From 5743ad3923f8f2231ba1e495975d1fd6a951591f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Mon, 29 Jun 2020 23:23:36 +0200
Subject: [PATCH] [regression] Don't validate file.comments in `@babel/types`
 (#11752)
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Co-authored-by: Huáng Jùnliàng <jlhwung@gmail.com>
---
 packages/babel-types/src/definitions/core.js | 6 +++++-
 packages/babel-types/test/regressions.js     | 9 +++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 packages/babel-types/test/regressions.js

diff --git a/packages/babel-types/src/definitions/core.js b/packages/babel-types/src/definitions/core.js
index 38948a63db..b909c13d39 100644
--- a/packages/babel-types/src/definitions/core.js
+++ b/packages/babel-types/src/definitions/core.js
@@ -280,7 +280,11 @@ defineType("File", {
       validate: assertNodeType("Program"),
     },
     comments: {
-      validate: assertEach(assertNodeType("Comment")),
+      validate: !process.env.BABEL_TYPES_8_BREAKING
+        ? Object.assign(() => {}, {
+            each: { oneOfNodeTypes: ["CommentBlock", "CommentLine"] },
+          })
+        : assertEach(assertNodeType("CommentBlock", "CommentLine")),
       optional: true,
     },
     tokens: {
diff --git a/packages/babel-types/test/regressions.js b/packages/babel-types/test/regressions.js
new file mode 100644
index 0000000000..04c345ba7e
--- /dev/null
+++ b/packages/babel-types/test/regressions.js
@@ -0,0 +1,9 @@
+import * as t from "../lib";
+
+describe("regressions", () => {
+  it("jest .toMatchInlineSnapshot used 'Line' for comments", () => {
+    expect(() => {
+      t.file(t.program([]), [{ type: "Line" }]);
+    }).not.toThrow();
+  });
+});