nl_tokens: Checks if value is a property name and not a property path .
pl_tokens: function isKey$1 ( value , object ) { if ( isArray$1 ( value ) ) { return false ; } var type = typeof <mask> ; if ( type == 'number' || type == 'symbol' || type == 'boolean' || value == null || isSymbol$1 ( value ) ) { return true ; } return reIsPlainProp$1 . test ( value ) || ! reIsDeepProp$1 . test ( value ) || ( object != null && value in Object ( object ) ) ; }