初始提交: Gitea 项目代码

2026-05-30 22:47:36 +08:00
commit f288f76350
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+// keep this file lightweight, it's imported into IIFE chunk in bootstrap
+import {html} from '../utils/html.ts';
+import type {Intent} from '../types.ts';
+
+/** Extract a message string from an unknown caught value. */
+export function errorMessage(err: unknown): string {
+  return (err as Error)?.message || String(err);
+}
+
+/** Extract a name string from an unknown caught value. */
+export function errorName(err: unknown): string {
+  return (err as Error)?.name ?? '';
+}
+
+export function showGlobalErrorMessage(msg: string, msgType: Intent = 'error', details?: string) {
+  const parentContainer = document.querySelector('.page-content') ?? document.body;
+  if (!parentContainer) {
+    alert(`${msgType}: ${msg}`);
+    return;
+  }
+  // compact the message to a data attribute to avoid too many duplicated messages
+  const msgCompact = `${msgType}-${msg.trim()}`.replace(/[^-\w\u{80}-\u{10FFFF}]+/gu, '');
+  let msgContainer = parentContainer.querySelector<HTMLDivElement>(`.js-global-error[data-global-error-msg-compact="${msgCompact}"]`);
+  if (!msgContainer) {
+    const el = document.createElement('div');
+    el.innerHTML = html`<div class="ui container js-global-error tw-my-[--page-spacing]"><details class="ui ${msgType} message"><summary></summary></details></div>`;
+    msgContainer = el.childNodes[0] as HTMLDivElement;
+  }
+
+  // merge duplicated messages into "the message (count)" format
+  const msgCount = Number(msgContainer.getAttribute(`data-global-error-msg-count`)) + 1;
+  msgContainer.setAttribute(`data-global-error-msg-compact`, msgCompact);
+  msgContainer.setAttribute(`data-global-error-msg-count`, msgCount.toString());
+
+  const msgElem = msgContainer.querySelector('details')!;
+  const msgSummary = msgElem.querySelector('summary')!;
+  msgSummary.textContent = msg + (msgCount > 1 ? ` (${msgCount})` : '');
+  if (details) {
+    let msgDetailsPre = msgElem.querySelector('pre');
+    if (!msgDetailsPre) msgDetailsPre = document.createElement('pre');
+    msgDetailsPre.textContent = details;
+    msgElem.append(msgDetailsPre);
+  }
+  parentContainer.prepend(msgContainer);
+}
+
+// Detect whether an error originated from Gitea's own scripts, not from
+// browser extensions or other external scripts.
+const extensionRe = /(chrome|moz|safari(-web)?)-extension:\/\//;
+export function isGiteaError(filename: string, stack: string): boolean {
+  if (extensionRe.test(filename) || extensionRe.test(stack)) return false;
+  const assetBaseUrl = new URL(`${window.config.assetUrlPrefix}/`, window.location.origin).href;
+  if (filename && !filename.startsWith(assetBaseUrl) && !filename.startsWith(window.location.origin)) return false;
+  if (stack && !stack.includes(assetBaseUrl)) return false;
+  return true;
+}
+
+export function processWindowErrorEvent({error, reason, message, type, filename, lineno, colno}: ErrorEvent & PromiseRejectionEvent) {
+  const err = error ?? reason;
+  // `error` and `reason` are not guaranteed to be errors. If the value is falsy, it is likely a
+  // non-critical event from the browser. We log them but don't show them to users. Examples:
+  // - https://developer.mozilla.org/en-US/docs/Web/API/ResizeObserver#observation_errors
+  // - https://github.com/mozilla-mobile/firefox-ios/issues/10817
+  // - https://github.com/go-gitea/gitea/issues/20240
+  if (!err) {
+    if (message) console.error(new Error(message));
+    if (window.config.runModeIsProd) return;
+  }
+
+  // Filter out errors from browser extensions or other non-Gitea scripts.
+  if (!isGiteaError(filename ?? '', err?.stack ?? '')) return;
+
+  const renderedType = type === 'unhandledrejection' ? 'promise rejection' : type;
+  let msg = err?.message ?? message;
+  if (!err?.stack && lineno) msg += ` (${filename} @ ${lineno}:${colno})`;
+  const dot = msg.endsWith('.') ? '' : '.';
+  showGlobalErrorMessage(`JavaScript ${renderedType}: ${msg}${dot} Open browser console to see more details.`, 'error', err?.stack);
+}