Class: RedBlocks::EnumSet

Inherits:
Set
  • Object
show all
Defined in:
lib/red_blocks/enum_set.rb

Constant Summary collapse

ADDRESSED_OBJECT_REGEXP =

Match string such as ‘#<User:0x007fa3323a2b90>`

/^#<(.+):0x\w+>$/

Instance Attribute Summary collapse

Attributes inherited from Set

#weight

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Set

#cache_time, #disabled?, #expiration_time, #expression, #get, #ids, #key, key_pattern, #label, #size, #update!, #update_if_disabled!

Methods included from SetOptimizer

#unset

Methods included from SetUtils

included, #joined_key, #normalize_entries, #validate_array_entry, #validate_entries!

Constructor Details

#initialize(value) ⇒ EnumSet

Returns a new instance of EnumSet.



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# File 'lib/red_blocks/enum_set.rb', line 5

def initialize(value)
  unless self.class.available_values.include?(value)
    raise RedBlocks::DomainError.new(value, self.class.available_values)
  end
  @value = value
end

Instance Attribute Details

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/red_blocks/enum_set.rb', line 3

def value
  @value
end

Class Method Details

.available_values ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/red_blocks/enum_set.rb', line 32

def self.available_values
  raise NotImplementedError
end

.warmup! ⇒ Object 



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# File 'lib/red_blocks/enum_set.rb', line 26

def self.warmup!
  available_values.each do |value|
    self.new(value).update!
  end
end

Instance Method Details

#key_suffix ⇒ Object 



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# File 'lib/red_blocks/enum_set.rb', line 15

def key_suffix
  suffix = @value.to_s
  if suffix =~ ADDRESSED_OBJECT_REGEXP
    raise <<MSG
The key suffix may include random address #{suffix.inspect}.
You must override `key_suffix` explicitly, or use `value` which implements deterministic `to_s`.
MSG
  end
  suffix
end