58 lines
1.4 KiB
JavaScript
58 lines
1.4 KiB
JavaScript
function assertClosed(g) {
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assert.deepEqual({value: undefined, done: true}, g.next());
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}
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var x;
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function* f() {
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x = 0;
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yield 1;
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try {
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yield 2;
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yield 3;
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} finally {
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x = 4;
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}
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yield x;
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}
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var g = f();
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assert.deepEqual(g.next(), {value: 1, done: false});
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assert.deepEqual(g.next(), {value: 2, done: false});
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assert.deepEqual(g.next(), {value: 3, done: false});
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assert.deepEqual(g.next(), {value: 4, done: false});
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assert.deepEqual(g.next(), {value: undefined, done: true});
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assertClosed(g);
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assert.equal(x, 4);
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g = f();
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assert.deepEqual(g.next(), {value: 1, done: false});
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assert.throws(() => g.throw('ex'));
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assertClosed(g);
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assert.equal(x, 0);
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g = f();
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assert.deepEqual(g.next(), {value: 1, done: false});
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assert.deepEqual(g.next(), {value: 2, done: false});
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assert.throws(() => g.throw('ex'));
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assertClosed(g);
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assert.equal(x, 4);
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g = f();
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assert.deepEqual(g.next(), {value: 1, done: false});
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assert.deepEqual(g.next(), {value: 2, done: false});
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assert.deepEqual(g.next(), {value: 3, done: false});
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assert.throws(() => g.throw('ex'));
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assertClosed(g);
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assert.equal(x, 4);
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g = f();
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assert.deepEqual(g.next(), {value: 1, done: false});
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assert.deepEqual(g.next(), {value: 2, done: false});
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assert.deepEqual(g.next(), {value: 3, done: false});
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assert.deepEqual(g.next(), {value: 4, done: false});
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assert.throws(() => g.throw('ex'));
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assertClosed(g);
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assert.equal(x, 4);
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