nl_tokens: Harvest any resolved promises if all failed then return reasons .
pl_tokens: function harvest ( outcomes ) { return Promise . settle ( outcomes ) . then ( function ( results ) { if ( results . length === 0 ) { return reject ( "** NOT FOUND **" ) ; } var solved = [ ] , <mask> = [ ] ; for ( var i = 0 ; i < results . length ; i ++ ) { if ( results [ i ] . isResolved ( ) ) { solved . push ( results [ i ] . value ( ) ) ; } else { failed . push ( results [ i ] . reason ( ) ) ; } } return solved . length ? solved : failed ; } ) ; }