/**
 * Utilities for detecting AMPscript and GTL region boundaries within a document.
 */
/**
 * Returns true when the given character offset falls inside an AMPscript
 * region: a %%[...]%% block, a %%=...=%% inline expression, or a
 * <script language="ampscript"> ... </script> tag body.
 * @param text - Full document text.
 * @param offset - Character offset to test.
 * @returns True if the offset is inside an AMPscript region.
 */
export declare function isInsideAmpscript(text: string, offset: number): boolean;
/**
 * Returns true when the given character offset falls inside a GTL {{...}} expression.
 * @param text - Full document text.
 * @param offset - Character offset to test.
 * @returns True if the offset is inside a GTL expression.
 */
export declare function isInsideGtl(text: string, offset: number): boolean;
/**
 * Returns true when the given character offset falls inside a Handlebars {{...}}
 * expression (Handlebars for Marketing Cloud Next). The syntax is identical to
 * GTL, but the two are mutually exclusive: GTL is detected only in Engagement
 * mode, Handlebars only in MCN Next mode.
 * @param text - Full document text.
 * @param offset - Character offset to test.
 * @returns True if the offset is inside a Handlebars expression.
 */
export declare function isInsideHandlebars(text: string, offset: number): boolean;
/**
 * Returns a copy of the document where every AMPscript region (%%[...]%%,
 * %%=...=%%, and <script language="ampscript"> bodies) is replaced with spaces,
 * preserving offsets. HTML, Handlebars {{...}} expressions, and {!$...} bindings
 * are kept verbatim so the Handlebars parser can run over a mixed document
 * without choking on AMPscript syntax.
 * @param text - Full document text.
 * @returns Text with AMPscript regions blanked out.
 */
export declare function getSanitizedHandlebarsText(text: string): string;
/**
 * Returns a sanitized copy of the document where only the code inside
 * AMPscript regions is preserved (strings blanked, comments blanked).
 * Everything outside AMPscript regions is replaced with spaces.
 * This lets validators run regex safely without accidentally matching
 * HTML content outside AMPscript blocks.
 * @param text - Full document text.
 * @returns Sanitized text with only AMPscript region content preserved.
 */
export declare function getSanitizedAmpscriptText(text: string): string;
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