/**
 * Form value merge — shared by `SchemaForm` and `ConfigForm`.
 *
 * Produces the view of form values that children read via context. Precedence
 * per key:
 *
 *   1. `key in edits`            → use the user's local edit
 *   2. `source[key] !== undefined` → use the prop value (including null/0/false/'')
 *   3. otherwise                  → use the schema field's `default`
 *
 * Keeping this separate from the host components means the test pins the same
 * function the components run, not a parallel implementation.
 */
export declare function mergeWithDefaults(schema: {
    properties?: Record<string, unknown>;
} | undefined, source: Record<string, unknown>, edits: Record<string, unknown>): Record<string, unknown>;
/**
 * Compute the cascade-clear set when a single field changes — shared by
 * `SchemaForm` and `ConfigForm`.
 *
 * When `changedKey` changes, any property whose `autocomplete.params` references
 * `changedKey` (directly or transitively) should have its value cleared: the
 * old dependent value was computed against the old parent value and is now
 * stale.
 *
 * Returns a map of `{ dependentKey -> clearValue }` to apply on top of the
 * caller's edits buffer. Single-value autocompletes clear to `''`; ones with
 * `multiple: true` clear to `[]`.
 *
 * This logic lives in the parent form (not in `FormAutocomplete`) so it only
 * runs on user-driven changes via `handleFieldChange`, not on undo/redo,
 * programmatic resets, or collaborative edits (#33).
 */
export declare function cascadeClearAutocompleteDependents(schema: {
    properties?: Record<string, unknown>;
} | undefined, changedKey: string): Record<string, unknown>;