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 ⇒ ReactorView

Returns a new instance of ReactorView.



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# File 'lib/async/debug/reactor_view.rb', line 11

def initialize(...)
	super
	
	@update = nil
	@root = Async::Task.current.root
end

Instance Method Details

#bind(page) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 18

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

#close ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 29

def close
	@update.stop
	
	super
end

#handle(event, details) ⇒ Object 



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

def handle(event, details)
	update!
end

#render(builder) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 73

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 = @root) ⇒ Object 



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# File 'lib/async/debug/reactor_view.rb', line 39

def render_node(builder, node = @root)
	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