[ts-utils]: truncateTime includes interval parameter now (previous = DAYS).

Author: richardwu

packages/ts-utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@tensor-hq/ts-utils",
-  "version": "0.2.1",
+  "version": "0.3.0",
   "description": "Minimal utilities in TypeScript.",
   "sideEffects": false,
   "module": "./dist/esm/index.js",

packages/ts-utils/src/time.ts

@@ -30,8 +30,9 @@ export const sleep = (time: Timespan): Promise<void> => {
 export const waitMS = async (ms: number): Promise<void> =>
   sleep({ Millis: ms });
 
-export const truncateTime = (date: Date): Date => {
-  const timePortion = date.getTime() % DAYS;
+/** Truncates (floors) the time portion of a date to the nearest interval */
+export const truncateTime = (date: Date, intervalMs: number): Date => {
+  const timePortion = date.getTime() % intervalMs;
   return new Date(date.getTime() - timePortion);
 };