nl_tokens: Rewrites number ranges : [ 0 - 9 ] - > \ d
pl_tokens: function rewriteNumberRanges ( path ) { const { node } = path ; node . expressions . forEach ( ( <mask> , i ) => { if ( isFullNumberRange ( expression ) ) { path . getChild ( i ) . replace ( { type : 'Char' , value : '\\d' , kind : 'meta' , } ) ; } } ) ; }