From ae846d198d92bd902505861827d913958a3aa75a Mon Sep 17 00:00:00 2001
From: Jannis R <mail@jannisr.de>
Date: Sun, 3 Apr 2022 14:15:36 +0200
Subject: [PATCH] =?UTF-8?q?add=20linter=20=F0=9F=92=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .eslintrc.json                     | 17 +++++++++++++++++
 .github/workflows/docker-image.yml |  1 +
 api.js                             |  4 ++--
 package.json                       |  2 ++
 4 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100644 .eslintrc.json

diff --git a/.eslintrc.json b/.eslintrc.json
new file mode 100644
index 0000000..1d44c69
--- /dev/null
+++ b/.eslintrc.json
@@ -0,0 +1,17 @@
+{
+	"extends": "eslint:recommended",
+	"env": {
+		"commonjs": true,
+		"es6": true,
+		"node": true
+	},
+	"parserOptions": {
+		"ecmaVersion": 2018
+	},
+	"ignorePatterns": [
+		"node_modules"
+	],
+	"rules": {
+		"no-unused-vars": "off"
+	}
+}
diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index ae28707..39aa8b8 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -15,6 +15,7 @@ jobs:
       with:
         node-version: 16.x
     - run: npm install
+    - run: npm run lint
     - run: npm test
   build-and-publish:
     name: build & publish Docker image
diff --git a/api.js b/api.js
index 3dd138b..c9b2af9 100644
--- a/api.js
+++ b/api.js
@@ -64,8 +64,8 @@ const modifyRoutes = (routes, hafas, config) => {
 }
 
 const config = {
-	hostname: process.env.HOSTNAME || 'localhost',
-	port: process.env.PORT ? parseInt(process.env.PORT) : 3000,
+	hostname: process.env.HOSTNAME || 'localhost',
+	port: process.env.PORT ? parseInt(process.env.PORT) : 3000,
 	name: pkg.name,
 	description: pkg.description,
 	homepage: pkg.homepage,
diff --git a/package.json b/package.json
index 153769b..227c025 100644
--- a/package.json
+++ b/package.json
@@ -37,6 +37,7 @@
 	"devDependencies": {
 		"@derhuerst/technical-docs-cli": "^1.1.0",
 		"axios": "^0.26.1",
+		"eslint": "^8.12.0",
 		"get-port": "^5.1.1",
 		"pino-pretty": "^4.0.0",
 		"tap-min": "^2.0.0",
@@ -46,6 +47,7 @@
 		"docs": "node api-docs.js >docs/api.md && build-technical-doc --syntax-stylesheet-url /syntax.css <docs/readme.md >docs/index.html && build-technical-doc --syntax-stylesheet-url /syntax.css <docs/getting-started.md >docs/getting-started.html && build-technical-doc --syntax-stylesheet-url /syntax.css <docs/api.md >docs/api.html && build-technical-doc --syntax-stylesheet github >docs/syntax.css",
 		"build": "npm run docs",
 		"start": "node index.js",
+		"lint": "eslint .",
 		"test": "node test.js | tap-min"
 	}
 }