import type { AtomType } from "./atom";
export type MoleculeAtom = AtomType<unknown>;
export type MoleculePredicate = (atom: MoleculeAtom) => boolean;
export type MoleculeVisitor = (atom: MoleculeAtom) => void;
/**
 * Singleton helpers for running predicates / visitors over every atom inside
 * a nested “molecule” (plain object/array that may mix atoms, data, and methods).
 *
 * @example
 * ```ts
 * const t = {
 *   name: atom(0),
 *   a: "sldkjf",
 *   somefn() {},
 *   test: { email: atom("") },
 * };
 *
 * molecule.every(t, (a) => a() !== null);
 * molecule.some(t, (a) => a() === 0);
 * molecule.each(t, (a) => a.set(a()));
 * ```
 */
export declare const molecule: {
    /**
     * Like `Array.prototype.every`: returns `true` iff `predicate` is true for
     * every atom found. Short-circuits on the first `false`.
     */
    readonly every: (root: unknown, predicate: MoleculePredicate) => boolean;
    /**
     * Like `Array.prototype.some`: returns `true` if `predicate` is true for
     * any atom. Short-circuits on the first `true`.
     */
    readonly some: (root: unknown, predicate: MoleculePredicate) => boolean;
    /**
     * Run `visitor` on every atom. Returns nothing.
     */
    readonly each: (root: unknown, visitor: MoleculeVisitor) => void;
};
export type Molecule = typeof molecule;
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