import { LocationRange } from "../../ast/types.js";
import { TTypedLambda } from "../../types/TTypedLambda.js";
import { Value } from "../../value/index.js";
import { Reducer } from "../Reducer.js";
import { BuiltinLambda } from "./BuiltinLambda.js";
import { UserDefinedLambda } from "./UserDefinedLambda.js";
export declare abstract class BaseLambda {
    isDecorator: boolean;
    captures: Value[];
    abstract readonly type: string;
    abstract display(): string;
    abstract toString(): string;
    abstract signatures(): TTypedLambda[];
    abstract parameterString(): string;
    abstract call(args: Value[], reducer: Reducer, location?: LocationRange): Value;
    parameterCounts(): number[];
    parameterCountString(): string;
}
export type Lambda = UserDefinedLambda | BuiltinLambda;
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