@aws-cdk/core/lib/aspect.js

AWS Cloud Development Kit Core Library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Aspects = void 0;
const ASPECTS_SYMBOL = Symbol('cdk-aspects');
/**
 * Aspects can be applied to CDK tree scopes and can operate on the tree before synthesis.
 */
class Aspects {
    // TODO(2.0): private readonly _aspects = new Array<IAspect>();
    constructor(scope) {
        this.scope = scope;
    }
    /**
     * Returns the `Aspects` object associated with a construct scope.
     *
     * @param scope The scope for which these aspects will apply.
     */
    static of(scope) {
        let aspects = scope[ASPECTS_SYMBOL];
        if (!aspects) {
            aspects = new Aspects(scope);
            Object.defineProperty(scope, ASPECTS_SYMBOL, {
                value: aspects,
                configurable: false,
                enumerable: false,
            });
        }
        return aspects;
    }
    /**
     * Adds an aspect to apply this scope before synthesis.
     *
     * @param aspect The aspect to add.
     */
    add(aspect) {
        // TODO(2.0): this._aspects.push(aspect);
        this.scope.node._actualNode.applyAspect(aspect);
    }
    /**
     * The list of aspects which were directly applied on this scope.
     */
    get aspects() {
        // TODO(2.0): return  [ ...this._aspects ];
        return [...this.scope.node._actualNode._aspects]; // clone
    }
}
exports.Aspects = Aspects;
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