Make Userscript IPC properly report request errors to Worker

main.meta.js

@@ -1,7 +1,7 @@
 // ==UserScript==
 // @name         PNGExtraEmbed
 // @namespace    https://coom.tech/
-// @version      0.295
+// @version      0.296
 // @description  uhh
 // @author       You
 // @match        https://boards.4channel.org/*

src/main.ts

@@ -265,6 +265,7 @@ class CommandProcessor {
                             }
                             if (msg.data.msg.name == 'corsFetch') {
                                 const { args } = msg.data.msg;
+                                try {
                                     const res = await ifetch(args[0], args[1]);
                                     // don't report progress because monkeys don't have a way to expose partial responses anyway
                                     const headersStr = (res as any).responseHeaders;
@@ -310,6 +311,24 @@ class CommandProcessor {
                                             }
                                         }
                                     }, []);
+                                } catch (e) {
+                                    this.processor.postMessage({
+                                        type: 'ipc',
+                                        id,
+                                        res: {
+                                            id,
+                                            ok: false,
+                                            setRes: true,
+                                            headers: {},
+                                            responseHeaders: '',
+                                            redirected: false,
+                                            status: 400,
+                                            bodyUsed: false,
+                                            statusText: 'shit broke',
+                                        }
+                                    });
+                                }
+
                             }
                             // ignore other commands
                         }