version-bump.js

const fs = require("fs");
const git = require("simple-git")();
require("../js/utils");

const FILES_TO_REPLACE_VERSION_IN = ["js/utils.js", "sw.js"];
const VERSION_MARKER_START = "/* 5ETOOLS_VERSION__OPEN */";
const VERSION_MARKER_END = "/* 5ETOOLS_VERSION__CLOSE */";
const VERSION_REPLACE_REGEXP = new RegExp(`${VERSION_MARKER_START.escapeRegexp()}.*?${VERSION_MARKER_END.escapeRegexp()}`, "g");

const version = JSON.parse(fs.readFileSync("package.json", "utf-8")).version;
const versionReplaceString = `${VERSION_MARKER_START}"${version}"${VERSION_MARKER_END}`;
console.log("Replacing version in files ", FILES_TO_REPLACE_VERSION_IN, " with ", version);

function createReplaceVersionCallback (fileName) {
	return (err, fileContents) => {
		if (err) {
			console.error("Error while reading file to replace version in:", err);
			process.exit(1);
		}

		const contentsWithReplacedVersion = fileContents.replace(VERSION_REPLACE_REGEXP, versionReplaceString);

		fs.writeFile(fileName, contentsWithReplacedVersion, "utf8", createVersionReplacedCallback(fileName));
	};
}

function createVersionReplacedCallback (fileName) {
	return (err) => {
		if (err) {
			console.error("Error while writing file with replaced version: ", err);
			process.exit(1);
		}

		git.add(fileName, () => {
			console.log(arguments)
		})
	};
}

FILES_TO_REPLACE_VERSION_IN.forEach(fileName => {
	fs.readFile(fileName, "utf8", createReplaceVersionCallback(fileName));
});