Make date extensions work with now functions

Fixed functions that use current date internally and made them work with date extensions like `UTCDate`.

package.json

@@ -6092,6 +6092,7 @@
     "@babel/preset-env": "^7.22.10",
     "@babel/preset-typescript": "^7.22.5",
     "@date-fns/docs": "^0.29.0",
+    "@date-fns/utc": "^1.2.0",
     "@octokit/core": "^3.2.5",
     "@size-limit/esbuild": "^11.0.1",
     "@size-limit/file": "^11.0.1",
@@ -6123,4 +6124,4 @@
     "typescript": "^5.3.2",
     "vitest": "^0.34.6"
   }
-}
+}

src/formatDistanceToNow/index.ts

@@ -1,5 +1,6 @@
 import type { FormatDistanceOptions } from "../formatDistance/index.js";
 import { formatDistance } from "../formatDistance/index.js";
+import { constructNow } from "../index.js";
 
 /**
  * The {@link formatDistanceToNow} function options.
@@ -93,5 +94,5 @@ export function formatDistanceToNow<DateType extends Date>(
   date: DateType | number | string,
   options?: FormatDistanceToNowOptions,
 ): string {
-  return formatDistance(date, Date.now(), options);
+  return formatDistance(date, constructNow(date), options);
 }

src/formatDistanceToNow/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import type { FormatDistanceFn } from "../locale/types.js";
 import { formatDistanceToNow } from "./index.js";
 
@@ -192,4 +193,11 @@ describe("formatDistanceToNow", () => {
   it("throws RangeError if the passed date is `Invalid Date`", function () {
     assert.throws(formatDistanceToNow.bind(null, new Date(NaN)), RangeError);
   });
+
+  it("respects date extensions", () => {
+    const result = formatDistanceToNow(
+      new UTCDate(+new Date(1986, 3, 4, 9, 32, 0)),
+    );
+    assert(result === "about 1 hour");
+  });
 });

src/formatDistanceToNowStrict/index.ts

@@ -1,5 +1,6 @@
 import type { FormatDistanceStrictOptions } from "../formatDistanceStrict/index.js";
 import { formatDistanceStrict } from "../formatDistanceStrict/index.js";
+import { constructNow } from "../index.js";
 
 /**
  * The {@link formatDistanceToNowStrict} function options.
@@ -84,5 +85,5 @@ export function formatDistanceToNowStrict<DateType extends Date>(
   date: DateType | number | string,
   options?: FormatDistanceToNowStrictOptions,
 ): string {
-  return formatDistanceStrict(date, Date.now(), options);
+  return formatDistanceStrict(date, constructNow(date), options);
 }

src/formatDistanceToNowStrict/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { afterEach, beforeEach, describe, it } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import type { FormatDistanceFn } from "../locale/types.js";
 import { formatDistanceToNowStrict } from "./index.js";
 
@@ -374,4 +375,11 @@ describe("formatDistanceToNowStrict", () => {
       RangeError,
     );
   });
+
+  it("respects date extensions", () => {
+    const result = formatDistanceToNowStrict(
+      new UTCDate(+new Date(1986, 3, 4, 10, 32, 5)),
+    );
+    assert(result === "5 seconds");
+  });
 });

src/isThisHour/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameHour } from "../isSameHour/index.js";
 
 /**
@@ -24,5 +25,5 @@ import { isSameHour } from "../isSameHour/index.js";
 export function isThisHour<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameHour(Date.now(), date);
+  return isSameHour(date, constructNow(date));
 }

src/isThisHour/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { afterEach, beforeEach, describe, it } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisHour } from "./index.js";
 
 describe("isThisHour", () => {
@@ -31,4 +32,8 @@ describe("isThisHour", () => {
     const date = new Date(2014, 8 /* Sep */, 25, 18, 45).getTime();
     assert(isThisHour(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(isThisHour(new UTCDate(+new Date(2014, 8 /* Sep */, 25, 18, 45))));
+  });
 });

src/isThisISOWeek/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameISOWeek } from "../isSameISOWeek/index.js";
 
 /**
@@ -26,5 +27,5 @@ import { isSameISOWeek } from "../isSameISOWeek/index.js";
 export function isThisISOWeek<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameISOWeek(date, Date.now());
+  return isSameISOWeek(date, constructNow(date));
 }

src/isThisISOWeek/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisISOWeek } from "./index.js";
 
 describe("isSameISOWeek", () => {
@@ -29,4 +30,8 @@ describe("isSameISOWeek", () => {
     const date = new Date(2014, 8 /* Sep */, 29).getTime();
     assert(isThisISOWeek(date) === false);
   });
+
+  it("respects date extensions", () => {
+    assert(isThisISOWeek(new UTCDate(+new Date(2014, 8 /* Sep */, 25))));
+  });
 });

src/isThisMinute/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameMinute } from "../isSameMinute/index.js";
 
 /**
@@ -25,5 +26,5 @@ import { isSameMinute } from "../isSameMinute/index.js";
 export function isThisMinute<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameMinute(Date.now(), date);
+  return isSameMinute(date, constructNow(date));
 }

src/isThisMinute/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisMinute } from "./index.js";
 
 describe("isThisMinute", () => {
@@ -31,4 +32,12 @@ describe("isThisMinute", () => {
     const date = new Date(2014, 8 /* Sep */, 25, 18, 30, 30).getTime();
     assert(isThisMinute(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(
+      isThisMinute(
+        new UTCDate(+new Date(2014, 8 /* Sep */, 25, 18, 30, 15, 500)),
+      ),
+    );
+  });
 });

src/isThisMonth/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameMonth } from "../isSameMonth/index.js";
 
