Feat: add ESM | modernise the project

Author: JPeer264

.babelrc

@@ -0,0 +1,40 @@
+name: Node.js CI
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        node: [18.x, 20.x, 22.x]
+        os: [ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js ${{ matrix.node }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm install
+      - run: npm run test
+      - run: npm run lint
+      - run: npm run prettier:check
+        if: matrix.os != 'windows-latest'
+      - name: Coveralls Parallel
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.github_token }}
+          flag-name: run ${{ join(matrix.*, ' - ') }}
+          parallel: true
+  finish:
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          parallel-finished: true

.eslintrc.json

@@ -1,6 +1,3 @@
 node_modules
-build.js
-.nyc_output
 npm-debug.log
 coverage
-.DS_Store

.github/workflows/ci.yml

@@ -11,23 +11,26 @@ Get synchronously the current branch name
 ```sh
 $ npm i current-git-branch --save
 ```
+
 or
+
 ```sh
 $ yarn add current-git-branch
 ```
 
 ## Usage
 
 Returns:
+
 - Boolean `false`: It is not a git repository
 - String: The branch name
 
 ```js
-const branchName = require('current-git-branch');
+const branchName = require("current-git-branch");
 
 branchName(); // false or branch name of process.cwd()
-branchName({ altPath: 'any/git/repo' }); // false or branch name of the directory 'any/git/repo'
-branchName({ altPath: 'any/git/repo', branchOptions: [ "--no-color" ] }); // alternatively, you may pass git-branch command options, either as a string or an array
+branchName({ cwd: "any/git/repo" }); // false or branch name of the directory 'any/git/repo'
+branchName({ cwd: "any/git/repo", options: ["--no-color"] }); // alternatively, you may pass git-branch command options, either as a string or an array
 ```
 
 ## LICENSE

.gitignore

@@ -0,0 +1,5 @@
+import pluginJs from "@eslint/js";
+import eslintConfigPrettier from "eslint-config-prettier";
+
+/** @type {import('eslint').Linter.Config[]} */
+export default [pluginJs.configs.recommended, eslintConfigPrettier];

.npmignore

@@ -0,0 +1,2 @@
+declare const isGit: (altPath?: string) => boolean;
+export default isGit;