chore: Add ESLint

Author: finom

.eslintrc.json

@@ -0,0 +1,14 @@
+{
+    "extends": [
+        "airbnb"
+    ],
+    "rules": {
+        "indent": ["error", 4],
+        "no-var": "error",
+        "comma-dangle": ["error", "never"],
+        "no-console": 0
+    },
+    "env": {
+        "node": true
+    }
+}

index.js

@@ -1,24 +1,23 @@
 #!/usr/bin/env node
-
 const { execSync } = require('child_process');
-const path = require('path');
+
 const variablePrefix = 'npm_package_config_deployToGit_';
 const fields = ['repository', 'branch', 'folder', 'commit', 'script', 'user_name', 'user_email'];
 const cwd = process.cwd();
 const config = {};
 
-for(const field of fields) {
+for (const field of fields) {
     const configVar = process.env[`${variablePrefix}${field}`];
 
-    if(!configVar) {
+    if (!configVar) {
         throw Error(`deployOnGit requires "${field}" field in package config`);
     }
 
     config[field] = configVar.replace(/\$([a-zA-Z0-9_]+)/g, (match, envVarName) => {
         const envVar = process.env[envVarName];
 
-        if(!envVar) {
-            throw Error(`Environment variable "${envVarName}" presented at string "${configVar}" is missing`)
+        if (!envVar) {
+            throw Error(`Environment variable "${envVarName}" presented at string "${configVar}" is missing`);
         }
 
         return envVar;
@@ -32,7 +31,7 @@ execSync(`git clone -b ${config.branch} ${config.repository} ${config.folder} 2>
 console.log(`Starting script ${config.script}...`);
 console.log(execSync(`${config.script}`, { cwd }).toString('utf-8'));
 
-console.log(`Configuring and committing...`);
+console.log('Configuring and committing...');
 execSync(`
     cd ${config.folder} &&
     git config user.email "${config.user_email}" &&
@@ -41,7 +40,7 @@ execSync(`
     git commit --allow-empty -m "${config.commit}" 2>&1
 `, { cwd });
 
-console.log(`Pushing...`);
+console.log('Pushing...');
 execSync(`git push ${config.repository} ${config.branch}`, { cwd });
 
 console.log('Deploying to git is finished.');

package.json

@@ -4,7 +4,7 @@
   "description": "Automatically deploy build artifacts to a Git repository",
   "bin": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "eslint .",
     "semantic-release": "semantic-release pre && npm publish && semantic-release post"
   },
   "config": {
@@ -43,6 +43,11 @@
   },
   "homepage": "https://github.com/finom/deploy-to-git#readme",
   "devDependencies": {
+    "eslint": "^3.5.0",
+    "eslint-config-airbnb": "^11.1.0",
+    "eslint-plugin-import": "^1.14.0",
+    "eslint-plugin-jsx-a11y": "^2.2.2",
+    "eslint-plugin-react": "^6.2.1",
     "ghooks": "^1.3.2",
     "semantic-release": "^4.3.5",
     "validate-commit-msg": "^2.8.0"