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https://tc39.es/ecma262/#sec-additions-and-changes-that-introduce-incompatibilities-with-prior-editions 11.9.1: In ECMAScript 2015, Automatic Semicolon Insertion adds a semicolon at the end of a do-while statement if the semicolon is missing. This change aligns the specification with the actual behaviour of most existing implementations.
24 lines
488 B
JavaScript
24 lines
488 B
JavaScript
test("basic functionality", () => {
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let number = 0;
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do {
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number++;
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} while (number < 9);
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expect(number).toBe(9);
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});
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test("no braces", () => {
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let number = 0;
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do number++;
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while (number < 3);
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expect(number).toBe(3);
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});
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test("exception in test expression", () => {
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expect(() => {
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do {} while (foo);
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}).toThrow(ReferenceError);
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});
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test("automatic semicolon insertion", () => {
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expect("do {} while (false) foo").toEval();
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});
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