init claude-code

utils/hyperlink.ts

@@ -0,0 +1,39 @@
+import chalk from 'chalk'
+import { supportsHyperlinks } from '../ink/supports-hyperlinks.js'
+
+// OSC 8 hyperlink escape sequences
+// Format: \e]8;;URL\e\\TEXT\e]8;;\e\\
+// Using \x07 (BEL) as terminator which is more widely supported
+export const OSC8_START = '\x1b]8;;'
+export const OSC8_END = '\x07'
+
+type HyperlinkOptions = {
+  supportsHyperlinks?: boolean
+}
+
+/**
+ * Create a clickable hyperlink using OSC 8 escape sequences.
+ * Falls back to plain text if the terminal doesn't support hyperlinks.
+ *
+ * @param url - The URL to link to
+ * @param content - Optional content to display as the link text (only when hyperlinks are supported).
+ *                  If provided and hyperlinks are supported, this text is shown as a clickable link.
+ *                  If hyperlinks are not supported, content is ignored and only the URL is shown.
+ * @param options - Optional overrides for testing (supportsHyperlinks)
+ */
+export function createHyperlink(
+  url: string,
+  content?: string,
+  options?: HyperlinkOptions,
+): string {
+  const hasSupport = options?.supportsHyperlinks ?? supportsHyperlinks()
+  if (!hasSupport) {
+    return url
+  }
+
+  // Apply basic ANSI blue color - wrap-ansi preserves this across line breaks
+  // RGB colors (like theme colors) are NOT preserved by wrap-ansi with OSC 8
+  const displayText = content ?? url
+  const coloredText = chalk.blue(displayText)
+  return `${OSC8_START}${url}${OSC8_END}${coloredText}${OSC8_START}${OSC8_END}`
+}