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Update DateTime.equals() to cover the case when the param is not an instance of DateTime. #1615

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Update DateTime.equals() to cover the case when the param is not an instance of DateTime. #1615

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1 change: 1 addition & 0 deletions src/datetime.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2164,6 +2164,7 @@ export default class DateTime {
*/
equals(other) {
return (
other instanceof DateTime &&
this.isValid &&
other.isValid &&
this.valueOf() === other.valueOf() &&
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5 changes: 5 additions & 0 deletions test/datetime/equality.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,11 @@ test("does not equal an invalid DateTime", () => {
const l1 = DateTime.local(2017, 5, 15),
l2 = DateTime.invalid("whatever");
expect(l1.equals(l2)).toBe(false);
expect(l1.equals(undefined)).toBe(false);
expect(l1.equals(null)).toBe(false);
expect(l1.equals({})).toBe(false);
expect(l1.equals("abc")).toBe(false);
expect(l1.equals(123)).toBe(false);
});

test("does not equal a different locale", () => {
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