For reference:

node-mysql2/lib/packets/execute.js

Lines 9 to 15 in bde9aec

	function isJSON(value) {
	return (
	Array.isArray(value) ||
	value.constructor === Object ||
	(typeof value.toJSON === 'function' && !Buffer.isBuffer(value))
	);
	}

node-mysql2/lib/packets/execute.js

Lines 47 to 53 in bde9aec

	if (Object.prototype.toString.call(value) === '[object Date]') {
	type = Types.DATETIME;
	length = 12;
	writer = function (value) {
	// eslint-disable-next-line no-invalid-this
	return Packet.prototype.writeDate.call(this, value, timezone);
	};

• [OFF] Interesting, the benchmark has no permission to comment on Pull Requests coming from forks.