Class: Puppeteer::Page::ScreenshotTaskQueue

Inherits:

Object

Object
Puppeteer::Page::ScreenshotTaskQueue

Defined in:: lib/puppeteer/page/screenshot_task_queue.rb

Instance Method Summary collapse

#initialize ⇒ ScreenshotTaskQueue constructor

A new instance of ScreenshotTaskQueue.
#post_task(&block) ⇒ Object

Constructor Details

#initialize ⇒ `ScreenshotTaskQueue`

Returns a new instance of ScreenshotTaskQueue.



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# File 'lib/puppeteer/page/screenshot_task_queue.rb', line 3

def initialize
  @chain = Concurrent::Promises.fulfilled_future(nil)
end

Instance Method Details

#post_task(&block) ⇒ `Object`

# File 'lib/puppeteer/page/screenshot_task_queue.rb', line 7

def post_task(&block)
  result = @chain.then { block.call }
  @chain = result.rescue { nil }
  result.value!
end