Class: LevelDb::LazyMap

Inherits:
Object
  • Object
show all
Includes:
LazyEnumerable
Defined in:
lib/level_db.rb

Instance Method Summary collapse

Methods included from LazyEnumerable

#map, #select

Constructor Details

#initialize(enum, &transform) ⇒ LazyMap

Returns a new instance of LazyMap.



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# File 'lib/level_db.rb', line 133

def initialize(enum, &transform)
  @enum = enum
  @transform = transform
end

Instance Method Details

#each(&block) ⇒ Object 



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# File 'lib/level_db.rb', line 138

def each(&block)
  if block
    @enum.each do |element|
      block.call(@transform.call(element))
    end
  end
  self
end