Class: Accord::Tags

Inherits:
Object
  • Object
show all
Defined in:
lib/accord/tags.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Tags

Returns a new instance of Tags.



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# File 'lib/accord/tags.rb', line 3

def initialize
  @hash = {}
end

Class Method Details

.marker ⇒ Object 



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# File 'lib/accord/tags.rb', line 21

def self.marker
  @marker ||= Object.new
end

Instance Method Details

#[](tag) ⇒ Object 



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# File 'lib/accord/tags.rb', line 11

def [](tag)
  @hash[tag.to_sym]
end

#[]=(tag, value) ⇒ Object 



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# File 'lib/accord/tags.rb', line 7

def []=(tag, value)
  @hash[tag.to_sym] = value
end

#fetch(tag, default = Tags.marker) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/accord/tags.rb', line 15

def fetch(tag, default=Tags.marker)
  return @hash[tag] if @hash.has_key?(tag)
  return default unless default.equal?(self.class.marker)
  raise ArgumentError, "tag #{tag.inspect} not found."
end