63 lines
1.2 KiB
JavaScript
63 lines
1.2 KiB
JavaScript
import Debug from './debug';
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export default class Registry {
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#registry_ = new Map();
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constructor() {
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this.reset();
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}
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reset() {
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this.#registry_.clear();
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}
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validate(keys) {
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if (!(keys instanceof Array)) {
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keys = [keys];
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}
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return keys;
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}
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register(keys, value) {
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keys = this.validate(keys);
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for (let key of keys) {
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if (this.#registry_.has(key)) {
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Debug.warn(`${key}已存在，不可重复注册`);
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continue;
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}
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this.#registry_.set(key, value);
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}
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}
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unregister(keys) {
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keys = this.validate(keys);
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for (let key of keys) {
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if (!this.#registry_.has(key)) {
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Debug.warn(`${key}不存在，无需取消注册`);
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continue;
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}
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this.#registry_.delete(key);
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}
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}
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length() {
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return this.#registry_.size;
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}
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hasKey(key) {
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return this.#registry_.has(key);
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}
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keys() {
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return [...this.#registry_.keys()];
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}
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getItem(key) {
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return this.#registry_.get(key) ?? null;
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}
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getAllItems() {
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return this.#registry_;
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}
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} |