export interface Options {
/**
@default 'http:'
Values: `'https:' | 'http:'`
*/
readonly defaultProtocol?: string; // TODO: Make this `'https:' | 'http:'` in the next major version.
/**
Prepends `defaultProtocol` to the URL if it's protocol-relative.
@default true
@example
```
normalizeUrl('//sindresorhus.com:80/');
//=> 'http://sindresorhus.com'
normalizeUrl('//sindresorhus.com:80/', {normalizeProtocol: false});
//=> '//sindresorhus.com'
```
*/
readonly normalizeProtocol?: boolean;
/**
Normalizes `https:` URLs to `http:`.
@default false
@example
```
normalizeUrl('https://sindresorhus.com:80/');
//=> 'https://sindresorhus.com'
normalizeUrl('https://sindresorhus.com:80/', {forceHttp: true});
//=> 'http://sindresorhus.com'
```
*/
readonly forceHttp?: boolean;
/**
Normalizes `http:` URLs to `https:`.
This option can't be used with the `forceHttp` option at the same time.
@default false
@example
```
normalizeUrl('https://sindresorhus.com:80/');
//=> 'https://sindresorhus.com'
normalizeUrl('http://sindresorhus.com:80/', {forceHttps: true});
//=> 'https://sindresorhus.com'
```
*/
readonly forceHttps?: boolean;
/**
Strip the [authentication](https://en.wikipedia.org/wiki/Basic_access_authentication) part of a URL.
@default true
@example
```
normalizeUrl('user:password@sindresorhus.com');
//=> 'https://sindresorhus.com'
normalizeUrl('user:password@sindresorhus.com', {stripAuthentication: false});
//=> 'https://user:password@sindresorhus.com'
```
*/
readonly stripAuthentication?: boolean;
/**
Removes hash from the URL.
@default false
@example
```
normalizeUrl('sindresorhus.com/about.html#contact');
//=> 'http://sindresorhus.com/about.html#contact'
normalizeUrl('sindresorhus.com/about.html#contact', {stripHash: true});
//=> 'http://sindresorhus.com/about.html'
```
*/
readonly stripHash?: boolean;
/**
Remove the protocol from the URL: `http://sindresorhus.com` → `sindresorhus.com`.
It will only remove `https://` and `http://` protocols.
@default false
@example
```
normalizeUrl('https://sindresorhus.com');
//=> 'https://sindresorhus.com'
normalizeUrl('sindresorhus.com', {stripProtocol: true});
//=> 'sindresorhus.com'
```
*/
readonly stripProtocol?: boolean;
/**
Strip the [text fragment](https://web.dev/text-fragments/) part of the URL
__Note:__ The text fragment will always be removed if the `stripHash` option is set to `true`, as the hash contains the text fragment.
@default true
@example
```
normalizeUrl('http://sindresorhus.com/about.html#:~:text=hello');
//=> 'http://sindresorhus.com/about.html#'
normalizeUrl('http://sindresorhus.com/about.html#section:~:text=hello');
//=> 'http://sindresorhus.com/about.html#section'
normalizeUrl('http://sindresorhus.com/about.html#:~:text=hello', {stripTextFragment: false});
//=> 'http://sindresorhus.com/about.html#:~:text=hello'
normalizeUrl('http://sindresorhus.com/about.html#section:~:text=hello', {stripTextFragment: false});
//=> 'http://sindresorhus.com/about.html#section:~:text=hello'
```
*/
readonly stripTextFragment?: boolean;
/**
Removes `www.` from the URL.
@default true
@example
```
normalizeUrl('http://www.sindresorhus.com');
//=> 'http://sindresorhus.com'
normalizeUrl('http://www.sindresorhus.com', {stripWWW: false});
//=> 'http://www.sindresorhus.com'
```
*/
readonly stripWWW?: boolean;
/**
Removes query parameters that matches any of the provided strings or regexes.
@default [/^utm_\w+/i]
@example
```
normalizeUrl('www.sindresorhus.com?foo=bar&ref=test_ref', {
removeQueryParameters: ['ref']
});
//=> 'http://sindresorhus.com/?foo=bar'
```
If a boolean is provided, `true` will remove all the query parameters.
```
normalizeUrl('www.sindresorhus.com?foo=bar', {
removeQueryParameters: true
});
//=> 'http://sindresorhus.com'
```
`false` will not remove any query parameter.
```
normalizeUrl('www.sindresorhus.com?foo=bar&utm_medium=test&ref=test_ref', {
removeQueryParameters: false
});
//=> 'http://www.sindresorhus.com/?foo=bar&ref=test_ref&utm_medium=test'
```
*/
readonly removeQueryParameters?: ReadonlyArray<RegExp | string> | boolean;
/**
Keeps only query parameters that matches any of the provided strings or regexes.
__Note__: It overrides the `removeQueryParameters` option.
@default undefined
@example
```
normalizeUrl('https://sindresorhus.com?foo=bar&ref=unicorn', {
keepQueryParameters: ['ref']
});
//=> 'https://sindresorhus.com/?ref=unicorn'
```
*/
readonly keepQueryParameters?: ReadonlyArray<RegExp | string>;
/**
Removes trailing slash.
__Note__: Trailing slash is always removed if the URL doesn't have a pathname unless the `removeSingleSlash` option is set to `false`.
@default true
@example
```
normalizeUrl('http://sindresorhus.com/redirect/');
//=> 'http://sindresorhus.com/redirect'
normalizeUrl('http://sindresorhus.com/redirect/', {removeTrailingSlash: false});
//=> 'http://sindresorhus.com/redirect/'
normalizeUrl('http://sindresorhus.com/', {removeTrailingSlash: false});
//=> 'http://sindresorhus.com'
```
*/
readonly removeTrailingSlash?: boolean;
/**
Remove a sole `/` pathname in the output. This option is independent of `removeTrailingSlash`.
@default true
@example
```
normalizeUrl('https://sindresorhus.com/');
//=> 'https://sindresorhus.com'
normalizeUrl('https://sindresorhus.com/', {removeSingleSlash: false});
//=> 'https://sindresorhus.com/'
```
*/
readonly removeSingleSlash?: boolean;
/**
Removes the default directory index file from path that matches any of the provided strings or regexes.
When `true`, the regex `/^index\.[a-z]+$/` is used.
@default false
@example
```
normalizeUrl('www.sindresorhus.com/foo/default.php', {
removeDirectoryIndex: [/^default\.[a-z]+$/]
});
//=> 'http://sindresorhus.com/foo'
```
*/
readonly removeDirectoryIndex?: boolean | ReadonlyArray<RegExp | string>;
/**
Sorts the query parameters alphabetically by key.
@default true
@example
```
normalizeUrl('www.sindresorhus.com?b=two&a=one&c=three', {
sortQueryParameters: false
});
//=> 'http://sindresorhus.com/?b=two&a=one&c=three'
```
*/
readonly sortQueryParameters?: boolean;
}
/**
[Normalize](https://en.wikipedia.org/wiki/URL_normalization) a URL.
@param url - URL to normalize, including [data URL](https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs).
@example
```
import normalizeUrl from 'normalize-url';
normalizeUrl('sindresorhus.com');
//=> 'http://sindresorhus.com'
normalizeUrl('//www.sindresorhus.com:80/../baz?b=bar&a=foo');
//=> 'http://sindresorhus.com/baz?a=foo&b=bar'
```
*/
export default function normalizeUrl(url: string, options?: Options): string;
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