Add legacy option to plugin-proposal-decorators.

2018-04-14 19:27:02 +02:00
parent 42244123e1
commit 96316dcf88
9 changed files with 335 additions and 283 deletions
--- a/packages/babel-plugin-syntax-decorators/src/index.js
+++ b/packages/babel-plugin-syntax-decorators/src/index.js
@@ -1,11 +1,16 @@
 import { declare } from "@babel/helper-plugin-utils";

-export default declare(api => {
+export default declare((api, options) => {
  api.assertVersion(7);

+  const { legacy = false } = options;
+  if (typeof legacy !== "boolean") {
+    throw new Error("'legacy' must be a boolean.");
+  }
+
  return {
    manipulateOptions(opts, parserOpts) {
-      parserOpts.plugins.push("decorators");
+      parserOpts.plugins.push(legacy ? "decorators" : "decorators2");
    },
  };
 });