Add option timeoutAsWarning

README.md

@@ -176,6 +176,7 @@ key is `urls`. Other optional options are:
   of strings for headless Chrome](https://peter.sh/experiments/chromium-command-line-switches/).
 * `cssoOptions` - CSSO compress function [options](https://github.com/css/csso#compressast-options)
 * `timeout` - Maximum navigation time in milliseconds, defaults to 30 seconds, pass 0 to disable timeout.
+*  `timeoutAsWarning` - This is workaround for the bug in puppeter, when there are no open connections but puppeteer reports it as timeout anyway. If you set it to true minimalcss will report timeouts as warnings instead of rejection. Take a note real timeouts still be reported as errors.
 
 ## Warnings
 

src/run.js

@@ -116,7 +116,8 @@ const processPage = ({
   doms,
   allHrefs,
   redirectResponses,
-  skippedUrls
+  skippedUrls,
+  timeoutAsWarning
 }) =>
   new Promise(async (resolve, reject) => {
     // If anything goes wrong, for example a `pageerror` event or
@@ -128,7 +129,6 @@ const processPage = ({
     const tracker = createTracker(page);
     const safeReject = error => {
       if (fulfilledPromise) return;
-      fulfilledPromise = true;
       if (error.message.startsWith('Navigation Timeout Exceeded')) {
         const urls = tracker.urls();
         if (urls.length > 1) {
@@ -137,8 +137,14 @@ const processPage = ({
           )}`;
         } else if (urls.length > 0) {
           error.message += `\nFor ${urls[0]}`;
+        } else if (options.timeoutAsWarning) {
+          // This is workaround for the bug in puppeter, when there are
+          // no open connections but puppeteer reports it as timeout anyway.
+          console.warn(error.message);
+          return;
         }
       }
+      fulfilledPromise = true;
       tracker.dispose();
       reject(error);
     };
@@ -377,7 +383,7 @@ const minimalcss = async options => {
           doms,
           allHrefs,
           redirectResponses,
-          skippedUrls
+          skippedUrls,
         });
       } catch (e) {
         throw e;