Method: String#constantize

Defined in:
lib/sequel/extensions/inflector.rb

#constantize ⇒ Object

Constantize tries to find a declared constant with the name specified in the string. It raises a NameError when the name is not in CamelCase or is not initialized.

Examples

"Module".constantize #=> Module
"Class".constantize #=> Class

Raises:

  • (NameError) 


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# File 'lib/sequel/extensions/inflector.rb', line 144

def constantize
  raise(NameError, "#{inspect} is not a valid constant name!") unless m = /\A(?:::)?([A-Z]\w*(?:::[A-Z]\w*)*)\z/.match(self)
  Object.module_eval("::#{m[1]}", __FILE__, __LINE__)
end