From 19b2d7f715e49df42fcc1560d650841ea2cb3149 Mon Sep 17 00:00:00 2001
From: Aya Morisawa <AyaMorisawa4869@gmail.com>
Date: Mon, 19 Nov 2018 13:27:38 +0900
Subject: [PATCH] Use descriptive variables to improve readability (#3318)

---
 src/index.ts | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 2054fd696..742b14045 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -103,6 +103,10 @@ async function workerMain() {
 	}
 }
 
+const runningNodejsVersion = process.version.slice(1).split('.').map(x => parseInt(x, 10));
+const requiredNodejsVersion = [10, 0, 0];
+const satisfyNodejsVersion = !lessThan(runningNodejsVersion, requiredNodejsVersion);
+
 /**
  * Init app
  */
@@ -110,9 +114,10 @@ async function init(): Promise<Config> {
 	Logger.info('Welcome to Misskey!');
 	Logger.info(`<<< Misskey v${pkg.version} >>>`);
 
-	new Logger('Nodejs').info(`Version ${process.version}`);
-	if (lessThan(process.version.slice(1).split('.').map(x => parseInt(x, 10)), [10, 0, 0])) {
-		new Logger('Nodejs').error(`Node.js version is less than 10.0.0. Please upgrade it.`);
+	new Logger('Nodejs').info(`Version ${runningNodejsVersion.join('.')}`);
+
+	if (!satisfyNodejsVersion) {
+		new Logger('Nodejs').error(`Node.js version is less than ${requiredNodejsVersion.join('.')}. Please upgrade it.`);
 		process.exit(1);
 	}