Module: Ruwi::Dom::DestroyDom

Defined in:
lib/ruwi/runtime/dom/destroy_dom.rb

Class Method Summary collapse

Class Method Details

.execute(vdom) ⇒ Object

Parameters:



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# File 'lib/ruwi/runtime/dom/destroy_dom.rb', line 5

def execute(vdom)
  case vdom.type
  when Ruwi::Vdom::DOM_TYPES[:TEXT]
    remove_text_node(vdom)
  when Ruwi::Vdom::DOM_TYPES[:ELEMENT]
    remove_element_node(vdom)
  when Ruwi::Vdom::DOM_TYPES[:FRAGMENT]
    remove_fragment_nodes(vdom)
  when Ruwi::Vdom::DOM_TYPES[:COMPONENT]
    remove_component_node(vdom)
  else
    raise "Can't destroy DOM of type: #{vdom.type}"
  end

  vdom.el = nil
end

.remove_component_node(vdom) ⇒ void

This method returns an undefined value.

Parameters:



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# File 'lib/ruwi/runtime/dom/destroy_dom.rb', line 57

def self.remove_component_node(vdom)
  vdom.component.unmount
  Ruwi::Dom::Scheduler.enqueue_job(-> { vdom.component.on_unmounted })
end

.remove_element_node(vdom) ⇒ void

This method returns an undefined value.

Parameters:



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# File 'lib/ruwi/runtime/dom/destroy_dom.rb', line 34

def self.remove_element_node(vdom)
  el = vdom.el
  children = vdom.children
  listeners = vdom.listeners

  el&.remove
  children&.each { |child| execute(child) }

  if listeners
    Events.remove_event_listeners(listeners, el)
    vdom.listeners = nil
  end
end

.remove_fragment_nodes(vdom) ⇒ void

This method returns an undefined value.

Parameters:



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# File 'lib/ruwi/runtime/dom/destroy_dom.rb', line 50

def self.remove_fragment_nodes(vdom)
  children = vdom.children
  children&.each { |child| execute(child) }
end

.remove_text_node(vdom) ⇒ void

This method returns an undefined value.

Parameters:



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# File 'lib/ruwi/runtime/dom/destroy_dom.rb', line 28

def self.remove_text_node(vdom)
  vdom.el&.remove
end