import { postcss } from "opticss";
import { Block } from "../BlockTree";
import { ResolvedConfiguration } from "../configuration";
import { SourceFile, SourceRange } from "../SourceLocation";
/**
 * `ConflictResolver` is a utility class that crawls a Block, the block it inherits from,
 * and any other explicitly referenced blocks where resolution rules are applied, and
 * resolves property values accordingly.
 */
export declare class ConflictResolver {
    readonly config: ResolvedConfiguration;
    private _reservedClassNames;
    constructor(config: ResolvedConfiguration, reservedClassNames: Set<string>);
    /**
     * Given a ruleset and Block, resolve all conflicts against the parent block as an override
     * by automatically injecting `resolve-inherited()` calls for conflicting properties.
     * @param root  The PostCSS ruleset to operate on.
     * @param block  The owner block of these rules.
     */
    resolveInheritance(root: postcss.Root, block: Block): void;
    /**
     * Given a ruleset and Block, resolve all `resolve()` and `resolve-inherited()`
     * calls with the appropriate values from the local block and resolved blocks.
     * @param root  The PostCSS ruleset to operate on.
     * @param block  The owner block of these rules.
     */
    resolve(root: postcss.Root, block: Block): void;
    private resolveConflictWith;
    /**
     * Splits a CompoundSelector linked list into an array of [ CompoundSelector, Combinator, CompoundSelector ],
     * where the first CompoundSelector is all but the last selector segment.
     * @param s The compound selector to split.
     * @returns [ CompoundSelector, Combinator, CompoundSelector ]
     */
    private splitSelector;
    /**
     * Given two conflicting ParsedSelectors, return a list of selector rules that
     * select elements with both rules present.
     * @param s1 Conflicting ParsedSelector 1.
     * @param s2 Conflicting ParsedSelector 2.
     * @returns A list of ParsedSelector rules that select all possible elements that can have both styles applied.
     */
    private mergeKeySelectors;
    sourceRange(block: Block, node: postcss.Node): SourceRange | SourceFile | undefined;
}
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