From be7e3b9a0cb81b78a744993fef2fa2fd2833fa9c Mon Sep 17 00:00:00 2001
From: syuilo <4439005+syuilo@users.noreply.github.com>
Date: Sun, 9 Mar 2025 14:28:01 +0900
Subject: refactor(frontend): scripts -> utility

---
 packages/frontend/src/scripts/array.ts | 118 ---------------------------------
 1 file changed, 118 deletions(-)
 delete mode 100644 packages/frontend/src/scripts/array.ts

(limited to 'packages/frontend/src/scripts/array.ts')

diff --git a/packages/frontend/src/scripts/array.ts b/packages/frontend/src/scripts/array.ts
deleted file mode 100644
index f2feb29dfc..0000000000
--- a/packages/frontend/src/scripts/array.ts
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * SPDX-FileCopyrightText: syuilo and misskey-project
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-type EndoRelation<T> = (a: T, b: T) => boolean;
-type Predicate<T> = (x: T) => boolean;
-
-/**
- * Count the number of elements that satisfy the predicate
- */
-
-export function countIf<T>(f: Predicate<T>, xs: T[]): number {
-	return xs.filter(f).length;
-}
-
-/**
- * Count the number of elements that is equal to the element
- */
-export function count<T>(a: T, xs: T[]): number {
-	return countIf(x => x === a, xs);
-}
-
-/**
- * Concatenate an array of arrays
- */
-export function concat<T>(xss: T[][]): T[] {
-	return ([] as T[]).concat(...xss);
-}
-
-/**
- * Intersperse the element between the elements of the array
- * @param sep The element to be interspersed
- */
-export function intersperse<T>(sep: T, xs: T[]): T[] {
-	return concat(xs.map(x => [sep, x])).slice(1);
-}
-
-/**
- * Returns the array of elements that is not equal to the element
- */
-export function erase<T>(a: T, xs: T[]): T[] {
-	return xs.filter(x => x !== a);
-}
-
-/**
- * Finds the array of all elements in the first array not contained in the second array.
- * The order of result values are determined by the first array.
- */
-export function difference<T>(xs: T[], ys: T[]): T[] {
-	return xs.filter(x => !ys.includes(x));
-}
-
-/**
- * Remove all but the first element from every group of equivalent elements
- */
-export function unique<T>(xs: T[]): T[] {
-	return [...new Set(xs)];
-}
-
-export function uniqueBy<TValue, TKey>(values: TValue[], keySelector: (value: TValue) => TKey): TValue[] {
-	const map = new Map<TKey, TValue>();
-
-	for (const value of values) {
-		const key = keySelector(value);
-		if (!map.has(key)) map.set(key, value);
-	}
-
-	return [...map.values()];
-}
-
-export function sum(xs: number[]): number {
-	return xs.reduce((a, b) => a + b, 0);
-}
-
-export function maximum(xs: number[]): number {
-	return Math.max(...xs);
-}
-
-/**
- * Compare two arrays by lexicographical order
- */
-export function lessThan(xs: number[], ys: number[]): boolean {
-	for (let i = 0; i < Math.min(xs.length, ys.length); i++) {
-		if (xs[i] < ys[i]) return true;
-		if (xs[i] > ys[i]) return false;
-	}
-	return xs.length < ys.length;
-}
-
-/**
- * Returns the longest prefix of elements that satisfy the predicate
- */
-export function takeWhile<T>(f: Predicate<T>, xs: T[]): T[] {
-	const ys: T[] = [];
-	for (const x of xs) {
-		if (f(x)) {
-			ys.push(x);
-		} else {
-			break;
-		}
-	}
-	return ys;
-}
-
-export function cumulativeSum(xs: number[]): number[] {
-	const ys = Array.from(xs); // deep copy
-	for (let i = 1; i < ys.length; i++) ys[i] += ys[i - 1];
-	return ys;
-}
-
-export function toArray<T>(x: T | T[] | undefined): T[] {
-	return Array.isArray(x) ? x : x != null ? [x] : [];
-}
-
-export function toSingle<T>(x: T | T[] | undefined): T | undefined {
-	return Array.isArray(x) ? x[0] : x;
-}
-- 
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