import { URI } from '../../base/common/uri';
export declare namespace Mimes {
    const text = "text/plain";
    const binary = "application/octet-stream";
    const unknown = "application/unknown";
    const markdown = "text/markdown";
    const latex = "text/latex";
}
export interface ITextMimeAssociation {
    readonly id: string;
    readonly mime: string;
    readonly filename?: string;
    readonly extension?: string;
    readonly filepattern?: string;
    readonly firstline?: RegExp;
    readonly userConfigured?: boolean;
}
/**
 * Associate a text mime to the registry.
 */
export declare function registerTextMime(association: ITextMimeAssociation, warnOnOverwrite?: boolean): void;
/**
 * Clear text mimes from the registry.
 */
export declare function clearTextMimes(onlyUserConfigured?: boolean): void;
/**
 * Given a file, return the best matching mime type for it
 */
export declare function guessMimeTypes(resource: URI | null, firstLine?: string): string[];
export declare function isUnspecific(mime: string[] | string): boolean;
export declare function getMediaOrTextMime(path: string): string | undefined;
export declare function getMediaMime(path: string): string | undefined;
export declare function getExtensionForMimeType(mimeType: string): string | undefined;
export declare function normalizeMimeType(mimeType: string): string;
export declare function normalizeMimeType(mimeType: string, strict: true): string | undefined;
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