module TZInfo

timezone or country is loaded from {DataSources::RubyDataSource}.
performance and to avoid flushing the constant cache every time a new
This may be desirable in production environments to improve copy-on-write

accessed or set).
into memory (initializing the {DataSource} first if not previously
Instructs the current {DataSource} to load all timezone and country data

def eager_load!
  DataSource.get.eager_load!
end