1 files changed, 0 insertions, 37 deletions
diff --git a/vhosts/blog/nuldoc-src/revision.ts b/vhosts/blog/nuldoc-src/revision.ts
deleted file mode 100644
index a22b6bc4..00000000
--- a/vhosts/blog/nuldoc-src/revision.ts
+++ /dev/null
@@ -1,37 +0,0 @@
-export type Date = {
-  year: number;
-  month: number;
-  day: number;
-};
-
-export function stringToDate(s: string): Date {
-  const match = s.match(/(\d{4})-(\d{2})-(\d{2})/);
-  if (match === null) {
-    throw new Error();
-  }
-  const [_, y, m, d] = match;
-  return { year: parseInt(y), month: parseInt(m), day: parseInt(d) };
-}
-
-export function dateToString(date: Date): string {
-  const y = `${date.year}`.padStart(4, "0");
-  const m = `${date.month}`.padStart(2, "0");
-  const d = `${date.day}`.padStart(2, "0");
-  return `${y}-${m}-${d}`;
-}
-
-export function dateToRfc3339String(date: Date): string {
-  // 2021-01-01T12:00:00+00:00
-  // TODO: currently, time part is fixed to 00:00:00.
-  const y = `${date.year}`.padStart(4, "0");
-  const m = `${date.month}`.padStart(2, "0");
-  const d = `${date.day}`.padStart(2, "0");
-  return `${y}-${m}-${d}T00:00:00+09:00`;
-}
-
-export type Revision = {
-  number: number;
-  date: Date;
-  remark: string;
-  isInternal: boolean;
-};