crossfire/node/packages/contracts/src/rest/binary.ts

export function binaryInput(value: unknown): Result<BinaryInput> {
    if (!value || typeof value !== 'object' || !('byteLength' in value) || !('chunks' in value)
        || typeof value.byteLength !== 'number' || !Number.isSafeInteger(value.byteLength) || value.byteLength < 0
        || !value.chunks || typeof value.chunks !== 'object' || !(Symbol.asyncIterator in value.chunks)
        || typeof value.chunks[Symbol.asyncIterator] !== 'function')
        return failure('invalid', 'A sized binary stream is required');
    return success({ byteLength: value.byteLength, chunks: value.chunks as AsyncIterable<Uint8Array> });
}