@hazae41/box/dist/esm/mods/clone/index.mjs

Rust-like Box and similar objects for TypeScript

import { Deferred } from '../deferred/index.mjs';
import { Void } from '../void/index.mjs';

class Clone {
    value;
    clean;
    #count = 1;
    constructor(value, clean) {
        this.value = value;
        this.clean = clean;
    }
    static void() {
        return new Clone(undefined, new Void());
    }
    static wrap(value) {
        return new Clone(value, value);
    }
    static from(value) {
        return new Clone(value.get(), value);
    }
    static with(value, clean) {
        return new Clone(value, new Deferred(() => clean(value)));
    }
    [Symbol.dispose]() {
        this.#count--;
        if (this.#count > 0)
            return;
        this.clean[Symbol.dispose]();
    }
    async [Symbol.asyncDispose]() {
        this[Symbol.dispose]();
    }
    get count() {
        return this.#count;
    }
    get() {
        return this.value;
    }
    clone() {
        this.#count++;
        return this;
    }
}

export { Clone };
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