updates: [
// "newRow1" inserted
{ type: $foundsetTypeConstants.ROWS_INSERTED,
start: 2, end: 2 },
// update row to "newRow2" contents
{ type: $foundsetTypeConstants.ROWS_CHANGED,
start: 4, end: 4 }
// "row5" slides out of viewport due to
// the initial insert
{ type: $foundsetTypeConstants.ROWS_DELETED,
start: 5, end: 5 },
] |