Build, Sign & Notarise macOS builds (#486)

scripts/generate-nightly-version.ts

@@ -0,0 +1,41 @@
+#!/usr/bin/env -S npx ts-node
+
+/**
+ * Script to generate incremental Nightly build versions, based on the latest Nightly build version of that kind.
+ * The version format is YYYYMMDDNN where NN is in case we need to do multiple versions in a day.
+ *
+ * NB. on windows, squirrel will try to parse the version number parts, including this string, into 32-bit integers,
+ * which is fine as long as we only add two digits to the end...
+ */
+
+import parseArgs from "minimist";
+
+const argv = parseArgs<{
+    latest?: string;
+}>(process.argv.slice(2), {
+    string: ["latest"],
+});
+
+function parseVersion(version: string): [Date, number] {
+    const year = parseInt(version.slice(0, 4), 10);
+    const month = parseInt(version.slice(4, 2), 10);
+    const day = parseInt(version.slice(6, 2), 10);
+    const num = parseInt(version.slice(8, 2), 10);
+    return [new Date(year, month - 1, day), num];
+}
+
+const [latestDate, latestNum] = argv.latest ? parseVersion(argv.latest) : [];
+
+const now = new Date();
+const month = (now.getMonth() + 1).toString().padStart(2, '0');
+const date = now.getDate().toString().padStart(2, '0');
+let buildNum = 1;
+if (latestDate && new Date(latestDate).getDate().toString().padStart(2, '0') === date) {
+    buildNum = latestNum! + 1;
+}
+
+if (buildNum > 99) {
+    throw new Error("Maximum number of Nightlies exceeded on this day.");
+}
+
+console.log(now.getFullYear() + month + date + buildNum.toString().padStart(2, '0') + buildNum);