import { type FnRule } from "../infer/functions.js";
import { type Type } from "../infer/types.js";
import type { Expr } from "../ir/ir.js";
export declare function databricksSpecial(fn: Extract<Expr, {
    kind: "function";
}>, typeOf: (e: Expr) => Type): Type | undefined;
export declare const DATABRICKS_FUNCTION_RETURNS: Record<string, FnRule>;
/** Databricks/Spark literal forms. */
export declare function databricksLiteral(text: string): Type;
export declare function databricksParseType(text: string): Type;