52 lines
1.8 KiB
JavaScript
52 lines
1.8 KiB
JavaScript
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import { EndpointURLScheme } from "@smithy/types";
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import { isIpAddress } from "./isIpAddress";
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const DEFAULT_PORTS = {
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[EndpointURLScheme.HTTP]: 80,
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[EndpointURLScheme.HTTPS]: 443,
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};
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export const parseURL = (value) => {
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const whatwgURL = (() => {
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try {
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if (value instanceof URL) {
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return value;
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}
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if (typeof value === "object" && "hostname" in value) {
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const { hostname, port, protocol = "", path = "", query = {} } = value;
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const url = new URL(`${protocol}//${hostname}${port ? `:${port}` : ""}${path}`);
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url.search = Object.entries(query)
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.map(([k, v]) => `${k}=${v}`)
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.join("&");
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return url;
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}
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return new URL(value);
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}
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catch (error) {
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return null;
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}
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})();
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if (!whatwgURL) {
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console.error(`Unable to parse ${JSON.stringify(value)} as a whatwg URL.`);
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return null;
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}
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const urlString = whatwgURL.href;
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const { host, hostname, pathname, protocol, search } = whatwgURL;
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if (search) {
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return null;
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}
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const scheme = protocol.slice(0, -1);
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if (!Object.values(EndpointURLScheme).includes(scheme)) {
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return null;
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}
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const isIp = isIpAddress(hostname);
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const inputContainsDefaultPort = urlString.includes(`${host}:${DEFAULT_PORTS[scheme]}`) ||
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(typeof value === "string" && value.includes(`${host}:${DEFAULT_PORTS[scheme]}`));
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const authority = `${host}${inputContainsDefaultPort ? `:${DEFAULT_PORTS[scheme]}` : ``}`;
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return {
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scheme,
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authority,
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path: pathname,
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normalizedPath: pathname.endsWith("/") ? pathname : `${pathname}/`,
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isIp,
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};
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};
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