bun-ws-router/dist/zod/adapter.js

Lightweight client/server WebSocket router for Bun with type-safe Zod/Valibot validation.

// SPDX-FileCopyrightText: 2025-present Kriasoft
// SPDX-License-Identifier: MIT
import { z } from "zod";
/**
 * Adapter that bridges Zod validation with the generic router implementation.
 * Translates between Zod-specific APIs and the router's validator interface.
 */
export class ZodValidatorAdapter {
    // Extract the literal type value used for message routing.
    // INVARIANT: Schema must be created by messageSchema() which ensures type.value exists.
    getMessageType(schema) {
        return schema.shape.type.value;
    }
    // Validate incoming message data and normalize the result format.
    // NOTE: Includes prettified error for better debugging in development.
    safeParse(schema, data) {
        const result = schema.safeParse(data);
        return {
            success: result.success,
            data: result.success ? result.data : undefined,
            error: result.success
                ? undefined
                : {
                    issues: result.error.issues,
                    formatted: z.prettifyError(result.error),
                },
        };
    }
    // Type helper for TypeScript inference - not used at runtime.
    // EXISTS FOR: Satisfying the ValidatorAdapter interface type requirements.
    infer() {
        return {};
    }
}
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