/**
 * selector-utils.ts — Utility for trying multiple comma-separated CSS selectors.
 *
 * When AI sends comma-separated selectors like
 *   `button:has-text("OK"), a:has-text("OK"), [aria-label*="OK"]`
 * these helpers try each one sequentially and return the selector that matched.
 */
import type { Page } from 'playwright';
/**
 * Apply the optional post-navigation `waitForSelector` / `waitForTimeout`
 * params shared by the browser_navigate MCP tool and its local-server HTTP
 * counterpart: wait for a selector to appear, then wait for an additional
 * (clamped) delay. Both are no-ops when their param is falsy/undefined.
 */
export declare function applyPostNavigateWait(page: Page, waitForSelector: string | undefined, waitForTimeout: number | undefined): Promise<void>;
/**
 * Truncate a page-extracted text blob (e.g. innerText()) so it does not
 * overwhelm the LLM context. Shared by browser_get_text / browser_extract
 * across the in-process MCP tool and the local-server HTTP handler.
 */
export declare function truncateForContext(text: string, maxLength?: number): string;
/**
 * Collapse whitespace and truncate to a single-line preview for display in
 * the browser action log (e.g. `get_text "selector" → "preview…"`).
 */
export declare function actionLogPreview(text: string, maxLength?: number): string;
/**
 * Try multiple comma-separated CSS selectors for a click action.
 * Returns the selector that actually matched.
 * If the selector contains no commas, it is used as-is.
 */
export declare function tryClickSelectors(page: Page, selectors: string, options?: {
    waitForNavigation?: boolean;
}): Promise<string>;
/**
 * Try multiple comma-separated CSS selectors for a fill action.
 * Returns the selector that actually matched.
 * If the selector contains no commas, it is used as-is.
 */
export declare function tryFillSelectors(page: Page, selectors: string, value: string): Promise<string>;
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