer
  @current_level = BASE_LEVEL
  @item_open = false
end

Instance Method Details

#open_item(markup) ⇒ Object

<li> を開いてバッファへ追加する



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# File 'lib/vivlio/starter/cli/toc.rb', line 232

def open_item(markup)
  buffer << markup
  @item_open = true
end

#prepare_for_postface ⇒ Object

後書き追加前に未閉じのリストを畳む



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# File 'lib/vivlio/starter/cli/toc.rb', line 238

def prepare_for_postface
  close_current_item
  while current_level > BASE_LEVEL
    buffer << "</ul>\n</li>\n"
    @current_level -= 1
  end
end

#transition_to(level) ⇒ Object

指定レベルまでのネスト状態を調整する



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# File 'lib/vivlio/starter/cli/toc.rb', line 218

def transition_to(level)
  if level > current_level
    (level - current_level).times { buffer << "\n<ul>\n" }
    @item_open = false
  elsif level < current_level
    close_current_item
    (current_level - level).times { buffer << "</ul>\n</li>\n" }
  else
    close_current_item
  end
  @current_level = level
end