Class: Collection::NullHash

Inherits:
Object
  • Object
show all
Defined in:
lib/null/null_hash.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options = {}) ⇒ NullHash

Returns a new instance of NullHash.



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# File 'lib/null/null_hash.rb', line 5

def initialize(name, options={})
  @title = name
end

Instance Attribute Details

#store ⇒ Object (readonly)

Returns the value of attribute store.



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# File 'lib/null/null_hash.rb', line 3

def store
  @store
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/null/null_hash.rb', line 9

def [](key)
end

#[]=(key, val) ⇒ Object 



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# File 'lib/null/null_hash.rb', line 12

def []=(key, val)
end

#clear ⇒ Object 



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# File 'lib/null/null_hash.rb', line 45

def clear
end

#delete(key) ⇒ Object 



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# File 'lib/null/null_hash.rb', line 19

def delete(key)
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/null/null_hash.rb', line 22

def empty?
  true
end

#fetch(key) {|key| ... } ⇒ Object

Yields:

  • (key) 


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# File 'lib/null/null_hash.rb', line 15

def fetch(key)
  yield(key) if block_given?
end

#has_key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/null/null_hash.rb', line 30

def has_key?(key)
  false
end

#key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/null/null_hash.rb', line 33

def key?(key)
  false
end

#keys ⇒ Object 



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# File 'lib/null/null_hash.rb', line 37

def keys
  []
end

#size ⇒ Object 



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# File 'lib/null/null_hash.rb', line 26

def size
  0
end

#to_hash ⇒ Object 



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# File 'lib/null/null_hash.rb', line 41

def to_hash
  {}
end