export declare function isIdentStart(c: string): boolean;
export declare function isIdent(c: string): boolean;
export declare function isHex(c: string): boolean;
export declare const identEscapeChars: Record<string, boolean>;
export declare const stringRenderEscapeChars: Record<string, boolean>;
export declare const whitespaceChars: Record<string, boolean>;
export declare const quoteChars: Record<string, boolean>;
export declare const digitsChars: Record<string, boolean>;
export declare const maxHexLength = 6;
export declare function escapeIdentifier(s: string): string;
export declare function escapeString(s: string): string;