Improved error handling -- ignoring benign errors. Fixes #11

Author: getvictor

src/background.ts

@@ -28,9 +28,11 @@ chrome.webNavigation.onCommitted.addListener(
                 tabId: details.tabId,
                 frameIds: [details.frameId],
             }
-            void chrome.scripting.insertCSS({
+            chrome.scripting.insertCSS({
                 css: cssToInject,
                 target: target,
+            }).catch((error) => {
+                console.info("OpenBlur Could not inject CSS into tab %d", details.tabId, error)
             })
         }
     }
@@ -46,9 +48,11 @@ chrome.runtime.onMessage.addListener(
             if (sender.frameId !== undefined) {
                 target.frameIds = [sender.frameId]
             }
-            void chrome.scripting.removeCSS({
+            chrome.scripting.removeCSS({
                 css: cssToInject,
                 target: target,
+            }).catch((error) => {
+                console.info("OpenBlur Could not remove CSS from tab %d", target.tabId, error)
             })
         }
         if (request.mode) {

src/popup.ts

@@ -22,8 +22,14 @@ chrome.storage.sync.get(null, (data) => {
                 // Send message to content script in all tabs
                 const tabs = await chrome.tabs.query({})
                 for (const tab of tabs) {
-                    console.debug("OpenBlur Sending message to tab id %d, url %s", tab.id, tab.url)
-                    void chrome.tabs.sendMessage(tab.id!, {literals})
+                    console.debug("OpenBlur Sending literals message to tab id %d, title '%s' url %s", tab.id, tab.title, tab.url)
+                    chrome.tabs.sendMessage(tab.id!, {literals})
+                        .catch((error) => {
+                            // We ignore tabs without a proper URL, like chrome://extensions/
+                            if (tab.url) {
+                                console.info("OpenBlur Could not send message to tab with title '%s' and url %s. Was OpenBlur just installed?", tab.title, tab.url, error)
+                            }
+                        })
                 }
             }
         })
@@ -38,8 +44,14 @@ checkbox.addEventListener("change", async (event) => {
         // Send message to content script in all tabs
         const tabs = await chrome.tabs.query({})
         for (const tab of tabs) {
-            console.debug("OpenBlur Sending message to tab id %d, url %s", tab.id, tab.url)
-            void chrome.tabs.sendMessage(tab.id!, {mode: mode})
+            console.debug("OpenBlur Sending mode message to tab id %d, title '%s' url %s", tab.id, tab.title, tab.url)
+            chrome.tabs.sendMessage(tab.id!, {mode: mode})
+                .catch((error) => {
+                    // We ignore tabs without a proper URL, like chrome://extensions/
+                    if (tab.url) {
+                        console.info("OpenBlur Could not send message to tab with title '%s' and url %s. Was OpenBlur just installed?", tab.title, tab.url, error)
+                    }
+                })
         }
     }
 })