Cleaned up (#129)

* Cleaned up

* Fixing dependencies

Author: nshiab

.github/workflows/node.js.yml

@@ -5,32 +5,31 @@ name: Node.js CI
 
 on:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [18.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
-      with:
-        node-version: ${{ matrix.node-version }}
-        cache: 'npm'
-    - run: npm install
-    - run: npm run check-format
-    - run: npm run lint
-    - run: npm run test
-    - run: npm run test-simple-data
-    - run: npm run test-simple-data-node
-    - run: npm run test-simple-data-doc
-    - run: npm run test-build
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: "npm"
+      - run: npm install
+      - run: npm run check-format
+      - run: npm run lint
+      - run: npm run test
+      - run: npm run test-simple-data
+      - run: npm run test-simple-data-node
+      - run: npm run test-simple-data-doc
+      - run: npm run test-build

.mocharc.json

@@ -1,6 +1,10 @@
 {
-    "$schema": "https://json.schemastore.org/mocharc",
-    "extension": ["ts"],
-    "loader": "ts-node/esm",
-    "spec": ["test"]
-  }
+  "$schema": "https://json.schemastore.org/mocharc",
+  "extension": [
+    "ts"
+  ],
+  "loader": "ts-node/esm",
+  "spec": [
+    "test"
+  ]
+}

README.md

@@ -121,12 +121,12 @@ As you can see below, SDA is a lightweight library optimized for the web (98kb 
 
 ## Working with NodeJS and JavaScript Bundlers
 
-First, make sure that your NodeJS version is 16 or higher. To check it, write ```node``` in your terminal and press Enter.
+First, make sure that your NodeJS version is 18 or higher. To check it, write ```node``` in your terminal and press Enter.
 
 You should see something like this.
 <img src="./assets/nodeJSVersion.png" alt="A terminal showing the NodeJS version" style="display:block;width: 100%; max-width:400px;"/>
 
-If the version is less than 16, update [NodeJS with the latest LTS (long-term support) version](https://nodejs.org/en/) .
+If the version is less than 18, update [NodeJS with the latest LTS (long-term support) version](https://nodejs.org/en/) .
 
 To install the library with [npm](https://www.npmjs.com/package/simple-data-analysis), type this command in your terminal:
 ```