Class: Nanoc::Core::ChangesStream

Inherits:
Object
  • Object
show all
Defined in:
lib/nanoc/core/changes_stream.rb

Defined Under Namespace

Classes: ChangesListener

Instance Method Summary collapse

Constructor Details

#initialize(enum: nil) ⇒ ChangesStream

Returns a new instance of ChangesStream.



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# File 'lib/nanoc/core/changes_stream.rb', line 28

def initialize(enum: nil)
  @enum = enum
  @enum ||=
    Enumerator.new do |y|
      @listener = ChangesListener.new(y)
      yield(@listener)
    end.lazy
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/nanoc/core/changes_stream.rb', line 49

def each
  @enum.each { |e| yield(e) }
  nil
end

#map ⇒ Object 



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# File 'lib/nanoc/core/changes_stream.rb', line 41

def map
  self.class.new(enum: @enum.map { |e| yield(e) })
end

#stop ⇒ Object 



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# File 'lib/nanoc/core/changes_stream.rb', line 37

def stop
  @listener&.to_stop&.call
end

#to_enum ⇒ Object 



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# File 'lib/nanoc/core/changes_stream.rb', line 45

def to_enum
  @enum
end