/**
 *
 * Copyright 2020-2026 Splunk Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
export declare enum ResourceState {
    DISCOVERED = "discovered",
    ERROR = "error",
    LOADED = "loaded"
}
export type ResourceStateEvent = {
    state: ResourceState.DISCOVERED;
    url: string;
} | {
    state: ResourceState.ERROR;
    timestamp: number;
    url: string;
} | {
    loadTime: number;
    state: ResourceState.LOADED;
    timestamp: number;
    url: string;
};
export interface MonitorConfig {
    ignoreUrls?: (string | RegExp)[];
    onResourceStateChange: (event: ResourceStateEvent) => void;
}
export declare abstract class Monitor {
    protected config: MonitorConfig;
    constructor(config: MonitorConfig);
    abstract start(): void;
    abstract stop(): void;
}