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24 lines
914 B
JavaScript
24 lines
914 B
JavaScript
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describe("parsing freestanding generators", () => {
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test("simple", () => {
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expect(`function* foo() {}`).toEval();
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expect(`function *foo() {}`).toEval();
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expect(`function
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*foo() {}`).toEval();
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});
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test("yield expression", () => {
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expect(`function* foo() { yield; }`).toEval();
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expect(`function* foo() { yield (yield); }`).toEval();
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expect(`function* foo() { yield (yield foo); }`).toEval();
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expect(`function foo() { yield; }`).toEval();
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expect(`function foo() { yield 3; }`).not.toEval();
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});
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test.skip("yield-from expression", () => {
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expect(`function* foo() { yield *bar; }`).toEval();
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expect(`function* foo() { yield *(yield); }`).toEval();
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expect(`function* foo() { yield
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*bar; }`).not.toEval();
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expect(`function foo() { yield
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*bar; }`).toEval();
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});
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});
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