nl_tokens: Removal of a single range
pl_tokens: function ( sel , range ) { var ranges = sel . getAllRanges ( ) , removed = false ; sel . removeAllRanges ( ) ; for ( var i = 0 , len = ranges . length ; i < len ; ++ i ) { if ( removed || range !== ranges [ i ] ) { sel . addRange ( ranges [ i ] ) ; } else { // According to the draft WHATWG Range spec, the same range may be added to the selection multiple // times. removeRange should only remove the first instance, so the following ensures only the first // instance is removed removed = <mask> ; } } if ( ! sel . rangeCount ) { updateEmptySelection ( sel ) ; } }