feat: fix #2086 When navigation a root with an index, the index is no…

…w navigater first.
arnog · Aug 10, 2023 · 0a04132 · 0a04132
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,7 @@
 
 - Added `if-math-mode` and `if-text-mode` classes to conditionally show 
   virtual keyboard keys.
+- **#2086** When navigation a root with an index, the index is now navigater first.
 
 ## 0.95.1 (2023-07-25)
 

diff --git a/src/core-atoms/surd.ts b/src/core-atoms/surd.ts
@@ -60,6 +60,11 @@ export class SurdAtom extends Atom {
     return latexCommand(command, body);
   }
 
+  // Custom implementation so that the navigation of the index feels natural
+  get children(): Atom[] {
+    return [...(this.above ?? []), ...(this.body ?? [])];
+  }
+
   render(context: Context): Box | null {
     // See the TeXbook pg. 443, Rule 11.
     // http://www.ctex.org/documents/shredder/src/texbook.pdf