Amjad Masad 3667527d04 Revert "Remove flow"
This reverts commit 2827ff6b01dcce69e9d3c0402e96b52b3a2a47ee.
2016-03-03 14:49:20 -08:00

24 lines
703 B
JavaScript

import type { NodePath } from "babel-traverse";
import { visitors } from "babel-traverse";
import * as destructuring from "./destructuring";
import * as def from "./default";
import * as rest from "./rest";
export default function () {
return {
visitor: visitors.merge([{
ArrowFunctionExpression(path) {
// default/rest visitors require access to `arguments`
let params: Array<NodePath> = path.get("params");
for (let param of params) {
if (param.isRestElement() || param.isAssignmentPattern()) {
path.arrowFunctionToShadowed();
break;
}
}
}
}, destructuring.visitor, rest.visitor, def.visitor])
};
}