@stackoverfloweth/vue-compositions/dist/types/src/usePatchRef/usePatchRef.js

A collection of reusable vue compositions.

import { computed } from 'vue';
/**
 * patch a specific property of an object ref
 * @param source an object ref
 * @param key the key to patch
 * @returns
 * @example
 * const source = ref({ a: 1, b: 2 })
 * const a = usePatchRef(source, 'a')
 * a.value = 3
 * console.log(source.value) // { a: 3, b: 2 }
 * console.log(a.value) // 3
 */
export function usePatchRef(source, key) {
    return computed({
        get() {
            return source.value[key];
        },
        set(value) {
            source.value = {
                ...source.value,
                [key]: value,
            };
        },
    });
}
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