Class: Async::Debug::ReactorView

Inherits:
Live::View
  • Object
show all
Defined in:
lib/async/debug/reactor_view.rb

Instance Method Summary collapse

Constructor Details

#initialize(id, **data) ⇒ ReactorView

Returns a new instance of ReactorView.



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# File 'lib/async/debug/reactor_view.rb', line 28

def initialize(id, **data)
  super
  
  @update = nil
  @top = Async::Task.current.reactor
end

Instance Method Details

#bind(page) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 35

def bind(page)
  super(page)
  
  @update = Async do |task|
    while true
      task.sleep(1.0/10.0)
      self.replace!
    end
  end
end

#close ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 46

def close
  @update.stop
  
  super
end

#handle(event, details) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 52

def handle(event, details)
  replace!
end

#render(builder) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 90

def render(builder)
  builder.tag :div, class: 'tree' do
    builder.tag :ul do
      builder.inline :li do
        render_node(builder)
      end
    end
  end
end

#render_node(builder, node = @top) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 56

def render_node(builder, node = @top)
  klass = []
  title = []
  
  if node.respond_to?(:status)
    klass << node.status
  end
  
  if node.transient?
    klass << "transient"
  end
  
  if node.respond_to?(:backtrace)
    if backtrace = node.backtrace
      title = backtrace.first(8)
    end
  end
  
  builder.inline :span, class: klass.join(' '), title: title.join("\n") do
    text = node.annotation || "#{node.class} 0x#{node.object_id.to_s(16)}"
    builder.text(text)
  end
  
  if node.children
    builder.tag :ul do
      node.children.each do |child|
        builder.inline :li do
          render_node(builder, child)
        end
      end
    end
  end
end