fix expandable index

carlospolop · carlospolop · commit bfafec51ed7a · 2026-01-26T15:29:02.000+01:00
diff --git a/theme/toc.js.hbs b/theme/toc.js.hbs
@@ -35,10 +35,8 @@ class MDBookSidebarScrollbox extends HTMLElement {
                     parent.classList.add("expanded");
                 }
                 while (parent) {
-                    if (parent.tagName === "LI" && parent.previousElementSibling) {
-                        if (parent.previousElementSibling.classList.contains("chapter-item")) {
-                            parent.previousElementSibling.classList.add("expanded");
-                        }
+                    if (parent.tagName === "LI" && parent.classList.contains("chapter-item")) {
+                        parent.classList.add("expanded");
                     }
                     parent = parent.parentElement;
                 }

Original file line number	Diff line number	Diff line change
`@@ -35,10 +35,8 @@ class MDBookSidebarScrollbox extends HTMLElement {`
`35`	`35`	`parent.classList.add("expanded");`
`36`	`36`	`}`
`37`	`37`	`while (parent) {`
`38`		`- if (parent.tagName === "LI" && parent.previousElementSibling) {`
`39`		`- if (parent.previousElementSibling.classList.contains("chapter-item")) {`
`40`		`- parent.previousElementSibling.classList.add("expanded");`
`41`		`- }`
	`38`	`+ if (parent.tagName === "LI" && parent.classList.contains("chapter-item")) {`
	`39`	`+ parent.classList.add("expanded");`
`42`	`40`	`}`
`43`	`41`	`parent = parent.parentElement;`
`44`	`42`	`}`