nl_tokens: Detects the value of an option at the tree node . This option is treated as true by default but any trailing space would invalidate it .
pl_tokens: function ( ast ) { let detected = [ ] ; ast . traverse ( function ( node ) { if ( ! <mask> . is ( 'atrulers' ) && ! node . is ( 'block' ) ) return ; if ( node . length === 0 || ( node . length === 1 && node . first ( ) . is ( 'space' ) ) ) { detected . push ( false ) ; } } ) ; return detected ; }