Class: LevelDb::LazyMap

Inherits:

Object

• Object
• LevelDb::LazyMap

Includes:

LazyEnumerable

Defined in:

lib/level_db.rb

Instance Method Summary

• #each(&block) ⇒ Object
• #initialize(enum, &transform) ⇒ LazyMap constructor

  A new instance of LazyMap.

Methods included from LazyEnumerable

#map, #select

Constructor Details

#initialize(enum, &transform) ⇒ LazyMap

Returns a new instance of LazyMap.

# File 'lib/level_db.rb', line 169

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

Instance Method Details

#each(&block) ⇒ Object

# File 'lib/level_db.rb', line 174

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