From d30dfc89bf1b673b2fdc0638766b930adaec228c Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sat, 29 Mar 2025 00:47:55 +0900
Subject: feat(blog/nuldoc): migrate syntax highlighter from highlight.js to
 shiki.js

---
 vhosts/blog/nuldoc-src/dom.ts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'vhosts/blog/nuldoc-src/dom.ts')

diff --git a/vhosts/blog/nuldoc-src/dom.ts b/vhosts/blog/nuldoc-src/dom.ts
index 478cbc6c..ed7ffd31 100644
--- a/vhosts/blog/nuldoc-src/dom.ts
+++ b/vhosts/blog/nuldoc-src/dom.ts
@@ -69,6 +69,15 @@ export function forEachChild(e: Element, f: (n: Node) => void) {
   }
 }
 
+export async function forEachChildAsync(
+  e: Element,
+  f: (n: Node) => Promise<void>,
+): Promise<void> {
+  for (const c of e.children) {
+    await f(c);
+  }
+}
+
 export function forEachChildRecursively(e: Element, f: (n: Node) => void) {
   const g = (c: Node) => {
     f(c);
@@ -78,3 +87,16 @@ export function forEachChildRecursively(e: Element, f: (n: Node) => void) {
   };
   forEachChild(e, g);
 }
+
+export async function forEachChildRecursivelyAsync(
+  e: Element,
+  f: (n: Node) => Promise<void>,
+): Promise<void> {
+  const g = async (c: Node) => {
+    await f(c);
+    if (c.kind === "element") {
+      await forEachChildAsync(c, g);
+    }
+  };
+  await forEachChildAsync(e, g);
+}
-- 
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