@surface/dependency-injection/internal/metadata.js

Provides dependency injection capabilities.

const METADATA = Symbol("dependency-injection:static-metadata");
export default class StaticMetadata {
    parameters = [];
    properties = [];
    provider;
    static from(target) {
        if (!Reflect.has(target, METADATA)) {
            Reflect.defineProperty(target, METADATA, { configurable: false, enumerable: false, value: new StaticMetadata() });
        }
        else if (!target.hasOwnProperty(METADATA)) {
            Reflect.defineProperty(target, METADATA, { configurable: false, enumerable: false, value: Reflect.get(target, METADATA).inherit() });
        }
        return Reflect.get(target, METADATA);
    }
    inherit() {
        const clone = new StaticMetadata();
        clone.properties.push(...this.properties);
        return clone;
    }
}