/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { getErrorMessage, isNodeError } from './errors.js';
import { URL } from 'node:url';
const PRIVATE_IP_RANGES = [
    /^10\./,
    /^127\./,
    /^172\.(1[6-9]|2[0-9]|3[0-1])\./,
    /^192\.168\./,
    /^::1$/,
    /^fc00:/,
    /^fe80:/,
];
export class FetchError extends Error {
    code;
    constructor(message, code) {
        super(message);
        this.code = code;
        this.name = 'FetchError';
    }
}
export function isPrivateIp(url) {
    try {
        const hostname = new URL(url).hostname;
        return PRIVATE_IP_RANGES.some((range) => range.test(hostname));
    }
    catch (_e) {
        return false;
    }
}
export async function fetchWithTimeout(url, timeout) {
    const controller = new AbortController();
    const timeoutId = setTimeout(() => controller.abort(), timeout);
    try {
        const response = await fetch(url, { signal: controller.signal });
        return response;
    }
    catch (error) {
        if (isNodeError(error) && error.code === 'ABORT_ERR') {
            throw new FetchError(`Request timed out after ${timeout}ms`, 'ETIMEDOUT');
        }
        throw new FetchError(getErrorMessage(error));
    }
    finally {
        clearTimeout(timeoutId);
    }
}
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