import { postcss } from "opticss";
import { Block } from "../../BlockTree";
import { Configuration } from "../../configuration";
/**
 * Traverse a definition file's rules and define a preset block-class for each
 * rule present. This ensures the block uses the same CSS class as defined in
 * the linked Compiled CSS file associated with this definition file.
 *
 * If a given rule does not have a block-class declared, an error is added to
 * the block for the user to correct.
 *
 * This should only be run on definition files! Standard block files aren't
 * allowed to define block-class rules.
 *
 * @param configuration - The current CSS Blocks configuration.
 * @param root - The root of the AST that this block was generated from.
 * @param block - The block that's being generated.
 * @param file - The definition file this block was generated from.
 */
export declare function addPresetSelectors(configuration: Configuration, root: postcss.Root, block: Block, file: string): void;
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