fix(cli): improve link measurement and refactor LaTeX arrow mapping

packages/cli/src/ui/utils/InlineMarkdownRenderer.test.tsx

@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -21,6 +21,8 @@ describe('InlineMarkdownRenderer', () => {
       ['compile-time**', 14],
       ['$\\rightarrow$', 1],
       ['Sign Out $\\rightarrow$ Sign In', 18],
+      ['[Google](https://google.com)', 27],
+      ['Preceding [Link](url)', 20],
     ])(
       'should measure markdown text length correctly for "%s"',
       (input, expected) => {

packages/cli/src/ui/utils/InlineMarkdownRenderer.tsx

@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -18,6 +18,13 @@ const INLINE_CODE_MARKER_LENGTH = 1; // For "`"
 const UNDERLINE_TAG_START_LENGTH = 3; // For "<u>"
 const UNDERLINE_TAG_END_LENGTH = 4; // For "</u>"
 
+const LATEX_MAP: Record<string, string> = {
+  '$\\rightarrow$': '→',
+  '$\\leftarrow$': '←',
+  '$\\uparrow$': '↑',
+  '$\\downarrow$': '↓',
+};
+
 interface RenderInlineProps {
   text: string;
   defaultColor?: string;
@@ -144,13 +151,7 @@ const RenderInlineInternal: React.FC<RenderInlineProps> = ({
           </Text>
         );
       } else if (fullMatch.startsWith('$') && fullMatch.endsWith('$')) {
-        const latexMap: Record<string, string> = {
+        const replacement = LATEX_MAP[fullMatch];
-          '$\\rightarrow$': '→',
-          '$\\leftarrow$': '←',
-          '$\\uparrow$': '↑',
-          '$\\downarrow$': '↓',
-        };
-        const replacement = latexMap[fullMatch];
         if (replacement) {
           renderedNode = (
             <Text key={key} color={baseColor}>
@@ -199,7 +200,10 @@ export const getPlainTextLength = (text: string): number => {
     .replace(/~~(.*?)~~/g, '$1')
     .replace(/`(.*?)`/g, '$1')
     .replace(/<u>(.*?)<\/u>/g, '$1')
-    .replace(/.*\[(.*?)\]\(.*\)/g, '$1')
+    .replace(/\[(.*?)\]\((.*?)\)/g, '$1 ($2)')
-    .replace(/\$\\(rightarrow|leftarrow|uparrow|downarrow)\$/g, '→');
+    .replace(
+      /\$\\(rightarrow|leftarrow|uparrow|downarrow)\$/g,
+      (match) => LATEX_MAP[match] ?? match,
+    );
   return stringWidth(cleanText);
 };