Class: WebRTC::Promise

Inherits:
Object
  • Object
show all
Defined in:
lib/webrtc/promise.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(&block) ⇒ Promise

Returns a new instance of Promise.



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# File 'lib/webrtc/promise.rb', line 7

def initialize(&block)
  @future = Concurrent::Promises.future(&block)
end

Class Method Details

.reject(error) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 15

def self.reject(error)
  promise = allocate
  promise.instance_variable_set(:@future, Concurrent::Promises.rejected_future(error))
  promise
end

.resolve(value) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 11

def self.resolve(value)
  new { value }
end

Instance Method Details

#await(timeout = nil) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 39

def await(timeout = nil)
  if timeout
    @future.value!(timeout)
  else
    @future.value!
  end
end

#catch(&block) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 27

def catch(&block)
  new_promise = Promise.allocate
  new_promise.instance_variable_set(:@future, @future.rescue(&block))
  new_promise
end

#finally(&block) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 33

def finally(&block)
  new_promise = Promise.allocate
  new_promise.instance_variable_set(:@future, @future.on_resolution { block.call })
  new_promise
end

#fulfilled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/webrtc/promise.rb', line 51

def fulfilled?
  @future.fulfilled?
end

#pending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/webrtc/promise.rb', line 47

def pending?
  @future.pending?
end

#rejected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/webrtc/promise.rb', line 55

def rejected?
  @future.rejected?
end

#then(&block) ⇒ Object 



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# File 'lib/webrtc/promise.rb', line 21

def then(&block)
  new_promise = Promise.allocate
  new_promise.instance_variable_set(:@future, @future.then(&block))
  new_promise
end