refactor: change type of Revision.date

1 files changed, 3 insertions, 2 deletions

diff --git a/nuldoc-src/commands/build.ts b/nuldoc-src/commands/build.ts
index f4cb013..da7e5ce 100644
--- a/nuldoc-src/commands/build.ts
+++ b/nuldoc-src/commands/build.ts
@@ -5,6 +5,7 @@ import { Config } from "../config.ts";
 import { parseDocBookFile } from "../docbook/parse.ts";
 import { Page } from "../page.ts";
 import { render } from "../render.ts";
+import { dateToString } from "../revision.ts";
 import { generateAboutPage } from "../pages/about.ts";
 import { generateHomePage } from "../pages/home.ts";
 import { generateNotFoundPage } from "../pages/not_found.ts";
@@ -160,8 +161,8 @@ function collectTags(taggedPages: TaggedPage[]): [string, TaggedPage[]][] {
     result.push([
       tag,
       tagsAndPages.get(tag).sort((a: TaggedPage, b: TaggedPage) => {
-        const ta = getPostCreatedDate(a);
-        const tb = getPostCreatedDate(b);
+        const ta = dateToString(getPostCreatedDate(a));
+        const tb = dateToString(getPostCreatedDate(b));
         if (ta > tb) return -1;
         if (ta < tb) return 1;
         return 0;