import * as v from "valibot"

/**
 * Sent by the sandbox back to the host when an inbound host-to-sandbox message could not be parsed
 * (unknown `type`, schema mismatch, etc.). The host should never reply to an `invalidHostMessage`
 * with another bridge error message.
 */
export const invalidHostMessageSchema = v.object({
	type: v.literal("invalidHostMessage"),
	/**
	 * A human-readable string intended for sandbox-side logging. It has no structured contract.
	 */
	reason: v.string(),
})

export type InvalidHostMessage = v.InferOutput<typeof invalidHostMessageSchema>