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Class: TZInfo::DataSources::TimezoneInfo Abstract

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
ConstantOffsetDataTimezoneInfo, DataTimezoneInfo, LinkedTimezoneInfo, TransitionsDataTimezoneInfo
Inherits: Object
Defined in: lib/tzinfo/data_sources/timezone_info.rb

Overview

This class is abstract.

Data sources return instances of TimezoneInfo subclasses.

Represents a time zone defined by a data source.

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(identifier) ⇒ TimezoneInfo

Initializes a new TimezoneInfo. The passed in identifier instance will be frozen.

Parameters:

  • identifier (String) —

    the identifier of the time zone.

Raises:

  • (ArgumentError) —

    if identifier is nil.

[ GitHub ] 

  


# File 'lib/tzinfo/data_sources/timezone_info.rb', line 18



def initialize(identifier)
  raise ArgumentError, 'identifier must be specified' unless identifier
  @identifier = identifier.freeze
end


  







Instance Attribute Details



  

    #identifier  ⇒ String  (readonly)
  



  

    
  





  
Returns:


    
  
  • 
    (String)
—    
    the identifier of the time zone.
    

    
  
    • 





  [ GitHub ]


  

  


# File 'lib/tzinfo/data_sources/timezone_info.rb', line 11



attr_reader :identifier


  







Instance Method Details



  

    #create_timezone  ⇒ Timezone 
  



  

    
  





  
Returns:





  [ GitHub ]


  

  


# File 'lib/tzinfo/data_sources/timezone_info.rb', line 31



def create_timezone
  raise_not_implemented('create_timezone')
end


  








  

    #inspect  ⇒ String 
  



  

    
  





  
Returns:


    
  
  • 
    (String)
—    
    the internal object state as a programmer-readable
String.
    

    
  
    • 





  [ GitHub ]


  

  


# File 'lib/tzinfo/data_sources/timezone_info.rb', line 25



def inspect
  "#<#{self.class}: #@identifier>"
end


  








  

    #raise_not_implemented(method_name)   (private)
  



  

    
Raises a NotImplementedError.


  





  
Parameters:


    
  
  • 
    method_name
    (String)
—    
    the name of the method that must be
overridden.
    

    
  
    • 



Raises:


    
  
  • 
    
    
    NotImplementedError always.
    

    
  
    • 





  [ GitHub ]


  

  


# File 'lib/tzinfo/data_sources/timezone_info.rb', line 42



def raise_not_implemented(method_name)
  raise NotImplementedError, "Subclasses must override #{method_name}"
end