import { ClassProperty, Node, TSType } from "@babel/types";
import { ColumnType } from "./types.js";
export declare function getColumnsFromAST(ast: Node): ClassProperty[];
export declare function getDefaultExportFromAST(ast: Node): import("@babel/types").ExportDefaultDeclaration | undefined;
export declare function isClassPropertyNullable(property: ClassProperty): boolean;
export declare function getColumnType(property: ClassProperty): {
    isArray: boolean;
    type: ColumnType;
};
export declare function getColumnTypeFromTSType(type: TSType): {
    isArray: boolean;
    type: ColumnType;
};