/** Escapes a value for interpolation into a double-quoted HTML attribute. */
export declare const attr: (value: string) => string;
/** Escapes a value for interpolation into HTML text content. */
export declare const text: (value: string) => string;
/**
 * A JS value for a snippet `<script>`: JSON with every `<` written as `\u003c`, so no string
 * value (`</script>`, `<!--`) can end or re-mode the script block. JSON has no value for a
 * function, a symbol or a non-finite number; those are written as `undefined` or `String(value)`.
 */
export declare const jsValue: (value: unknown, space?: number) => string;
/** One-line JS object literal; a key that is not a plain identifier is quoted. */
export declare const jsLiteral: (value: object) => string;