Class: Ori::LazyHashSet

Inherits:
LazyEnumerable show all
Defined in:
lib/ori/lazy.rb

Constant Summary collapse

INIT = 
proc { Hash.new { |hash, key| hash[key] = Set.new } }

Instance Method Summary collapse

Methods inherited from LazyEnumerable

#any?, #delete_if, #each, #empty?

Methods inherited from Lazy

#initialized?, #internal

Constructor Details

#initialize ⇒ LazyHashSet

Returns a new instance of LazyHashSet.



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# File 'lib/ori/lazy.rb', line 136

def initialize
  super(INIT)
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/ori/lazy.rb', line 140

def [](key)
  internal[key]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/ori/lazy.rb', line 144

def []=(key, value)
  internal[key] = value
end

#delete(key) ⇒ Object 



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# File 'lib/ori/lazy.rb', line 160

def delete(key)
  internal.delete(key) if initialized?
end

#keys ⇒ Object 



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# File 'lib/ori/lazy.rb', line 154

def keys
  return [] unless initialized?

  internal.keys
end

#none?(&block) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ori/lazy.rb', line 148

def none?(&block)
  return true unless initialized?

  internal.none?(&block)
end