isFullySignedOffchainMessageEnvelope

function isFullySignedOffchainMessageEnvelope<TEnvelope>(
    offchainMessage,
): offchainMessage is FullySignedOffchainMessageEnvelope & TEnvelope;

A type guard that returns true if the input OffchainMessageEnvelope is fully signed, and refines its type for use in your program, adding the FullySignedOffchainMessageEnvelope type.

Type Parameters

Type Parameter
`TEnvelope` extends `OffchainMessageEnvelope`

Parameters

Parameter	Type
`offchainMessage`	`TEnvelope`

Returns

offchainMessage is FullySignedOffchainMessageEnvelope & TEnvelope

Example

import { isFullySignedOffchainMessageEnvelope } from '@solana/offchain-messages';
 
const offchainMessageEnvelope = getOffchainMessageDecoder().decode(offchainMessageBytes);
if (isFullySignedOffchainMessageEnvelope(offchainMessageEnvelope)) {
  // At this point we know that the offchain message is fully signed.
}