fix(darkmode): check for null (#1531)

jackyzha0 · Dec 3, 2024 · 5a5ef67 · 5a5ef67
1 parent 285c0e9
commit 5a5ef67
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/quartz/components/scripts/darkmode.inline.ts b/quartz/components/scripts/darkmode.inline.ts
@@ -27,9 +27,10 @@ document.addEventListener("nav", () => {
 
   // Darkmode toggle
   const themeButton = document.querySelector("#darkmode") as HTMLButtonElement
-  themeButton.addEventListener("click", switchTheme)
-  window.addCleanup(() => themeButton.removeEventListener("click", switchTheme))
-
+  if (themeButton) {
+    themeButton.addEventListener("click", switchTheme)
+    window.addCleanup(() => themeButton.removeEventListener("click", switchTheme))
+  }
   // Listen for changes in prefers-color-scheme
   const colorSchemeMediaQuery = window.matchMedia("(prefers-color-scheme: dark)")
   colorSchemeMediaQuery.addEventListener("change", themeChange)