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Jason Woltje f5792c40be feat: Complete fleet — 94 skills across 10+ domains
Pulled ALL skills from 15 source repositories:
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- obra/superpowers: 14 (TDD, debugging, agents, planning)
- coreyhaines31/marketingskills: 25 (marketing, CRO, SEO, growth)
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- antfu/skills: 16 (Vue, Vite, Vitest, pnpm, Turborepo)
- Plus 13 individual skills from various repos

Mosaic Stack is not limited to coding — the Orchestrator and
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logistics, analysis, and more.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 16:27:42 -06:00

1.9 KiB

category
category
Array

useArrayReduce

Reactive Array.reduce.

Usage

import { useArrayReduce } from '@vueuse/core'

const sum = useArrayReduce([ref(1), ref(2), ref(3)], (sum, val) => sum + val)
// sum.value: 6

Use with reactive array

import { useArrayReduce } from '@vueuse/core'

const list = reactive([1, 2])
const sum = useArrayReduce(list, (sum, val) => sum + val)

list.push(3)
// sum.value: 6

Use with initialValue

import { useArrayReduce } from '@vueuse/core'

const list = reactive([{ num: 1 }, { num: 2 }])
const sum = useArrayReduce(list, (sum, val) => sum + val.num, 0)
// sum.value: 3

Type Declarations

export type UseArrayReducer<PV, CV, R> = (
  previousValue: PV,
  currentValue: CV,
  currentIndex: number,
) => R
export type UseArrayReduceReturn<T = any> = ComputedRef<T>
/**
 * Reactive `Array.reduce`
 *
 * @see https://vueuse.org/useArrayReduce
 * @param list - the array was called upon.
 * @param reducer - a "reducer" function.
 *
 * @returns the value that results from running the "reducer" callback function to completion over the entire array.
 *
 * @__NO_SIDE_EFFECTS__
 */
export declare function useArrayReduce<T>(
  list: MaybeRefOrGetter<MaybeRefOrGetter<T>[]>,
  reducer: UseArrayReducer<T, T, T>,
): UseArrayReduceReturn<T>
/**
 * Reactive `Array.reduce`
 *
 * @see https://vueuse.org/useArrayReduce
 * @param list - the array was called upon.
 * @param reducer - a "reducer" function.
 * @param initialValue - a value to be initialized the first time when the callback is called.
 *
 * @returns the value that results from running the "reducer" callback function to completion over the entire array.
 *
 * @__NO_SIDE_EFFECTS__
 */
export declare function useArrayReduce<T, U>(
  list: MaybeRefOrGetter<MaybeRefOrGetter<T>[]>,
  reducer: UseArrayReducer<U, T, U>,
  initialValue: MaybeRefOrGetter<U>,
): UseArrayReduceReturn<U>