rrule-rust/dist/browser/cache.js

RRule implementation for browsers and Node.js written in Rust

export class OperationCache {
    constructor({ disabled }) {
        this._disabled = disabled;
        this.store = new Map();
    }
    get disabled() {
        return this._disabled;
    }
    getOrSet(key, defaultValue) {
        if (this.disabled) {
            return defaultValue;
        }
        if (this.store.has(key)) {
            return this.store.get(key);
        }
        this.store.set(key, defaultValue);
        return defaultValue;
    }
    getOrCompute(key, compute) {
        if (this.disabled) {
            return compute();
        }
        if (this.store.has(key)) {
            return this.store.get(key);
        }
        const value = compute();
        this.store.set(key, value);
        return value;
    }
    disable() {
        this._disabled = true;
    }
    enable() {
        this._disabled = false;
    }
    clear() {
        this.store.clear();
    }
    clone() {
        return new OperationCache({
            disabled: this.disabled,
        });
    }
}