Class: EmptyTag

Inherits:
ActiveComponent::Base show all
Defined in:
lib/active_component/components/empty_tag.rb

Constant Summary

Constants included from ActiveComponent

ActiveComponent::BLOCK_ELEMENTS, ActiveComponent::EMPTY_ELEMENTS, ActiveComponent::HEADING_ELEMENTS, ActiveComponent::HTML5_ELEMENTS, ActiveComponent::PHRASING_ELEMENTS, ActiveComponent::SECTION_ELEMENTS

Instance Attribute Summary collapse

Attributes inherited from ActiveComponent::Base

#attributes, #childrenHash, #node_content, #node_name, #parent, #title

Instance Method Summary collapse

Methods inherited from ActiveComponent::Base

#<<, #<=>, #[], #add, #breadth, #breadth_each, #children, #class_name, #content, #content=, def_component_helper, def_html_sub_components, #depth, #detached_copy, #each, #each_leaf, #firstChild, #firstSibling, #freezeTree!, #hasChildren?, #hasnode_content?, #html_class, #in_degree, inherited, #init_component, #init_node, #isFirstSibling?, #isLastSibling?, #isLeaf?, #isOnlyChild?, #is_html_tag_wrapper?, #is_root?, json_create, #lastChild, #lastSibling, #length, #marshal_dump, #marshal_load, #nextSibling, #nodeDepth, #nodeHeight, #out_degree, #parentage, #preordered_each, #prepend, #previousSibling, #printTree, #remove!, #removeAll!, #removeFromParent!, #root, #siblings, #size, #to_json, #to_s

Methods included from Enumerable

#find_a, #includes_a?, #transmogrify

Methods included from ActiveComponent

#print_contents, #print_object, #print_tag, #wrap_contents

Constructor Details

#initialize(*args) ⇒ EmptyTag

Content can be passed as a block



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# File 'lib/active_component/components/empty_tag.rb', line 8

def initialize(*args)
  init_component(args, [:title, :tag_type, :attributes])

  # Defaults
  @tag_type     ||= :br
end

Instance Attribute Details

#tag_type ⇒ Object

Returns the value of attribute tag_type.



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# File 'lib/active_component/components/empty_tag.rb', line 5

def tag_type
  @tag_type
end

Instance Method Details

#to_html ⇒ Object 



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# File 'lib/active_component/components/empty_tag.rb', line 15

def to_html
  if ActiveComponent::Config.component_options[:validate_html]
    raise InvalidHtmlError, "Empty HTML elements must not have content." if content.present?
  end

  name, attrs = merge_name_and_attributes(@tag_type.to_s, @attributes)
  attrs = Haml::Precompiler.build_attributes(@haml_buffer.html?, @haml_buffer.options[:attr_wrapper], attrs)
  "<#{name}#{attrs} />"
end