Class: MultiMail::Multimap

Inherits:
Object
  • Object
show all
Defined in:
lib/multi_mail/multimap.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Multimap

Returns a new instance of Multimap.



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# File 'lib/multi_mail/multimap.rb', line 5

def initialize
  @hash = {}
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 18

def ==(other)
  if Multimap === other
    @hash == other.hash
  else
    @hash == other
  end
end

#[](key) ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 9

def [](key)
  @hash[key]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 13

def []=(key, value)
  @hash[key] ||= []
  @hash[key] << value
end

#each_pair ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 30

def each_pair
  @hash.each_pair do |key,values|
    values.each do |value|
      yield key, value
    end
  end
end

#merge(other) ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 38

def merge(other)
  dup.update(other)
end

#size ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 26

def size
  @hash.values.flatten.size
end

#to_hash ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 53

def to_hash
  @hash.dup
end

#update(other) ⇒ Object 



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# File 'lib/multi_mail/multimap.rb', line 42

def update(other)
  if Multimap === other
    other.each_pair do |key,value|
      self[key] = value
    end
  else
    raise ArgumentError
  end
  self
end