protocolkit/poc-generators-2/core-ops/one-or-more.js

"use strict";

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

module.exports = function* oneOrMore(instruction, state, context) {
	let matches = yield coreOps.internalCall.zeroOrMore({ rule: instruction.rule }, state, context);

	// FIXME: NotEnoughInput propagation necessary here?
	// FIXME: Do we need this array check?
	if (Array.isArray(matches) && matches.length > 0) {
		return matches;
	} else {
		return NoMatch;
	}
};