fix: if response is not valid json throw error #409

src/utils/index.ts

@@ -12,3 +12,4 @@ export * from './serialize'
 export * from './splitChunks'
 export * from './parseWeboutResponse'
 export * from './fetchLogByChunks'
+export * from './isValidJson'

src/utils/isValidJson.ts

@@ -0,0 +1,11 @@
+/**
+ * Checks if string is in valid JSON format else throw error.
+ * @param str - string to check.
+ */
+export const isValidJson = (str: string) => {
+  try {
+    JSON.parse(str)
+  } catch (e) {
+    throw new Error('Invalid JSON response.')
+  }
+}