02_advanced/unterricht/tag18/01_csv-to-html/index.js

@@ -5,7 +5,15 @@ import color from 'chalk';
 // VARS =========
 const STOCK_WARN_AMOUNT = 5;
 
-const data = fs.readFileSync('data/products.csv', 'utf-8');
+let data = '';
+
+try {
+  data = fs.readFileSync('data/products.csv', 'utf-8');
+} catch (error) {
+  console.log(color.red(error));
+  // Beendet den Prozess erfolgreich (Code 0)
+  process.exit(0);
+}
 
 const products = data.split('\n');
 const headerAr = products.shift().split(/\s*,\s*/); // => [ 'Code', 'Short Description', 'Tagline', 'Quantity', 'Price' ]
@@ -60,9 +68,7 @@ const writeHtmlDocument = (content = '') => {
 
 const listItems = products
   .filter((row) => row !== '') // leere String Einträge rausfiltern
-  .map((row) => {
-    return recordToHtml(row);
-  });
+  .map(recordToHtml); // Funktionsreferenz
 
 const htmlList = `<ul class="list-group">${listItems.join('')}</ul>`;