export type PropertyKey = string | number | symbol;
export declare abstract class AbstractInterceptor {
    /**
     * Intercept the execution executing logic before and/or after the method execution.
     *
     * @param {Injectable} obj the injectable object
     * @param {String} prop the name of the method or property that is accessed via this proxy
     * @returns {Function} a function accepting the incoming argument that is able to execute the required logic
     * The firm for the returned function would be:
     * ```javascript
     * (...args) => {}
     * ```
     */
    intercept(_obj: any, _prop: PropertyKey): any;
    /**
     * Validate if the current interceptor is applicable
     *
     * @param {Any} obj the current object target of the proxy
     * @param {String} prop the method or property name currently invoked
     */
    isApplicable(_obj: any, _prop: PropertyKey): boolean;
}