protocolkit/poc-generators-2/core-ops/test.js

"use strict";

const { NoMatch } = require("../symbols");
const coreOps = require("./index");

module.exports = function* test(instruction, state, context) {
	let result = yield coreOps.internalCall.peek({ rule: instruction.rule }, state, context);

	if (result === NoMatch) {
		return false;
	} else {
		return true;
	}
};