1 2 3 | async function foo() { await bar(); } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | let foo = (() => { var _ref = _asyncToGenerator(function* () { yield bar(); }); return function foo() { return _ref.apply(this, arguments); }; })(); function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | function *numbers() { for (let i = 0; i < 20; i++) { if (i < 5) { yield i; } else if (i < 10 && i % 2 === 0) { yield i * 2; } else if (i < 15 && i % 3 === 0) { yield i * 3; } else if (i % 7 === 0) { yield i * 7; } } } debug(numbers()); // -> 输出数字: 0, 1, 2, 3, 4, 12, 49, 16, 27, 36, 98 |
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