add autofix option

README.md

@@ -7,14 +7,22 @@ All-in-one code linter and formatter for TypeScript and JavaScript
 - `npm install @dauta/uniform` or `yarn add @dauta/uniform`
 - `npx uniform` or `yarn uniform`
 
-## 🤔 What will this do? 
+_Note:_ You _might_ need to restart ESLint server in your IDE for the config files to get picked up.
 
-Installing the package will install eslint and prettier as a dependency of your project, along with several plugins and configuration files. 
+## 🤔 What will this do?
 
-Running the `uniform` script, will copy the predefined configuration files into the root of your project. This will allow your IDE (or whatever extension you're using to run eslint) to read the correct configurations and give realtime feedback on your code. 
+Installing the package will install eslint and prettier as a dependency of your project, along with several plugins and configuration files.
+
+Running the `uniform` script, will copy the predefined configuration files into the root of your project. This will allow your IDE (or whatever extension you're using to run eslint) to read the correct configurations and give realtime feedback on your code.
 
 ## 💻 CLI
 
 To lint your code manually, run `npx uniform lint` or `yarn uniform lint`.
+To auto-fix some issues, add the `--fix` flag to the above command.
+That's it :)
+
+## 🤩 Recommended Setup
+
+We recommend running uniform with [ESLint](https://marketplace.visualstudio.com/items?itemName=dbaeumer.vscode-eslint) extension and setting up the "format on save" option.
 
-✨ Enjoy!
+✨ Enjoy!

index.js

@@ -1,10 +1,10 @@
 #!/usr/bin/env node
-const [arg] = process.argv.slice(2);
+const [command, flag] = process.argv.slice(2);
 
-if (arg === 'lint') {
+if (command === 'lint') {
+  const fix = flag === '--fix';
   const { lint } = require('./src/lint');
-  lint();
-
+  lint(fix);
   return;
 }
 

src/lint.js

@@ -1,22 +1,22 @@
 const { ESLint } = require('eslint');
 
-async function lint() {
+async function lint(fix) {
   const linter = new ESLint({
     errorOnUnmatchedPattern: false,
     extensions: ['ts', 'js', 'mjs', 'jsx', 'tsx'],
+    fix,
   });
 
   const results = await linter.lintFiles('.');
+
+  if (fix) {
+    await ESLint.outputFixes(results);
+  }
+
   const totalIssues = results.reduce((acc, curr) => {
     return acc + curr.messages.length;
   }, 0);
 
-  console.log(
-    `Linted ${results.length} ${
-      results.length === 1 ? 'file' : 'files'
-    }. Found ${totalIssues} ${totalIssues === 1 ? 'issue' : 'issues'}.`
-  );
-
   if (totalIssues === 0) return;
 
   results.forEach((result) => {
@@ -28,6 +28,12 @@ async function lint() {
       console.log(`\tat line ${message.line}: ${message.message}\n`);
     });
   });
+
+  console.log(
+    `Linted ${results.length} ${
+      results.length === 1 ? 'file' : 'files'
+    }. Found ${totalIssues} ${totalIssues === 1 ? 'issue' : 'issues'}.`
+  );
 }
 
 module.exports = { lint };