export declare const C = "abcdefghijklmnopqrstuvwxyz";
export declare const N = "0123456789";
export declare const UC: string;
export declare const CONFIG_FILES: string[];
export declare const SERIALIZER_CONFIG: {
    decodeEntities: boolean;
    selfClosingTags: boolean;
    xmlMode: boolean;
    emptyAttrs: boolean;
};
export declare const PERMISSIBLE_FILE_TYPES: string[];
export declare const WX_PAGE_JSON_KEYS: string[];
/**
 * 压缩xml的config
 */
export declare const MINIFY_XML_CONFIG: {
    caseSensitive: boolean;
    collapseBooleanAttributes: boolean;
    collapseWhitespace: boolean;
    conservativeCollapse: boolean;
    collapseInlineTagWhitespace: boolean;
    preserveLineBreaks: boolean;
    continueOnParseError: boolean;
    decodeEntities: boolean;
    html5: boolean;
    ignoreCustomFragments: RegExp[];
    includeAutoGeneratedTags: boolean;
    keepClosingSlash: boolean;
    minifyCSS: boolean;
    minifyJS: boolean;
    minifyURLs: boolean;
    preventAttributesEscaping: boolean;
    processConditionalComments: boolean;
    quoteCharacter: string;
    removeAttributeQuotes: boolean;
    removeComments: boolean;
    removeEmptyAttributes: boolean;
    removeEmptyElements: boolean;
    removeOptionalTags: boolean;
    removeRedundantAttributes: boolean;
    removeScriptTypeAttributes: boolean;
    removeStyleLinkTypeAttributes: boolean;
    removeTagWhitespace: boolean;
    sortAttributes: boolean;
    sortClassName: boolean;
    trimCustomFragments: boolean;
    useShortDoctype: boolean;
};
/**
 * 压缩JS的babel config
 */
export declare const JS_BABEL_CONFIG: object | null;
/**
 * 压缩wxs的babel config
 */
export declare const XS_BABEL_CONFIG: object | null;
/**
 * 压缩xml表达式的babel config
 */
export declare const XML_BABLE_CONFIG: object | null;