Method: RMail::Header#fetch_all

Defined in:
lib/rmail/header.rb

#fetch_all(name, *rest) ⇒ Object

Returns the values of every field named name. If there are no such fields, the value returned by the block is returned. If no block is passed, the value of default_value is returned. If no default_value is specified, an IndexError exception is raised.



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# File 'lib/rmail/header.rb', line 229

def fetch_all name, *rest
  if rest.length > 1
    raise ArgumentError, "wrong # of arguments(#{rest.length + 1} for 2)"
  end
  result = select(name)
  if result.nil?
    if block_given?
      yield name
    elsif rest.length == 1
      rest[0]
    else
      raise IndexError, 'name not found'
    end
  else
    result.collect { |n, v|
      v
    }
  end
end