nl_tokens: Creates an array of the enumerable property names of the array - like value .
pl_tokens: function arrayLikeKeys ( value , inherited ) { // Safari 8.1 makes `arguments.callee` enumerable in strict mode. // Safari 9 makes `arguments.length` enumerable in strict mode. var result = ( isArray$4 ( value ) || isArguments$1 ( value ) ) ? baseTimes ( value . length , String ) : [ ] ; var length = result . length , skipIndexes = ! ! length ; for ( var key in value ) { if ( ( inherited || hasOwnProperty$6 . call ( value , key ) ) && ! ( skipIndexes && ( key == 'length' || isIndex$3 ( key , length ) ) ) ) { <mask> . push ( key ) ; } } return result ; }