Corrected the Referer value.

Author: PaulDalek

dist/index.cjs

@@ -28,29 +28,36 @@ async function fetch(url, requestOptions = {}) {
     const protocol = getProtocol(url);
 
     protocol
-      .get(url, Object.assign({
-        headers: {
-          'User-Agent': 'highcharts/export',
-          'Referer': 'highcharts.export'
-        }
-      }, requestOptions || {}), (res) => {
-        let data = '';
+      .get(
+        url,
+        Object.assign(
+          {
+            headers: {
+              'User-Agent': 'highcharts/export',
+              Referer: 'highcharts/export'
+            }
+          },
+          requestOptions || {}
+        ),
+        (res) => {
+          let data = '';
 
-        // A chunk of data has been received.
-        res.on('data', (chunk) => {
-          data += chunk;
-        });
+          // A chunk of data has been received.
+          res.on('data', (chunk) => {
+            data += chunk;
+          });
 
-        // The whole response has been received.
-        res.on('end', () => {
-          if (!data) {
-            reject('Nothing was fetched from the URL.');
-          }
+          // The whole response has been received.
+          res.on('end', () => {
+            if (!data) {
+              reject('Nothing was fetched from the URL.');
+            }
 
-          res.text = data;
-          resolve(res);
-        });
-      })
+            res.text = data;
+            resolve(res);
+          });
+        }
+      )
       .on('error', (error) => {
         reject(error);
       });

dist/index.esm.js

@@ -124,11 +124,7 @@ export async function triggerExport(chartOptions, options, displayErrors) {
   let constr = options.export.constr || 'chart';
   constr = typeof Highcharts[constr] !== 'undefined' ? constr : 'chart';
 
-  Highcharts[constr](
-    'container',
-    finalOptions,
-    finalCallback
-  );
+  Highcharts[constr]('container', finalOptions, finalCallback);
 
   // Get the current global options
   const defaultOptions = getOptions();