fix(theme): fix auto-sidebar collapsed (#746)

pengzhanbo · web-flow · commit 192017b89219 · 2025-10-31T18:03:06.000+08:00
diff --git a/theme/src/node/prepare/prepareSidebar.ts b/theme/src/node/prepare/prepareSidebar.ts
@@ -171,7 +171,7 @@ function getAutoDirSidebar(
         current.icon = frontmatter.icon as ThemeIcon
       }
       if (parent?.items?.length) {
-        parent.collapsed = false
+        parent.collapsed ??= false
       }
       parent = current
       items = current.items as ResolvedSidebarItem[]

Original file line number	Diff line number	Diff line change
`@@ -171,7 +171,7 @@ function getAutoDirSidebar(`
`171`	`171`	`current.icon = frontmatter.icon as ThemeIcon`
`172`	`172`	`}`
`173`	`173`	`if (parent?.items?.length) {`
`174`		`- parent.collapsed = false`
	`174`	`+ parent.collapsed ??= false`
`175`	`175`	`}`
`176`	`176`	`parent = current`
`177`	`177`	`items = current.items as ResolvedSidebarItem[]`