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Diffstat (limited to 'node_modules/babel-runtime/helpers/asyncGeneratorDelegate.js')
-rw-r--r-- | node_modules/babel-runtime/helpers/asyncGeneratorDelegate.js | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/node_modules/babel-runtime/helpers/asyncGeneratorDelegate.js b/node_modules/babel-runtime/helpers/asyncGeneratorDelegate.js new file mode 100644 index 000000000..5fcc123e0 --- /dev/null +++ b/node_modules/babel-runtime/helpers/asyncGeneratorDelegate.js @@ -0,0 +1,69 @@ +"use strict"; + +exports.__esModule = true; + +var _iterator = require("../core-js/symbol/iterator"); + +var _iterator2 = _interopRequireDefault(_iterator); + +var _symbol = require("../core-js/symbol"); + +var _symbol2 = _interopRequireDefault(_symbol); + +var _promise = require("../core-js/promise"); + +var _promise2 = _interopRequireDefault(_promise); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +exports.default = function (inner, awaitWrap) { + var iter = {}, + waiting = false; + + function pump(key, value) { + waiting = true; + value = new _promise2.default(function (resolve) { + resolve(inner[key](value)); + }); + return { + done: false, + value: awaitWrap(value) + }; + } + + ; + + if (typeof _symbol2.default === "function" && _iterator2.default) { + iter[_iterator2.default] = function () { + return this; + }; + } + + iter.next = function (value) { + if (waiting) { + waiting = false; + return value; + } + + return pump("next", value); + }; + + if (typeof inner.throw === "function") { + iter.throw = function (value) { + if (waiting) { + waiting = false; + throw value; + } + + return pump("throw", value); + }; + } + + if (typeof inner.return === "function") { + iter.return = function (value) { + return pump("return", value); + }; + } + + return iter; +};
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