v1.0 with SW PWA enabled

frontend/node_modules/recharts/es6/util/LogUtils.js

@@ -0,0 +1,22 @@
+/* eslint no-console: 0 */
+var isDev = process.env.NODE_ENV !== 'production';
+export var warn = function warn(condition, format) {
+  for (var _len = arguments.length, args = new Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
+    args[_key - 2] = arguments[_key];
+  }
+  if (isDev && typeof console !== 'undefined' && console.warn) {
+    if (format === undefined) {
+      console.warn('LogUtils requires an error message argument');
+    }
+    if (!condition) {
+      if (format === undefined) {
+        console.warn('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.');
+      } else {
+        var argIndex = 0;
+        console.warn(format.replace(/%s/g, function () {
+          return args[argIndex++];
+        }));
+      }
+    }
+  }
+};