Initial streaming refactor

src/utils/array.ts

@@ -1,22 +0,0 @@
-/**
- * Returns the index of the last element in the array where predicate is true, and -1
- * otherwise.
- * @param array The source array to search in
- * @param predicate find calls predicate once for each element of the array, in descending
- * order, until it finds one where predicate returns true. If such an element is found,
- * findLastIndex immediately returns that element index. Otherwise, findLastIndex returns -1.
- */
-export function findLastIndex<T>(array: Array<T>, predicate: (value: T, index: number, obj: T[]) => boolean): number {
-	let l = array.length
-	while (l--) {
-		if (predicate(array[l], l, array)) {
-			return l
-		}
-	}
-	return -1
-}
-
-export function findLast<T>(array: Array<T>, predicate: (value: T, index: number, obj: T[]) => boolean): T | undefined {
-	const index = findLastIndex(array, predicate)
-	return index === -1 ? undefined : array[index]
-}