import type { ASTNode, Rule, AnalysisContext } from "../types.js";
/**
 * Rule that checks for explicit visibility modifiers on state variables
 *
 * Best Practice: State variables should have explicit visibility modifiers
 * (public, private, internal) rather than relying on default visibility.
 * This makes the code more readable and prevents accidental exposure of
 * sensitive data.
 *
 * Default visibility for state variables is internal, but it's better
 * to be explicit about the intended visibility.
 */
export declare class ExplicitVisibilityRule implements Rule {
    readonly id = "explicit-visibility";
    readonly description = "State variables should have explicit visibility modifiers";
    readonly severity: "warning";
    apply(ast: ASTNode, context: AnalysisContext): void;
    private checkContractStateVariables;
    private checkStateVariable;
}
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