/// <reference types="node" />
interface MIMEType {
type: string
subtype: string
parameters: Map<string, string>
essence: string
}
/**
* Parse a string to a {@link MIMEType} object. Returns `failure` if the string
* couldn't be parsed.
* @see https://mimesniff.spec.whatwg.org/#parse-a-mime-type
*/
export function parseMIMEType (input: string): 'failure' | MIMEType
/**
* Convert a MIMEType object to a string.
* @see https://mimesniff.spec.whatwg.org/#serialize-a-mime-type
*/
export function serializeAMimeType (mimeType: MIMEType): string