1 files changed, 100 insertions, 0 deletions
diff --git a/node_modules/@babel/runtime/helpers/builtin/AsyncGenerator.js b/node_modules/@babel/runtime/helpers/builtin/AsyncGenerator.js
new file mode 100644
index 00000000..4962efcd
--- /dev/null
+++ b/node_modules/@babel/runtime/helpers/builtin/AsyncGenerator.js
@@ -0,0 +1,100 @@
+var AwaitValue = require("./AwaitValue");
+
+function AsyncGenerator(gen) {
+  var front, back;
+
+  function send(key, arg) {
+    return new Promise(function (resolve, reject) {
+      var request = {
+        key: key,
+        arg: arg,
+        resolve: resolve,
+        reject: reject,
+        next: null
+      };
+
+      if (back) {
+        back = back.next = request;
+      } else {
+        front = back = request;
+        resume(key, arg);
+      }
+    });
+  }
+
+  function resume(key, arg) {
+    try {
+      var result = gen[key](arg);
+      var value = result.value;
+      var wrappedAwait = value instanceof AwaitValue;
+      Promise.resolve(wrappedAwait ? value.wrapped : value).then(function (arg) {
+        if (wrappedAwait) {
+          resume("next", arg);
+          return;
+        }
+
+        settle(result.done ? "return" : "normal", arg);
+      }, function (err) {
+        resume("throw", err);
+      });
+    } catch (err) {
+      settle("throw", err);
+    }
+  }
+
+  function settle(type, value) {
+    switch (type) {
+      case "return":
+        front.resolve({
+          value: value,
+          done: true
+        });
+        break;
+
+      case "throw":
+        front.reject(value);
+        break;
+
+      default:
+        front.resolve({
+          value: value,
+          done: false
+        });
+        break;
+    }
+
+    front = front.next;
+
+    if (front) {
+      resume(front.key, front.arg);
+    } else {
+      back = null;
+    }
+  }
+
+  this._invoke = send;
+
+  if (typeof gen.return !== "function") {
+    this.return = undefined;
+  }
+}
+
+if (typeof Symbol === "function" && Symbol.asyncIterator) {
+  AsyncGenerator.prototype[Symbol.asyncIterator] = function () {
+    return this;
+  };
+}
+
+AsyncGenerator.prototype.next = function (arg) {
+  return this._invoke("next", arg);
+};
+
+AsyncGenerator.prototype.throw = function (arg) {
+  return this._invoke("throw", arg);
+};
+
+AsyncGenerator.prototype.return = function (arg) {
+  return this._invoke("return", arg);
+};
+
+module.exports = AsyncGenerator;
+\ No newline at end of file