export type CellDataType = "text" | "number" | "boolean" | "date" | "dateString";
/** Best-effort inference of a column's data type from a sample value. */
export declare function inferCellDataType(value: unknown): CellDataType | undefined;
/**
 * Resolve `cellDataType` (explicit or, when `infer` is on, inferred from
 * `sampleRow`) into concrete `editorType` / `format` defaults. Explicit fields
 * on the ColumnDef are preserved. Columns that resolve to no type are returned
 * untouched. Nested column groups are resolved recursively.
 */
export declare function resolveColumnTypes(columns: ReadonlyArray<any>, sampleRow: unknown, infer: boolean): any[];