nl_tokens: TODO : Add migration helper
pl_tokens: function _buildKey ( context , key ) { let appConfig = getOwner ( context ) . resolveRegistration ( 'config:environment' ) ; let addonConfig = appConfig && appConfig [ 'ember-local-storage' ] || { } ; let namespace = _getNamespace ( appConfig , addonConfig ) ; let delimiter = addonConfig . keyDelimiter || ':' ; return namespace ? ` ${ namespace } ${ delimiter } ${ key } ` : <mask> ; }