0.2.0 - Mid migration

web/node_modules/@babel/helper-remap-async-to-generator/lib/index.js

@@ -0,0 +1,72 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+var _helperWrapFunction = require("@babel/helper-wrap-function");
+
+var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
+
+var t = require("@babel/types");
+
+const awaitVisitor = {
+  Function(path) {
+    path.skip();
+  },
+
+  AwaitExpression(path, {
+    wrapAwait
+  }) {
+    const argument = path.get("argument");
+
+    if (path.parentPath.isYieldExpression()) {
+      path.replaceWith(argument.node);
+      return;
+    }
+
+    path.replaceWith(t.yieldExpression(wrapAwait ? t.callExpression(t.cloneNode(wrapAwait), [argument.node]) : argument.node));
+  }
+
+};
+
+function _default(path, helpers, noNewArrows) {
+  path.traverse(awaitVisitor, {
+    wrapAwait: helpers.wrapAwait
+  });
+  const isIIFE = checkIsIIFE(path);
+  path.node.async = false;
+  path.node.generator = true;
+  (0, _helperWrapFunction.default)(path, t.cloneNode(helpers.wrapAsync), noNewArrows);
+  const isProperty = path.isObjectMethod() || path.isClassMethod() || path.parentPath.isObjectProperty() || path.parentPath.isClassProperty();
+
+  if (!isProperty && !isIIFE && path.isExpression()) {
+    (0, _helperAnnotateAsPure.default)(path);
+  }
+
+  function checkIsIIFE(path) {
+    if (path.parentPath.isCallExpression({
+      callee: path.node
+    })) {
+      return true;
+    }
+
+    const {
+      parentPath
+    } = path;
+
+    if (parentPath.isMemberExpression() && t.isIdentifier(parentPath.node.property, {
+      name: "bind"
+    })) {
+      const {
+        parentPath: bindCall
+      } = parentPath;
+      return bindCall.isCallExpression() && bindCall.node.arguments.length === 1 && t.isThisExpression(bindCall.node.arguments[0]) && bindCall.parentPath.isCallExpression({
+        callee: bindCall.node
+      });
+    }
+
+    return false;
+  }
+}