Fully migrated project, tested dev and compile binaries

out/renderer/env.js

@@ -0,0 +1,38 @@
+/* global "" */
+
+const expected = new Set([
+	'SOCKET_PATH',
+	'HOST',
+	'PORT',
+	'ORIGIN',
+	'XFF_DEPTH',
+	'ADDRESS_HEADER',
+	'PROTOCOL_HEADER',
+	'HOST_HEADER',
+	'PORT_HEADER',
+	'BODY_SIZE_LIMIT'
+]);
+
+if ("") {
+	for (const name in process.env) {
+		if (name.startsWith("")) {
+			const unprefixed = name.slice("".length);
+			if (!expected.has(unprefixed)) {
+				throw new Error(
+					`You should change envPrefix (${""}) to avoid conflicts with existing environment variables — unexpectedly saw ${name}`
+				);
+			}
+		}
+	}
+}
+
+/**
+ * @param {string} name
+ * @param {any} fallback
+ */
+function env(name, fallback) {
+	const prefixed = "" + name;
+	return prefixed in process.env ? process.env[prefixed] : fallback;
+}
+
+export { env };