import * as z from "zod/v3";
import { ClosedEnum } from "../../types/enums.js";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
export declare const Syntax: {
    readonly Lark: "lark";
    readonly Regex: "regex";
};
export type Syntax = ClosedEnum<typeof Syntax>;
export type GrammarFormat = {
    type: "grammar";
    definition: string;
    syntax: Syntax;
};
/** @internal */
export declare const Syntax$inboundSchema: z.ZodNativeEnum<typeof Syntax>;
/** @internal */
export declare const Syntax$outboundSchema: z.ZodNativeEnum<typeof Syntax>;
/** @internal */
export declare const GrammarFormat$inboundSchema: z.ZodType<GrammarFormat, z.ZodTypeDef, unknown>;
/** @internal */
export type GrammarFormat$Outbound = {
    type: "grammar";
    definition: string;
    syntax: string;
};
/** @internal */
export declare const GrammarFormat$outboundSchema: z.ZodType<GrammarFormat$Outbound, z.ZodTypeDef, GrammarFormat>;
export declare function grammarFormatToJSON(grammarFormat: GrammarFormat): string;
export declare function grammarFormatFromJSON(jsonString: string): SafeParseResult<GrammarFormat, SDKValidationError>;
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