Ensure that Program nodes have a sourceType.

2017-09-19 14:50:21 -07:00
parent b83fa26937
commit fec79e358c
2 changed files with 3 additions and 2 deletions
--- a/packages/babel-types/src/definitions/core.js
+++ b/packages/babel-types/src/definitions/core.js
@@ -513,13 +513,14 @@ defineType("NewExpression", { inherits: "CallExpression" });

 defineType("Program", {
  visitor: ["directives", "body"],
-  builder: ["body", "directives"],
+  builder: ["body", "directives", "sourceType"],
  fields: {
    sourceFile: {
      validate: assertValueType("string"),
    },
    sourceType: {
      validate: assertOneOf("script", "module"),
+      default: "script",
    },
    directives: {
      validate: chain(