 /**
@@ -24,5 +25,5 @@ import { isSameMonth } from "../isSameMonth/index.js";
 export function isThisMonth<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameMonth(Date.now(), date);
+  return isSameMonth(date, constructNow(date));
 }

src/isThisMonth/test.ts

@@ -1,14 +1,15 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisMonth } from "./index.js";
 
 describe("isThisMonth", () => {
   let clock: sinon.SinonFakeTimers;
   beforeEach(() => {
-    clock = sinon.useFakeTimers(new Date(2014, 8 /* Sep */, 25).getTime());
+    clock = sinon.useFakeTimers(new Date(2014, 8 /* Sep */, 1).getTime());
   });
 
   afterEach(() => {
@@ -29,4 +30,8 @@ describe("isThisMonth", () => {
     const date = new Date(2014, 8 /* Sep */, 30).getTime();
     assert(isThisMonth(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(isThisMonth(new UTCDate(+new Date(2014, 8 /* Sep */, 1))));
+  });
 });

src/isThisQuarter/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameQuarter } from "../isSameQuarter/index.js";
 
 /**
@@ -23,5 +24,5 @@ import { isSameQuarter } from "../isSameQuarter/index.js";
 export function isThisQuarter<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameQuarter(Date.now(), date);
+  return isSameQuarter(date, constructNow(date));
 }

src/isThisQuarter/test.ts

@@ -1,14 +1,15 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisQuarter } from "./index.js";
 
 describe("isThisQuarter", () => {
   let clock: sinon.SinonFakeTimers;
   beforeEach(() => {
-    clock = sinon.useFakeTimers(new Date(2014, 8 /* Sep */, 25).getTime());
+    clock = sinon.useFakeTimers(new Date(2014, 6 /* Jul */, 1).getTime());
   });
 
   afterEach(() => {
@@ -29,4 +30,8 @@ describe("isThisQuarter", () => {
     const date = new Date(2014, 6 /* Jul */, 2).getTime();
     assert(isThisQuarter(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(isThisQuarter(new UTCDate(+new Date(2014, 6 /* Jul */, 1))));
+  });
 });

src/isThisSecond/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameSecond } from "../isSameSecond/index.js";
 
 /**
@@ -24,5 +25,5 @@ import { isSameSecond } from "../isSameSecond/index.js";
 export function isThisSecond<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameSecond(Date.now(), date);
+  return isSameSecond(date, constructNow(date));
 }

src/isThisSecond/test.ts

@@ -1,8 +1,9 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { afterEach, beforeEach, describe, it } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisSecond } from "./index.js";
 
 describe("isThisSecond", () => {
@@ -31,4 +32,12 @@ describe("isThisSecond", () => {
     const date = new Date(2014, 8 /* Sep */, 25, 18, 30, 15, 250).getTime();
     assert(isThisSecond(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(
+      isThisSecond(
+        new UTCDate(+new Date(2014, 8 /* Sep */, 25, 18, 30, 15, 500)),
+      ),
+    );
+  });
 });

src/isThisWeek/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameWeek } from "../isSameWeek/index.js";
 import type { LocalizedOptions, WeekOptions } from "../types.js";
 
@@ -39,5 +40,5 @@ export function isThisWeek<DateType extends Date>(
   date: DateType | number | string,
   options?: IsThisWeekOptions,
 ): boolean {
-  return isSameWeek(date, Date.now(), options);
+  return isSameWeek(date, constructNow(date), options);
 }

src/isThisWeek/test.ts

@@ -1,14 +1,15 @@
 /* eslint-env mocha */
 
+import { UTCDate } from "@date-fns/utc";
 import assert from "node:assert";
-import { describe, it, beforeEach, afterEach } from "vitest";
 import sinon from "sinon";
+import { afterEach, beforeEach, describe, it } from "vitest";
 import { isThisWeek } from "./index.js";
 
 describe("isThisWeek", () => {
   let clock: sinon.SinonFakeTimers;
   beforeEach(() => {
-    clock = sinon.useFakeTimers(new Date(2014, 8 /* Sep */, 25).getTime());
+    clock = sinon.useFakeTimers(new Date(2014, 8 /* Sep */, 21).getTime());
   });
 
   afterEach(() => {
@@ -26,12 +27,16 @@ describe("isThisWeek", () => {
   });
 
   it("allows to specify which day is the first day of the week", () => {
-    const date = new Date(2014, 8 /* Sep */, 28);
-    assert(isThisWeek(date, { weekStartsOn: 1 }) === true);
+    const date = new Date(2014, 8 /* Sep */, 22);
+    assert(isThisWeek(date, { weekStartsOn: 1 }) === false);
   });
 
   it("accepts a timestamp", () => {
     const date = new Date(2014, 8 /* Sep */, 21).getTime();
     assert(isThisWeek(date) === true);
   });
+
+  it("respects date extensions", () => {
+    assert(isThisWeek(new UTCDate(+new Date(2014, 8 /* Sep */, 21))));
+  });
 });

src/isThisYear/index.ts

@@ -1,3 +1,4 @@
+import { constructNow } from "../index.js";
 import { isSameYear } from "../isSameYear/index.js";
 
 /**
@@ -23,5 +24,5 @@ import { isSameYear } from "../isSameYear/index.js";
 export function isThisYear<DateType extends Date>(
   date: DateType | number | string,
 ): boolean {
-  return isSameYear(date, Date.now());
+  return isSameYear(date, constructNow(date));
 }