Function getMessage

test/transform/validate.js:10–12

setFixtureDirectory();

const getMessage = input => input === null || input === undefined
	? 'not be called at all'
	: 'a string or an Uint8Array';

const lastInputGenerator = input => objectMode => [foobarUint8Array, getOutputGenerator(input)(objectMode)];
const inputGenerator = input => objectMode => [...lastInputGenerator(input)(objectMode), serializeGenerator(true)];