Added initial version of script

Author: flevi29

scripts/update-version.js

@@ -0,0 +1,54 @@
+import { argv, stdout } from "node:process";
+import { writeFileSync } from "node:fs";
+
+if (argv.length !== 3) {
+  throw new Error("expected one command line argument", {
+    cause: argv.slice(2),
+  });
+}
+
+/** @type {{ isDraft: boolean; tagName: string }[]} */
+const arrayWithLastRelease = JSON.parse(argv[2]);
+
+if (!Array.isArray(arrayWithLastRelease) || arrayWithLastRelease.length !== 1) {
+  throw new Error("expected an array with one element", {
+    cause: arrayWithLastRelease,
+  });
+}
+
+const lastRelease = arrayWithLastRelease[0];
+const { isDraft, tagName } = lastRelease;
+
+if (
+  Object.keys(lastRelease).length !== 2 ||
+  typeof isDraft !== "boolean" ||
+  typeof tagName !== "string"
+) {
+  throw new Error(
+    'expected an object with keys "isDraft" as boolean and "tagName" as string',
+    { cause: lastRelease },
+  );
+}
+
+if (!isDraft) {
+  throw new Error(
+    "expected a draft release to be present as the first element in the releases list",
+  );
+}
+
+// TODO: tagName might be prefixed with a "v" or god knows what else
+
+const packageVersionFileContents = `export const PACKAGE_VERSION = "${tagName.replace('"', '\\"')}";\n`;
+
+const packageVersionFilePath = new URL(
+  "../src/package-version.ts",
+  import.meta.url,
+);
+
+writeFileSync(packageVersionFilePath, packageVersionFileContents);
+
+stdout.write(tagName);
+
+// TODO: check https://docs.npmjs.com/cli/v10/commands/npm-version#sign-git-tag
+// TODO: Call npm version for the output of this here script https://docs.npmjs.com/cli/v10/commands/npm-version
+// `npm version --commit-hooks false`;