Class: Repubmark::Elems::List

Inherits:
Base
  • Object
show all
Defined in:
lib/repubmark/elems/list.rb

Instance Attribute Summary

Attributes inherited from Base

#parent

Instance Method Summary collapse

Methods inherited from Base

#absolute_url, #config, #count_words, #html_class, #own_url, parent?, parents, #relative_url

Constructor Details

#initialize(parent, links:, ordered:) ⇒ List

Returns a new instance of List.



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# File 'lib/repubmark/elems/list.rb', line 8

def initialize(parent, links:, ordered:)
  super parent

  @links = !!links
  @ordered = !!ordered

  @items = []
end

Instance Method Details

#item ⇒ Object

Builder methods #



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# File 'lib/repubmark/elems/list.rb', line 53

def item(...) = @links ? item_links(...) : item_nolinks(...)

#item_links(ref_url, ref_title = nil) {|list_item| ... } ⇒ Object (private)

Yields:

  • (list_item) 


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# File 'lib/repubmark/elems/list.rb', line 75

def item_links(ref_url, ref_title = nil)
  titled_ref = TitledRef.new ref_url, ref_title
  list_item = ListItem.new self, @items.count, titled_ref
  @items << list_item
  yield list_item if block_given?
  nil
end

#item_nolinks {|list_item| ... } ⇒ Object (private)

Yields:

  • (list_item) 


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# File 'lib/repubmark/elems/list.rb', line 68

def item_nolinks
  list_item = ListItem.new self, @items.count
  @items << list_item
  yield list_item
  nil
end

#items_count ⇒ Object 



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# File 'lib/repubmark/elems/list.rb', line 41

def items_count = @items.count

#level ⇒ Object

Helper methods #



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# File 'lib/repubmark/elems/list.rb', line 39

def level = parent.instance_of?(ListItem) ? parent.level + 1 : 0

#parent=(parent) ⇒ Object (private) 



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# File 'lib/repubmark/elems/list.rb', line 57

def parent=(parent)
  unless parent.instance_of?(Canvas) || parent.instance_of?(ListItem)
    raise TypeError,
          "Expected #{Canvas} or #{ListItem}, got #{parent.class}"
  end

  @parent = parent
end

#tag_name ⇒ Object (private) 



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# File 'lib/repubmark/elems/list.rb', line 66

def tag_name = @ordered ? 'ol' : 'ul'

#to_gemtext ⇒ Object 



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# File 'lib/repubmark/elems/list.rb', line 33

def to_gemtext = @items.map(&:to_gemtext).join.freeze

#to_html ⇒ Object 



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# File 'lib/repubmark/elems/list.rb', line 25

def to_html
  [
    "<#{tag_name}>\n",
    *@items.map(&:to_html),
    "</#{tag_name}>\n",
  ].join.freeze
end

#to_summary_plain ⇒ Object 



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# File 'lib/repubmark/elems/list.rb', line 23

def to_summary_plain = @items.map(&:to_summary_plain).join(' ').freeze

#unicode_decor ⇒ Object 



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# File 'lib/repubmark/elems/list.rb', line 43

def unicode_decor
  return if level <= 1

  "#{parent.unicode_decor_parent}#{parent.last? ? '⠀ ' : '│ '}"
end

#word_count ⇒ Object

Basic methods #



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# File 'lib/repubmark/elems/list.rb', line 21

def word_count = @items.sum(&:word_count)