nl_tokens: todo : externalize as hela - resolver ?
pl_tokens: function presetResolver ( opts ) { const presets = arrayify ( opts . presets || opts . extends ) if ( presets . length > 0 ) { const arg = Object . assign ( { } , opts ) const options = Object . assign ( { first : arg } , opts ) const tasks = resolvePlugins ( presets , options ) . reduce ( ( <mask> , preset ) => presetReducer ( acc , preset ) , { } ) return transformTasks ( opts , Object . assign ( { } , tasks , opts . tasks ) ) } return transformTasks ( opts , opts . tasks ) }