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frontend/datafeeds/udf/lib/helpers.js

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+/**
+ * If you want to enable logs from datafeed set it to `true`
+ */
+const isLoggingEnabled = false;
+export function logMessage(message) {
+    if (isLoggingEnabled) {
+        const now = new Date();
+        // tslint:disable-next-line:no-console
+        console.log(`${now.toLocaleTimeString()}.${now.getMilliseconds()}> ${message}`);
+    }
+}
+export function getErrorMessage(error) {
+    if (error === undefined) {
+        return '';
+    }
+    else if (typeof error === 'string') {
+        return error;
+    }
+    return error.message;
+}