import type { AstType, Config, Function as AstFunction, Variable as AstVariable } from '../types';
export declare function isAst(value?: any): value is AstType;
export declare function isFunction(value?: any): value is AstFunction;
export declare function isVariable(value?: any): value is AstVariable;
export declare function getAstValues(value: any): Generator<AstType, void, unknown>;
export declare function resolve(value: any, config?: Config): any;
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